Sequoia Capital

Sequoia Capital is a venture capital firm founded in 1972 and based in Menlo Park, California. It invests in seed, early, and growth-stage companies across technology, energy, financial services, healthcare, internet, mobile, outsourcing, manufacturing, media, and retail sectors. The firm seeks ambitious founders and aims to help them build long-lasting, scalable businesses, often taking the lead or significant co-investor roles and providing strategic guidance, networks, and resources. It maintains an international footprint, including investments in India and other regions, reflecting a global approach to partnering with fast-growing companies. Sequoia emphasizes strong teams, innovative products or services, and the potential for rapid growth, positioning itself as a long-term partner for companies that redefine their markets.

Michelle Bailhe

Partner

Sumaiya Balbale

COO and Operating Partner

Bogomil Balkansky

Partner

Julien Bek

Partner

Anas Biad

Partner

Isaiah Boone

Partner

Rosemarie Boyd

Partner

Romie Boyd

Partner

Konstantine Buhler

Partner

David Cahn

Partner

Luzhou Chen

Investor

Josephine Chen

Partner

W. M. Coughran

Founder's Coach and Partner

Charlie Curnin

Investor

Long Do

Analyst

Joe Dobrenski

Partner of Human Capital

Carl Eschenbach

Venture Partner

Helen Fan

Vice President

James Flynn

Partner

Caroline Fu

Vice President

Stacey Gerber

Partner, Operations and Experience

Jim Goetz

Partner

Patrick Grady

Partner

Christopher Graff

Partner, Global Equities

Trency Gu

Managing Director

Wayne Guo

Vice President

Ravi Gupta

Partner

Dannie Herzberg

Partner

Sonya Huang

Partner

Kais Khimji

Partner

Marie Klemchuk

CFO

Shailesh Lakhani

Managing Director - India

Jess Lee

Partner

Douglas Leone

Partner

Alfred Lin

Partner

Luciana Lixandru

Partner

Xiaobo Lu

Partner, China

Shaun Maguire

Partner

Cornelius Menke

Partner

Dean Meyer

Partner

Matthew Miller

Partner

Michael Moritz

Partner

Momo Ong

Scout

GV Ravishankar

Managing Director - India

Lauren Reeder

Partner

George Robson

Partner

Bryan Schreier

Partner

Harshjit Sethi

Managing Director

Thomas Stephenson

Special Limited Partner

Sam Sun

Partner

Glen Sun

Vice President, China

Teng Lei

Associate

Shraeyansh Thakur

Principal

Donald Valentine

Founder

Mike Vernal

Early-Stage Partner

Don Vieira

Global Chief Policy Officer and Partner

Fred Wang

Managing Director, China

Jeff Wang

Managing Partner of Sequoia Capital Global Equities

Cen Wang

Partner, China

Rock Wang

Managing Director

Lynn Yang

Managing Director, China

Skee Zhang

Managing Director

Jiajia Zou

Managing Director

Past deals in Messaging

ReflectionAI

Venture Round in 2024
ReflectionAI specializes in developing AI-powered chatbots for businesses. Their platform employs generative AI to create chatbots that mimic human-like conversation, enabling companies to automate customer service, marketing, and other communication tasks. These chatbots can be created swiftly and integrated into various channels, streamlining the process for businesses.

Yolk.fm

Pre Seed Round in 2024
Yolk.fm is a social platform that allows users to chat rather than send text messages.

Mindy

Seed Round in 2024
Mindy is an AI-powered email-based assistant that automates routine tasks such as conducting research, scheduling meetings, and planning events. It specializes in developing tools for individuals and businesses to leverage generative artificial intelligence.

LayerZero

Series B in 2023
LayerZero develops a blockchain interoperability platform that enables data exchange between disparate blockchains. Its platform achieves speed and security by validating as an on-chain light node, allowing companies to build cross-chain applications using a low-level communication primitive.

