Slack

Slack Technologies, Inc. operates a business communication platform that facilitates collaboration among teams by integrating messaging, voice and video calls, and file sharing into a cohesive environment. Founded in 2009 and headquartered in San Francisco, California, the company serves a diverse clientele, ranging from Fortune 100 companies to small businesses, helping them streamline communication and enhance productivity. Slack's software is offered under a software-as-a-service model, making it accessible to organizations globally. In addition to its core platform, Slack has established the Slack Fund, which invests in early-stage technology ventures aimed at promoting more efficient workplaces. With multiple offices worldwide, Slack continues to focus on improving the working lives of individuals and teams by bringing together people, applications, and data.

Stewart Butterfield

Co-Founder

Dillon Ferdinandi

Investor

Caroline Fiegel

Investor

Liza Gurtin

Associate Product Manager, Platform

Jason Spinell

Director, Slack Fund

Past deals in Meeting Software

Tango

Series A in 2022
Tango is a digital software developer focused on simplifying work process documentation. Its platform automatically captures users' actions on their computer screens, generating interactive guides that facilitate knowledge sharing and enhance task completion efficiency. By providing a Chrome Extension that captures workflow best practices in real-time, Tango enables teams to learn from top performers and streamline onboarding processes for new hires. This approach allows organizations to improve their internal training methods without the need for traditional written instructions or training videos.

Grain

Series A in 2022
Grain Intelligence, Inc. is a software company based in San Francisco that specializes in enhancing team meetings and collaboration through its innovative platform. Founded in 2018, Grain focuses on capturing and sharing essential content from Zoom calls. The platform allows users to record calls, take synchronized notes, and create video highlight clips of significant moments during conversations. These clips can be generated easily by using designated emojis during the call or through an automated transcript afterward. Grain's features facilitate the sharing of these highlights across various platforms, including Slack, Notion, Twitter, and Discord, making it a valuable tool for teams and individuals engaged in research, interviews, and meetings. By enabling users to create and share meaningful video clips, Grain supports informed decision-making and enhances collaboration within organizations.

Daily.co

Series B in 2021
Pluot is the easiest way to video conference. A complete hardware + software solution for video conferencing and screen sharing. Dedicated hardware that easily connects to your TV. Free software so anyone can join your meetings.

Hopin

Series D in 2021
Hopin Ltd operates an online events platform that facilitates the creation of engaging virtual events, allowing users to connect globally. Founded in 2019 and based in London, the platform supports a diverse range of events, including networking meetups, conferences, webinars, and workshops. It enables interactive experiences where attendees can engage through one-on-one networking, group sessions, keynote presentations, and interactive expo areas. The platform caters to various needs, from corporate training sessions to large-scale international conferences and even personal events like weddings. By providing tools for real-time interaction, Hopin enhances the way communities and brands connect with their audiences online.

Nylas

Series C in 2021
Nylas, Inc. is a technology company that offers a communications platform designed to facilitate seamless integration of email, calendar, and contact data into applications. The platform provides developers with secure access to user data from various providers, including Gmail, Outlook, Microsoft Exchange, and IMAP. Nylas enables the rapid creation of embedded calendar features, bi-directional data synchronization, and event management from emails, allowing developers to integrate complex communications data efficiently. The company's solutions are built with compliance in mind, meeting standards such as SOC 2, GDPR, and HIPAA. Founded in 2013 and headquartered in San Francisco, California, Nylas also maintains additional offices in New York and Denver.

Poised

Seed Round in 2021
Poised is an AI-powered communication coaching platform that focuses on enhancing speaking skills and improving engagement during meetings. By analyzing users' speech and video during online meetings and presentations, Poised provides personalized feedback and tailored lessons to help individuals develop better speaking habits. The platform aims to bridge the skills gap among professionals, enabling them to present themselves more effectively and confidently in various communication settings. Through its innovative approach, Poised supports users in becoming more effective communicators.

Woven

Acquisition in 2021
Woven Software, Inc., established in 2016 and headquartered in Mountain View, California, offers a calendar application designed for busy professionals. The application includes features that visualize calendar events on a map and calculate necessary travel time between locations, facilitating effective daily planning. Woven allows users to block time on their calendars to account for travel to and from events. Additionally, the platform promotes collaboration by enabling users to coordinate the timing and location of events through various communication channels such as email, text, and messaging apps. This shared scheduling functionality reduces the back-and-forth typically associated with planning and ensures that all participants have access to relevant information before, during, and after meetings and events.

Sonar

Series A in 2021
Sonar Software Inc. is a technology company based in Atlanta, Georgia, founded in 2018. The company specializes in developing a change management solution aimed at enhancing customer relationship management (CRM) processes. Sonar's software provides visibility into the implementation and management of tech stacks, allowing operations professionals and administrators to monitor automations and integrations within their CRM systems. It offers impact reporting on various elements, enabling users to understand how their systems operate and what changes can be effectively implemented. Through its innovative approach, Sonar helps organizations optimize their tech stack management and improve overall operational efficiency.

Gondola

Seed Round in 2021
Gondola is a collaborative remote selling platform designed to enhance the efficiency of sales teams by streamlining preparation, presentation, and documentation processes. Founded in 2019 and based in Denver, Colorado, the platform offers a range of features including live URL slides integration, asset management, automated follow-up, and presentation analytics. These tools enable sales professionals, including leadership, sales engineers, and account executives, to conduct effective product demonstrations and manage customer interactions seamlessly. Gondola's customizable and scalable platform reduces preparation time and facilitates faster deal closures, allowing users to take notes, assign follow-up actions, and summarize meetings interactively. Overall, Gondola aims to improve the sales process by providing a comprehensive solution for remote selling.

Daily.co

Series A in 2021
Pluot is the easiest way to video conference. A complete hardware + software solution for video conferencing and screen sharing. Dedicated hardware that easily connects to your TV. Free software so anyone can join your meetings.

Around

Series A in 2021
Around is a developer of an innovative video calling platform that focuses on enhancing the quality of virtual meetings. Its technology utilizes AI-based camera framing to eliminate background distractions and provide a clear view of participants, making video calls less intrusive and more effective. The platform also features auto-mute and voice filtering capabilities, ensuring that human voices are prioritized during conversations. This allows users to conduct high-impact video meetings from any location without the need for specialized conferencing hardware, creating an adaptable and efficient meeting environment.

Around

Series A in 2021
Around is a developer of an innovative video calling platform that focuses on enhancing the quality of virtual meetings. Its technology utilizes AI-based camera framing to eliminate background distractions and provide a clear view of participants, making video calls less intrusive and more effective. The platform also features auto-mute and voice filtering capabilities, ensuring that human voices are prioritized during conversations. This allows users to conduct high-impact video meetings from any location without the need for specialized conferencing hardware, creating an adaptable and efficient meeting environment.

Yac

Series A in 2021
Yac is a technology company that specializes in digital voice messaging and video communication solutions. Founded in 2019 and based in Kissimmee, Florida, Yac offers a platform that facilitates asynchronous meetings, allowing users to communicate without the need for physical presence. Its services include voice messaging, screen sharing, and tools for team collaboration, making it easier for remote employees to stay connected and organized. The platform also features capabilities such as inbound call management, fax-to-email services, virtual numbers, and audio conferencing, catering to a wide range of business communication needs.

Storyboard

Seed Round in 2020
Storyboard Communications Company develops an enterprise podcast and audio platform designed to facilitate on-demand content engagement for employees. The platform, known as Storyboard, enables organizations to create and distribute podcasts that cover various topics, including training sessions, town hall meetings, and cultural updates. To enhance content creation, Storyboard offers a suite of production tools for recording, editing, and sharing audio. Additionally, the platform includes embedded tools, push and email notifications, as well as reporting and analytics capabilities to track engagement and effectiveness. Founded in 2019, Storyboard is headquartered in Palo Alto, California.

Gondola

Seed Round in 2020
Gondola is a collaborative remote selling platform designed to enhance the efficiency of sales teams by streamlining preparation, presentation, and documentation processes. Founded in 2019 and based in Denver, Colorado, the platform offers a range of features including live URL slides integration, asset management, automated follow-up, and presentation analytics. These tools enable sales professionals, including leadership, sales engineers, and account executives, to conduct effective product demonstrations and manage customer interactions seamlessly. Gondola's customizable and scalable platform reduces preparation time and facilitates faster deal closures, allowing users to take notes, assign follow-up actions, and summarize meetings interactively. Overall, Gondola aims to improve the sales process by providing a comprehensive solution for remote selling.