WATI

Series B in 2022
WATI is an early-stage, fast-growing SaaS platform that is revolutionizing how businesses communicate with their customers. We believe customer relationships are built through conversations, one message at a time. Through our cutting-edge customer engagement software built on WhatsApp’s Business API, businesses are now able to have personalized conversations, be easily accessible and engage with their customers in real-time - at scale! We live in the on-demand economy, where customers expect fast, simple and easy service and that’s exactly what our platform empowers companies to do. This is made possible through WATI’s easy-to-use platform that can be made up and running in no time. As a result, small and medium businesses have embraced the platform rapidly, and thousands of customers across 54 countries are now using WATI within just a year of launch.

Front

Series D in 2022
Front is a communication hub that centralizes customer interactions across various digital channels to enhance relationship management. The platform focuses on streamlining conversations by integrating collaboration tools and contextual data from multiple systems, allowing teams to provide timely, accurate, and personalized communications. Over 7,500 businesses, including notable names like Shopify, Airbnb, and Hulu, utilize Front to improve their customer engagement. The company's multi-channel inbox platform specializes in consolidating communication, facilitating internal discussions, and incorporating social features, thus enabling users to chat effectively and save time. By placing customer conversations at the forefront, Front empowers organizations to build stronger relationships through each interaction.

Twain

Pre Seed Round in 2022
Twain is a software product company that develops AI-powered tools for sales outreach. Its offerings include an AI communication assistant that supports outreach messaging and an AI-driven sales coach that analyzes drafted messages and, through a proprietary editor, provides concise recommendations to improve clarity, tone, and effectiveness. The goal is to help sales teams increase response and conversion rates by producing clear, compelling outreach messages based on outreach best practices.

LayerZero

Series A in 2022
LayerZero develops a blockchain interoperability platform that enables data exchange between disparate blockchains. Its platform achieves speed and security by validating as an on-chain light node, allowing companies to build cross-chain applications using a low-level communication primitive.

Canary Mail

Venture Round in 2022
Canary Mail is a secure email platform that combines WhatsApp-like encryption with productivity features. It safeguards sensitive content in emails and files, allowing businesses to control access even after messages are sent.

PicsArt

Series C in 2021
PicsArt is a global digital creation platform offering AI-powered tools for photo and video editing, drawing, and sharing. It provides an extensive open-source content library, serving consumers, creators, and businesses alike through its mobile and web applications. PicsArt's enterprise solutions include APIs and SDKs for image editing and processing.

Attentive

Series D in 2020
Attentive is a leading provider of conversational commerce solutions, specializing in a personalized mobile messaging platform that enhances business-to-consumer communication. The company enables brands and organizations to engage with customers using behavioral data, allowing for the automatic delivery of tailored mobile messages throughout the customer lifecycle. This includes functionalities such as product recommendations, limited-time sales, payment processing, and real-time customer service. By focusing on SMS as a primary channel, Attentive helps e-commerce and retail businesses forge stronger connections with mobile shoppers, transforming the way they interact and communicate with their audiences.

Attentive

Series C in 2020
Attentive is a leading provider of conversational commerce solutions, specializing in a personalized mobile messaging platform that enhances business-to-consumer communication. The company enables brands and organizations to engage with customers using behavioral data, allowing for the automatic delivery of tailored mobile messages throughout the customer lifecycle. This includes functionalities such as product recommendations, limited-time sales, payment processing, and real-time customer service. By focusing on SMS as a primary channel, Attentive helps e-commerce and retail businesses forge stronger connections with mobile shoppers, transforming the way they interact and communicate with their audiences.

Attentive

Series C in 2020
Attentive is a leading provider of conversational commerce solutions, specializing in a personalized mobile messaging platform that enhances business-to-consumer communication. The company enables brands and organizations to engage with customers using behavioral data, allowing for the automatic delivery of tailored mobile messages throughout the customer lifecycle. This includes functionalities such as product recommendations, limited-time sales, payment processing, and real-time customer service. By focusing on SMS as a primary channel, Attentive helps e-commerce and retail businesses forge stronger connections with mobile shoppers, transforming the way they interact and communicate with their audiences.