Donut

Venture Round in 2020
Donut is a software platform focused on enhancing employee engagement and fostering connections within organizations. Launched in 2016 by Christian Whitehouse, Sarah Arnold, Jeff Manian, and Dan Manian, the company operates from New York, United States. Donut's online portal facilitates interactions among team members through activities such as virtual coffee meetings, peer learning sessions, and discussions on diversity, equity, and inclusion. By promoting trust and collaboration, Donut aims to strengthen company culture, enhance personal relationships, and improve employee retention.

MURAL

Series B in 2020
MURAL is a digital workspace designed for visual collaboration, enabling innovative teams to solve complex problems through effective communication and teamwork. The platform is user-friendly, allowing for the rapid creation of diagrams that support design thinking and agile methodologies. MURAL's tools facilitate impactful meetings and workshops, helping global enterprises streamline decision-making, enhance alignment, and foster a culture of innovation. Major companies, including IBM, USAA, E-Trade, and Atlassian, utilize MURAL to connect teams and reduce travel costs. The company is based in San Francisco and employs over 100 individuals who work remotely across multiple time zones, with additional office hubs in Buenos Aires and Europe. MURAL's enterprise-class, cloud-based infrastructure supports a significant portion of Fortune 100 companies, reflecting its commitment to enhancing collaboration in various sectors, including education and non-profit organizations.

Yac

Venture Round in 2020
Yac is a technology company that specializes in digital voice messaging and video communication solutions. Founded in 2019 and based in Kissimmee, Florida, Yac offers a platform that facilitates asynchronous meetings, allowing users to communicate without the need for physical presence. Its services include voice messaging, screen sharing, and tools for team collaboration, making it easier for remote employees to stay connected and organized. The platform also features capabilities such as inbound call management, fax-to-email services, virtual numbers, and audio conferencing, catering to a wide range of business communication needs.

Mighty Labs

Seed Round in 2020
Mighty translates detailed individual workflows from the tools people use into automated, dynamic team timelines that anyone can follow to see where teams are focused and that managers can use to easily maintain alignment, keep leadership informed, and spot opportunities for recognition and coaching. It automatically builds directly from workflows in tools such as Jira, Asana, and Slack to help lead teams, coach people, and keep everyone informed.

Rimeto

Acquisition in 2020
Rimeto LLC, founded in 2016 and based in San Francisco, California, specializes in developing application and system software that enhances workplace collaboration through detailed employee directories and profiles. The company aims to improve access to information within organizations, enabling employees to connect more effectively with their colleagues and tap into collective knowledge. Rimeto's platform integrates data from various enterprise systems, creating a custom-built directory that consolidates information about people, projects, and teams. By leveraging both public and proprietary data sets, Rimeto provides clients with a powerful tool that enhances organizational transparency and facilitates better communication and collaboration, ultimately fostering a more connected work environment. As of June 2020, Rimeto operates as a subsidiary of Slack Technologies.

Hopin

Series A in 2020
Hopin Ltd operates an online events platform that facilitates the creation of engaging virtual events, allowing users to connect globally. Founded in 2019 and based in London, the platform supports a diverse range of events, including networking meetups, conferences, webinars, and workshops. It enables interactive experiences where attendees can engage through one-on-one networking, group sessions, keynote presentations, and interactive expo areas. The platform caters to various needs, from corporate training sessions to large-scale international conferences and even personal events like weddings. By providing tools for real-time interaction, Hopin enhances the way communities and brands connect with their audiences online.

Hopin

Series A in 2020
Hopin Ltd operates an online events platform that facilitates the creation of engaging virtual events, allowing users to connect globally. Founded in 2019 and based in London, the platform supports a diverse range of events, including networking meetups, conferences, webinars, and workshops. It enables interactive experiences where attendees can engage through one-on-one networking, group sessions, keynote presentations, and interactive expo areas. The platform caters to various needs, from corporate training sessions to large-scale international conferences and even personal events like weddings. By providing tools for real-time interaction, Hopin enhances the way communities and brands connect with their audiences online.