Front

Series C in 2020
Front is a communication hub that centralizes customer interactions across various digital channels to enhance relationship management. The platform focuses on streamlining conversations by integrating collaboration tools and contextual data from multiple systems, allowing teams to provide timely, accurate, and personalized communications. Over 7,500 businesses, including notable names like Shopify, Airbnb, and Hulu, utilize Front to improve their customer engagement. The company's multi-channel inbox platform specializes in consolidating communication, facilitating internal discussions, and incorporating social features, thus enabling users to chat effectively and save time. By placing customer conversations at the forefront, Front empowers organizations to build stronger relationships through each interaction.

Attentive

Series B in 2019
Attentive is a leading provider of conversational commerce solutions, specializing in a personalized mobile messaging platform that enhances business-to-consumer communication. The company enables brands and organizations to engage with customers using behavioral data, allowing for the automatic delivery of tailored mobile messages throughout the customer lifecycle. This includes functionalities such as product recommendations, limited-time sales, payment processing, and real-time customer service. By focusing on SMS as a primary channel, Attentive helps e-commerce and retail businesses forge stronger connections with mobile shoppers, transforming the way they interact and communicate with their audiences.

Carnivore

Series A in 2019
Makers of Clan HQ, mobile messenger for mobile gamers.

Flynote

Seed Round in 2019
Flynote is an online travel booking platform that connects travelers with destination planners and experts through chat, enabling instant planning and bookings for hotels, transportation, and experiences. It offers destination-specific itineraries aligned with travelers’ interests and moods, highlights local attractions, and provides customized tours to deliver curated holidays with comprehensive travel options.

Threads

Series A in 2019
Threads is a social media application created by Meta that facilitates text-based updates and real-time conversations. The platform allows users to post short messages, participate in trending discussions, and follow updates from friends, creators, and public figures. Additionally, Threads is positioned as a decision-making tool for teams, aimed at enhancing communication and collaboration among distributed workforces. By providing a virtual space for asynchronous discussions, Threads enables users to share ideas and feedback efficiently, ensuring that all team members have a voice in the decision-making process. This dual focus on social interaction and professional collaboration distinguishes Threads in the competitive landscape of digital communication tools.

Crew

Series C in 2018
The crew is a communications app that keeps everyone on the same page about everything work-related. The crew gives companies and frontline employees a new way to communicate, stay engaged, and be more successful. Unlike collaboration software that has evolved around the needs of office workers, Crew is the first communications app designed specifically for the millions of workers who don’t have ready access to effective communication technology on the job. From store clerks, restaurant managers, coaches, to pharmacists, nurses, and first responders, thousands of teams across every industry use Crew to help their businesses and organizations run more smoothly.

Front

Series B in 2018
Front is a communication hub that centralizes customer interactions across various digital channels to enhance relationship management. The platform focuses on streamlining conversations by integrating collaboration tools and contextual data from multiple systems, allowing teams to provide timely, accurate, and personalized communications. Over 7,500 businesses, including notable names like Shopify, Airbnb, and Hulu, utilize Front to improve their customer engagement. The company's multi-channel inbox platform specializes in consolidating communication, facilitating internal discussions, and incorporating social features, thus enabling users to chat effectively and save time. By placing customer conversations at the forefront, Front empowers organizations to build stronger relationships through each interaction.

Carnivore

Seed Round in 2017
Makers of Clan HQ, mobile messenger for mobile gamers.

Crew

Series A in 2017
The crew is a communications app that keeps everyone on the same page about everything work-related. The crew gives companies and frontline employees a new way to communicate, stay engaged, and be more successful. Unlike collaboration software that has evolved around the needs of office workers, Crew is the first communications app designed specifically for the millions of workers who don’t have ready access to effective communication technology on the job. From store clerks, restaurant managers, coaches, to pharmacists, nurses, and first responders, thousands of teams across every industry use Crew to help their businesses and organizations run more smoothly.

Tribe

Seed Round in 2016
Tribe App, Inc. is a company that develops a mobile video messaging application, allowing users to engage in live multiplayer interactions with up to eight friends simultaneously. Founded in 2015 and headquartered in San Francisco, California, the platform enables users to connect effortlessly via video chat, text, and voice messages, without the need for an account. In addition to facilitating real-time communication, Tribe offers features for photo and content sharing, enhancing the interactive experience among users. The application is designed to simplify social connections by allowing users to create and send invite links to friends, promoting seamless engagement.

Goodservice

Seed Round in 2015
Goodservice is a mobile application designed to streamline the completion of tasks through a simple chat interface. Acting as a personal assistant, the app allows users to submit requests, which are then processed to identify suitable service providers based on factors such as location, budget, and schedule. By combining advanced technology with human expertise, Goodservice efficiently matches user needs with reliable options, ensuring that tasks are managed effectively from start to finish.

PicsArt

Series A in 2015
PicsArt is a global digital creation platform offering AI-powered tools for photo and video editing, drawing, and sharing. It provides an extensive open-source content library, serving consumers, creators, and businesses alike through its mobile and web applications. PicsArt's enterprise solutions include APIs and SDKs for image editing and processing.

Qingchifan

Series B in 2015
Qingchifan, which translates to "Please Eat," is a dating application designed to facilitate dinner dates between users. The platform allows individuals to create public profiles that include a profile picture, additional photos, height, gender, income, profession, and other personal information. Users can browse profiles of nearby individuals, filter potential matches by gender, and engage in chat to initiate connections. The app aims to create opportunities for users to meet new people and develop friendships or romantic relationships over shared meals.

PicsArt

Series A in 2015
PicsArt is a global digital creation platform offering AI-powered tools for photo and video editing, drawing, and sharing. It provides an extensive open-source content library, serving consumers, creators, and businesses alike through its mobile and web applications. PicsArt's enterprise solutions include APIs and SDKs for image editing and processing.

OneDirect

Series A in 2014
OneDirect is a prominent player in the customer experience management (CEM) sector, established to assist Indian brands in enhancing their customer interactions. The company offers an omni-channel platform that integrates service management, social media, feedback collection, and messaging capabilities. By analyzing and responding to customer conversations across various digital touchpoints, OneDirect enables enterprises to streamline their customer support functions and improve overall experience. Its suite of advanced products has been adopted by leading market players, reinforcing OneDirect's reputation as a pioneer in the CEM landscape.

Whisper

Series C in 2014
Whisper is a media company that engages over 250 million users monthly through its platform, which features authentic stories, videos, and posts shared by individuals worldwide. The company utilizes its AI storytelling technology, Eliot, to enhance the content experience. Whisper's mobile app serves as the largest platform for individuals to express their genuine thoughts and feelings without revealing their identities. Additionally, Whisper connects anonymous professionals with tailored job opportunities, further expanding its role in the digital landscape. The app is accessible on both iOS and Android devices. Whisper is supported by several prominent venture investors, including Sequoia Capital, Tencent, and Lightspeed Venture Partners.

QuizUp

Series B in 2013
QuizUp is a mobile game developer known for its trivia game that enhances user interaction through features such as one-to-one messaging, discussion boards, and region-specific leaderboards. The game allows players to compete against one another while also engaging in discussions and sharing knowledge across various topics. It organizes leaderboards by city, state, and country, fostering a competitive spirit among users. Through these interactive elements, QuizUp aims to create a dynamic and engaging platform for trivia enthusiasts.