Loom

Series B in 2020
Loom, Inc. is a San Francisco-based company that develops a video messaging application designed to facilitate work communication. Founded in 2015, Loom allows users to capture, record, and narrate videos that can be instantly shared via a link, streamlining the process of conveying messages without the need to switch applications or upload content. The platform caters to a variety of use cases, including engineering, sales, recruiting, design, marketing, customer support, and leadership. In addition to its video messaging capabilities, Loom also offers a cloud-based photo and video library solution, enabling users to manage their media seamlessly across devices without consuming local storage space. This comprehensive approach addresses the challenges of photo and video management in an era of high-resolution content and limited storage capacity.

Daily.co

Seed Round in 2020
Pluot is the easiest way to video conference. A complete hardware + software solution for video conferencing and screen sharing. Dedicated hardware that easily connects to your TV. Free software so anyone can join your meetings.

MeetingNotes

Seed Round in 2020
Hugo Corporation, founded in 2016 and based in San Francisco, California, specializes in cloud-based connected meeting notes software. Its primary product, the Hugo application, enables teams to collaboratively set meeting agendas, share notes, and organize insights based on participant attendance. The software facilitates the transformation of meeting notes into actionable items and includes integrations with over 20 tools such as chat, CRM, video conferencing, and project management applications. This functionality allows organizations to manage their meetings effectively, ensuring efficiency and transparency in communication and collaboration among team members.

Grain

Seed Round in 2020
Grain Intelligence, Inc. is a software company based in San Francisco that specializes in enhancing team meetings and collaboration through its innovative platform. Founded in 2018, Grain focuses on capturing and sharing essential content from Zoom calls. The platform allows users to record calls, take synchronized notes, and create video highlight clips of significant moments during conversations. These clips can be generated easily by using designated emojis during the call or through an automated transcript afterward. Grain's features facilitate the sharing of these highlights across various platforms, including Slack, Notion, Twitter, and Discord, making it a valuable tool for teams and individuals engaged in research, interviews, and meetings. By enabling users to create and share meaningful video clips, Grain supports informed decision-making and enhances collaboration within organizations.

Grain

Seed Round in 2020
Grain Intelligence, Inc. is a software company based in San Francisco that specializes in enhancing team meetings and collaboration through its innovative platform. Founded in 2018, Grain focuses on capturing and sharing essential content from Zoom calls. The platform allows users to record calls, take synchronized notes, and create video highlight clips of significant moments during conversations. These clips can be generated easily by using designated emojis during the call or through an automated transcript afterward. Grain's features facilitate the sharing of these highlights across various platforms, including Slack, Notion, Twitter, and Discord, making it a valuable tool for teams and individuals engaged in research, interviews, and meetings. By enabling users to create and share meaningful video clips, Grain supports informed decision-making and enhances collaboration within organizations.

Hopin

Seed Round in 2020
Hopin Ltd operates an online events platform that facilitates the creation of engaging virtual events, allowing users to connect globally. Founded in 2019 and based in London, the platform supports a diverse range of events, including networking meetups, conferences, webinars, and workshops. It enables interactive experiences where attendees can engage through one-on-one networking, group sessions, keynote presentations, and interactive expo areas. The platform caters to various needs, from corporate training sessions to large-scale international conferences and even personal events like weddings. By providing tools for real-time interaction, Hopin enhances the way communities and brands connect with their audiences online.

Parabol

Seed Round in 2019
Parabol, Inc. is a company that specializes in developing an open-source meeting application tailored for remote and agile teams. Founded in 2015 and based in Alhambra, California, Parabol enables distributed teams to conduct meetings and retrospective sessions effectively, fostering collaboration regardless of location or time zone. The platform facilitates real-time or asynchronous interactions, allowing teams to generate automatic insights about their performance from online collaboration activities. Meeting notes and tasks are automatically compiled into summaries, which are shared with team members and stakeholders. Parabol also integrates with other tools like Jira, Confluence, GitHub, and Slack, enhancing productivity by streamlining workflows. Additionally, the application analyzes meeting data to provide valuable insights into team dynamics, helping organizations identify challenges and improve overall performance.