QuizUp

Series A in 2013
QuizUp is a mobile game developer known for its trivia game that enhances user interaction through features such as one-to-one messaging, discussion boards, and region-specific leaderboards. The game allows players to compete against one another while also engaging in discussions and sharing knowledge across various topics. It organizes leaderboards by city, state, and country, fostering a competitive spirit among users. Through these interactive elements, QuizUp aims to create a dynamic and engaging platform for trivia enthusiasts.

Whisper

Series B in 2013
Whisper is a media company that engages over 250 million users monthly through its platform, which features authentic stories, videos, and posts shared by individuals worldwide. The company utilizes its AI storytelling technology, Eliot, to enhance the content experience. Whisper's mobile app serves as the largest platform for individuals to express their genuine thoughts and feelings without revealing their identities. Additionally, Whisper connects anonymous professionals with tailored job opportunities, further expanding its role in the digital landscape. The app is accessible on both iOS and Android devices. Whisper is supported by several prominent venture investors, including Sequoia Capital, Tencent, and Lightspeed Venture Partners.

WhatsApp

Series B in 2013
WhatsApp is a cross-platform mobile messaging app that enables users to exchange messages without paying for SMS. The service supports group chats and the sending of unlimited images, videos, and audio messages, using subscribers’ existing internet data plans. Available on major mobile platforms, WhatsApp focuses on simple, reliable communication for personal and small-group conversations worldwide.

OneDirect

Seed Round in 2013
OneDirect is a prominent player in the customer experience management (CEM) sector, established to assist Indian brands in enhancing their customer interactions. The company offers an omni-channel platform that integrates service management, social media, feedback collection, and messaging capabilities. By analyzing and responding to customer conversations across various digital touchpoints, OneDirect enables enterprises to streamline their customer support functions and improve overall experience. Its suite of advanced products has been adopted by leading market players, reinforcing OneDirect's reputation as a pioneer in the CEM landscape.

QuizUp

Series A in 2013
QuizUp is a mobile game developer known for its trivia game that enhances user interaction through features such as one-to-one messaging, discussion boards, and region-specific leaderboards. The game allows players to compete against one another while also engaging in discussions and sharing knowledge across various topics. It organizes leaderboards by city, state, and country, fostering a competitive spirit among users. Through these interactive elements, QuizUp aims to create a dynamic and engaging platform for trivia enthusiasts.

RingCentral

Series D in 2011
RingCentral is a leading provider of unified communications as a service (UCaaS), offering a comprehensive cloud-based platform that integrates voice, video, messaging, and team collaboration tools. Headquartered in Belmont, California, the company serves over 350,000 organizations globally, enabling them to enhance communication and collaboration among remote and in-office teams. Its core products include RingCentral Office, which combines VoIP phone service with features such as unlimited calling and fax functionality, and RingCentral Professional, which provides virtual extensions for existing phone lines. Additionally, RingCentral offers a cloud-based contact center solution that allows businesses to connect seamlessly with their customers and a stand-alone video meetings platform. The company's solutions are designed to replace outdated on-premises systems with modern, flexible cloud-based alternatives, supporting a mobile workforce across various devices including smartphones, tablets, and computers. By streamlining communications and reducing reliance on traditional methods, RingCentral significantly enhances operational efficiency for businesses of all sizes.

WhatsApp

Series A in 2011
WhatsApp is a cross-platform mobile messaging app that enables users to exchange messages without paying for SMS. The service supports group chats and the sending of unlimited images, videos, and audio messages, using subscribers’ existing internet data plans. Available on major mobile platforms, WhatsApp focuses on simple, reliable communication for personal and small-group conversations worldwide.

Clickatell

Series B in 2011
Clickatell is a technology company that enables chat-based commerce and mobile messaging for businesses. Its platform supports real-time notifications, marketing campaigns, two-factor authentication, customer relationship management, and mobile payments, allowing brands to engage customers via SMS, chat, and other channels. It also offers on-device prepaid top-up services and USSD-based self-service banking features, along with security tools such as multi-factor authentication and a digital contact center solution for real-time agent support. Clickatell’s Chat Commerce Platform facilitates creating and growing customer relationships through chat, engagement, and payment solutions, enabling organizations to manage millions of conversations and transactions without apps or cash. The company serves enterprises, government, and developers worldwide, with offices in the United States, South Africa, and Nigeria. Founded in 2000, Clickatell focuses on connecting brands with customers through chat and mobile messaging across global markets.

TokBox

Series C in 2010
TokBox is a provider of a cloud-based platform that facilitates the integration of live interactive video, voice, and messaging capabilities into web and mobile applications. The company offers a proprietary OpenTok video platform, which enables users to engage in one-to-one calls as well as complex large-scale broadcasts. TokBox's services include customizable and flexible APIs that leverage advanced video, audio, and networking technology, ensuring an optimal user experience across various browsers and devices. Additionally, the company supports unified communications and contact centers, making its platform suitable for a wide range of commercial applications.

RingCentral

Series C in 2010
RingCentral is a leading provider of unified communications as a service (UCaaS), offering a comprehensive cloud-based platform that integrates voice, video, messaging, and team collaboration tools. Headquartered in Belmont, California, the company serves over 350,000 organizations globally, enabling them to enhance communication and collaboration among remote and in-office teams. Its core products include RingCentral Office, which combines VoIP phone service with features such as unlimited calling and fax functionality, and RingCentral Professional, which provides virtual extensions for existing phone lines. Additionally, RingCentral offers a cloud-based contact center solution that allows businesses to connect seamlessly with their customers and a stand-alone video meetings platform. The company's solutions are designed to replace outdated on-premises systems with modern, flexible cloud-based alternatives, supporting a mobile workforce across various devices including smartphones, tablets, and computers. By streamlining communications and reducing reliance on traditional methods, RingCentral significantly enhances operational efficiency for businesses of all sizes.

Sipera Systems

Series D in 2010
Sipera Systems is a leading provider of communications security solutions, specializing in the protection of Unified Communications (UC) systems. The company offers innovative products designed to secure various applications, including voice-over IP (VoIP), video conferencing, messaging, and collaboration tools. Sipera's "Borderless UC" approach allows secure communications across any device and location, facilitating the seamless adoption of advanced communication technologies. Supported by research from the Sipera VIPER Lab, the company's solutions address critical security needs such as remote workforce deployment, distributed call centers, and protection against toll fraud, while ensuring business continuity and compliance. By delivering application-layer security for real-time communications, Sipera enables organizations to operate in converged IP networks with reduced risk and enhanced returns on investment.

TokBox

Series B in 2008
TokBox is a provider of a cloud-based platform that facilitates the integration of live interactive video, voice, and messaging capabilities into web and mobile applications. The company offers a proprietary OpenTok video platform, which enables users to engage in one-to-one calls as well as complex large-scale broadcasts. TokBox's services include customizable and flexible APIs that leverage advanced video, audio, and networking technology, ensuring an optimal user experience across various browsers and devices. Additionally, the company supports unified communications and contact centers, making its platform suitable for a wide range of commercial applications.

RingCentral

Series B in 2008
RingCentral is a leading provider of unified communications as a service (UCaaS), offering a comprehensive cloud-based platform that integrates voice, video, messaging, and team collaboration tools. Headquartered in Belmont, California, the company serves over 350,000 organizations globally, enabling them to enhance communication and collaboration among remote and in-office teams. Its core products include RingCentral Office, which combines VoIP phone service with features such as unlimited calling and fax functionality, and RingCentral Professional, which provides virtual extensions for existing phone lines. Additionally, RingCentral offers a cloud-based contact center solution that allows businesses to connect seamlessly with their customers and a stand-alone video meetings platform. The company's solutions are designed to replace outdated on-premises systems with modern, flexible cloud-based alternatives, supporting a mobile workforce across various devices including smartphones, tablets, and computers. By streamlining communications and reducing reliance on traditional methods, RingCentral significantly enhances operational efficiency for businesses of all sizes.