Clockwise

Series A in 2019
Clockwise Inc. is a technology company based in San Francisco, California, that specializes in artificial intelligence software for time management. Established in 2016, it offers a smart calendar assistant that connects to users' work calendars at the system level, learning individual preferences such as working hours, time zones, and meeting tolerances. This AI-driven solution intelligently organizes schedules to enhance productivity by automatically scheduling meetings and identifying optimal times for focused work while protecting personal time. Additionally, Clockwise has introduced Clockwise for Teams, a toolkit designed to support remote workers in managing their time effectively.

Halp

Seed Round in 2019
Halp is a company that specializes in integrating ticketing systems with Slack, catering specifically to modern IT teams. Founded in 2017 and headquartered in Boulder, Colorado, Halp offers a unique conversational platform tailored for internal ticketing processes. This innovative solution allows users to assign, prioritize, and respond to requests directly within Slack, streamlining communication and enhancing efficiency. By focusing on user experience, Halp aims to increase employee happiness and productivity, making it easier for teams to engage with coworkers and address customer support needs effectively.

Pitch

Series A in 2018
Pitch Software GmbH, founded in 2018 and headquartered in Berlin, Germany, specializes in collaborative presentation software designed for decentralized teams. Its platform allows users to develop and share visually appealing presentations in a shared workspace, facilitating effective content collaboration. The company's innovative approach aims to streamline the presentation creation process, making it accessible to a broader audience. Pitch is supported by a seasoned team and backed by prominent investors, underscoring its commitment to enhancing how teams work together on presentation content.

Nylas

Series B in 2018
Nylas, Inc. is a technology company that offers a communications platform designed to facilitate seamless integration of email, calendar, and contact data into applications. The platform provides developers with secure access to user data from various providers, including Gmail, Outlook, Microsoft Exchange, and IMAP. Nylas enables the rapid creation of embedded calendar features, bi-directional data synchronization, and event management from emails, allowing developers to integrate complex communications data efficiently. The company's solutions are built with compliance in mind, meeting standards such as SOC 2, GDPR, and HIPAA. Founded in 2013 and headquartered in San Francisco, California, Nylas also maintains additional offices in New York and Denver.

HipChat

Acquisition in 2018
HipChat launched in 2010 to give companies and teams a collaboration and chat service that was built just for them. They wanted to combine the power of group chat and the simplicity of consumer IM services with the administrative controls that companies need. In March 2012, HipChat was acquired by Atlassian.

Stride

Acquisition in 2018
Stride is a cloud-based communication and collaboration tool designed to enhance team efficiency. Launched by Atlassian in September 2017, it replaces the earlier HipChat platform. Stride offers features such as group chat for discussing ideas in searchable rooms and integrated collaboration tools that allow users to highlight important information directly within conversations. The platform includes a 'Focus Mode' and customizable status settings to indicate when team members need uninterrupted time for tasks. Additionally, it facilitates seamless connectivity through built-in voice and video conferencing for both desktop and mobile users, enabling easy access for team members to join meetings via sharable URLs or guest access. Overall, Stride aims to streamline team communication by integrating context, conversation, and collaboration into a single, effective solution.

Missions

Acquisition in 2018
Missions is an enterprise software startup. Missions specializes in technology that lets non-IT staff more easily create features in Slack so customers can individually tailor the workplace app to suit their needs.

Ment.io

Venture Round in 2018
Our mission is to help teams optimize the quality and speed of their decision-making, the fate of your company depends on the sum of your decisions, but decision-making has never been harder. Teams facing thousands of decisions a day are bogged down by endless meetings and fragmented conversations spread across email and Slack. And, after all that back and forth, they’re seldom left feeling confident about their decisions. We believe that combining credible decision-making with speed results in success. After all, you should never have to compromise between the two. This is why we built Ment.io with the singular goal of helping teams make confident decisions in an agile world. By enabling you to make trusted decisions efficiently, Ment.io propels you toward action and success.

Journal

Seed Round in 2017
Journal's mission is to help people focus and bring new ideas to life. Much of our personal and professional lives run on apps. Yet these tools create boundaries between our activities, require constant checking, and have enabled a culture of interruptions. Journal gives individuals and groups a focused “space” to find, remember, and share all the information they need to have fun and do good work.