Silent Communication

Venture Round in 2007
Silent Communication, founded in 2004 and headquartered in Tel Aviv, Israel, specializes in mobile value-added services, focusing on call management, messaging, and visual voicemail solutions for mobile devices. The company has developed a Device and Network Agnostic (DANA) deployment technology that enhances the delivery of visual voicemail services. This innovative technology allows mobile operators to improve their messaging platforms, significantly reducing the number of missed incoming calls while simultaneously increasing revenue potential for the operators. Silent Communication aims to redefine communication services in the mobile industry by providing efficient and user-friendly solutions.

TokBox

Series A in 2007
TokBox is a provider of a cloud-based platform that facilitates the integration of live interactive video, voice, and messaging capabilities into web and mobile applications. The company offers a proprietary OpenTok video platform, which enables users to engage in one-to-one calls as well as complex large-scale broadcasts. TokBox's services include customizable and flexible APIs that leverage advanced video, audio, and networking technology, ensuring an optimal user experience across various browsers and devices. Additionally, the company supports unified communications and contact centers, making its platform suitable for a wide range of commercial applications.

Sipera Systems

Series C in 2007
Sipera Systems is a leading provider of communications security solutions, specializing in the protection of Unified Communications (UC) systems. The company offers innovative products designed to secure various applications, including voice-over IP (VoIP), video conferencing, messaging, and collaboration tools. Sipera's "Borderless UC" approach allows secure communications across any device and location, facilitating the seamless adoption of advanced communication technologies. Supported by research from the Sipera VIPER Lab, the company's solutions address critical security needs such as remote workforce deployment, distributed call centers, and protection against toll fraud, while ensuring business continuity and compliance. By delivering application-layer security for real-time communications, Sipera enables organizations to operate in converged IP networks with reduced risk and enhanced returns on investment.

RingCentral

Series A in 2007
RingCentral is a leading provider of unified communications as a service (UCaaS), offering a comprehensive cloud-based platform that integrates voice, video, messaging, and team collaboration tools. Headquartered in Belmont, California, the company serves over 350,000 organizations globally, enabling them to enhance communication and collaboration among remote and in-office teams. Its core products include RingCentral Office, which combines VoIP phone service with features such as unlimited calling and fax functionality, and RingCentral Professional, which provides virtual extensions for existing phone lines. Additionally, RingCentral offers a cloud-based contact center solution that allows businesses to connect seamlessly with their customers and a stand-alone video meetings platform. The company's solutions are designed to replace outdated on-premises systems with modern, flexible cloud-based alternatives, supporting a mobile workforce across various devices including smartphones, tablets, and computers. By streamlining communications and reducing reliance on traditional methods, RingCentral significantly enhances operational efficiency for businesses of all sizes.

Zhanzuo

Series B in 2007
Zhanzuo is a community that enables Chinese college students to communicate with their real names and pictures. Zhanzuo is a communication platform that is complemented with the Chinese university students’ BBS culture. Zhanzuo.com is also an interactive university campus SNS website that enables students to display, share, exchange, and create opportunities for their lives.

51.com

Series B in 2007
51.com is a provider of social network application services and technology, focusing on enhancing user experience and fostering the development of social networks in China. The company operates an online community platform that caters to game enthusiasts, integrating various entertainment features such as game development and operation, real-time dating, and blog spaces. Among its offerings are a range of products, including blogs, music albums, a BBS, an instant messaging software called Rainbow, and a dance-themed browser game titled 51 New Dazzle Dance.

Clickatell

Series A in 2006
Clickatell is a technology company that enables chat-based commerce and mobile messaging for businesses. Its platform supports real-time notifications, marketing campaigns, two-factor authentication, customer relationship management, and mobile payments, allowing brands to engage customers via SMS, chat, and other channels. It also offers on-device prepaid top-up services and USSD-based self-service banking features, along with security tools such as multi-factor authentication and a digital contact center solution for real-time agent support. Clickatell’s Chat Commerce Platform facilitates creating and growing customer relationships through chat, engagement, and payment solutions, enabling organizations to manage millions of conversations and transactions without apps or cash. The company serves enterprises, government, and developers worldwide, with offices in the United States, South Africa, and Nigeria. Founded in 2000, Clickatell focuses on connecting brands with customers through chat and mobile messaging across global markets.

Zhanzuo

Series A in 2006
Zhanzuo is a community that enables Chinese college students to communicate with their real names and pictures. Zhanzuo is a communication platform that is complemented with the Chinese university students’ BBS culture. Zhanzuo.com is also an interactive university campus SNS website that enables students to display, share, exchange, and create opportunities for their lives.

51.com

Series A in 2006
51.com is a provider of social network application services and technology, focusing on enhancing user experience and fostering the development of social networks in China. The company operates an online community platform that caters to game enthusiasts, integrating various entertainment features such as game development and operation, real-time dating, and blog spaces. Among its offerings are a range of products, including blogs, music albums, a BBS, an instant messaging software called Rainbow, and a dance-themed browser game titled 51 New Dazzle Dance.

Sipera Systems

Series B in 2006
Sipera Systems is a leading provider of communications security solutions, specializing in the protection of Unified Communications (UC) systems. The company offers innovative products designed to secure various applications, including voice-over IP (VoIP), video conferencing, messaging, and collaboration tools. Sipera's "Borderless UC" approach allows secure communications across any device and location, facilitating the seamless adoption of advanced communication technologies. Supported by research from the Sipera VIPER Lab, the company's solutions address critical security needs such as remote workforce deployment, distributed call centers, and protection against toll fraud, while ensuring business continuity and compliance. By delivering application-layer security for real-time communications, Sipera enables organizations to operate in converged IP networks with reduced risk and enhanced returns on investment.

RingCentral

Venture Round in 2006
RingCentral is a leading provider of unified communications as a service (UCaaS), offering a comprehensive cloud-based platform that integrates voice, video, messaging, and team collaboration tools. Headquartered in Belmont, California, the company serves over 350,000 organizations globally, enabling them to enhance communication and collaboration among remote and in-office teams. Its core products include RingCentral Office, which combines VoIP phone service with features such as unlimited calling and fax functionality, and RingCentral Professional, which provides virtual extensions for existing phone lines. Additionally, RingCentral offers a cloud-based contact center solution that allows businesses to connect seamlessly with their customers and a stand-alone video meetings platform. The company's solutions are designed to replace outdated on-premises systems with modern, flexible cloud-based alternatives, supporting a mobile workforce across various devices including smartphones, tablets, and computers. By streamlining communications and reducing reliance on traditional methods, RingCentral significantly enhances operational efficiency for businesses of all sizes.

Comviva Technologies

Series A in 2005
Comviva Technologies, formerly known as Bharti Telesoft, specializes in providing integrated value-added services (VAS) tailored for mobile operators in emerging markets. The company has successfully deployed its solutions for over 100 mobile operators across more than 80 countries, impacting one in three mobile users in regions such as Asia, Africa, and the Middle East. Comviva's diverse portfolio includes offerings in mobile finance, content and infotainment, customer value management, messaging, and mobile data services. These solutions empower telecom companies to enhance customer experiences, streamline costs, and drive revenue growth through services like mobile music, mobile money, and targeted advertising campaigns. The company is backed by notable investors including the Bharti Group, Sequoia Capital, and Cisco.
Spot something off? Help us improve by flagging any incorrect or outdated information. Just email us at support@teaserclub.com. Your feedback is most welcome.