Loom

Seed Round in 2017
Loom, Inc. is a San Francisco-based company that develops a video messaging application designed to facilitate work communication. Founded in 2015, Loom allows users to capture, record, and narrate videos that can be instantly shared via a link, streamlining the process of conveying messages without the need to switch applications or upload content. The platform caters to a variety of use cases, including engineering, sales, recruiting, design, marketing, customer support, and leadership. In addition to its video messaging capabilities, Loom also offers a cloud-based photo and video library solution, enabling users to manage their media seamlessly across devices without consuming local storage space. This comprehensive approach addresses the challenges of photo and video management in an era of high-resolution content and limited storage capacity.

Parabol

Convertible Note in 2017
Parabol, Inc. is a company that specializes in developing an open-source meeting application tailored for remote and agile teams. Founded in 2015 and based in Alhambra, California, Parabol enables distributed teams to conduct meetings and retrospective sessions effectively, fostering collaboration regardless of location or time zone. The platform facilitates real-time or asynchronous interactions, allowing teams to generate automatic insights about their performance from online collaboration activities. Meeting notes and tasks are automatically compiled into summaries, which are shared with team members and stakeholders. Parabol also integrates with other tools like Jira, Confluence, GitHub, and Slack, enhancing productivity by streamlining workflows. Additionally, the application analyzes meeting data to provide valuable insights into team dynamics, helping organizations identify challenges and improve overall performance.

Synervoz

Seed Round in 2017
Synervoz Communications Inc. specializes in developing advanced voice communication technologies, primarily through its flagship application, Switchboard. This application allows users to engage in voice-based interactions while enjoying music or media, creating an experience akin to being in the same room. Switchboard offers features such as real-time balancing of voice and audio content, enabling seamless communication for remote teams and social interactions. The application is compatible with various platforms, including mobile devices, web applications, and desktop systems. Established in 2014 and based in Ingleside, Canada, Synervoz also provides software development kits (SDKs) and demo applications, allowing other companies to incorporate its technology into their own streaming and social applications, thereby enhancing their communication capabilities. The company leverages cutting-edge speech, audio, and machine learning technologies to facilitate a more dynamic and efficient means of interaction.

Twine

Seed Round in 2016
Twine is a connected hardware platform for video conferencing and collaboration. Twine is the modern workplace connector, seamlessly linking Slack and other collaboration environments to your conference rooms and other meeting spaces. Now simple, magical control over video conferencing, presentations, and team collaboration is possible. Their Alexa integration will allow you to magically start calls, present, and book rooms just by using your voice.

Sudo

Seed Round in 2016
Sudo Inc., established in 2015 and headquartered in Menlo Park, California, offers an innovative interface that allows users to communicate directly with their company's Customer Relationship Management (CRM) system. By providing a solution designed for management and sales representatives, Sudo aims to address common sales challenges associated with traditional CRM interfaces, which often involve cumbersome forms and extensive menus. The company's approach focuses on enhancing efficiency by minimizing time spent on data entry, thereby allowing skilled employees to concentrate on more strategic tasks. As a venture-backed startup, Sudo is positioned to transform the user experience in CRM interactions.

Awesome AI

Seed Round in 2015
Awesome is your Slack Sidekick, an intergalactic Bot that makes space for your team by offering Status, Sidebars, Do Not Disturb and more. Awesome is in development at Habitat. Awesome is opening Alpha access in order to learn from your feedback and make Awesome even Awesome-er.

Howdy

Seed Round in 2015
Howdy believes Slack is the operating system for a new class of helpful bots. Howdy works along side you at work and participates in the day to day activities of your company as an active member of the team.

Begin

Seed Round in 2015
Begin is a company that specializes in developing and marketing an interactive bot application programming interface aimed at enhancing user communication and collaboration. Founded in 2015 and based in San Francisco, California, Begin's platform allows users to create groups and teams, facilitating the assignment and management of tasks. The company leverages command messaging technology to automate tasks over the Internet, significantly improving organizational teamwork and efficiency. With a focus on creating fully-featured, globally scalable applications, Begin aims to transform static processes into dynamic, collaborative environments for businesses.

Screenhero

Acquisition in 2015
Screenhero provides real-time collaboration web tools. Screenhero lets you screen share any application with anyone, no matter where they are. It's super simple and blazing fast. You each get your own mouse pointer, and you're both always in control. It's designed for collaboration, not just broadcasting your screen. It's like Google Docs for any application on your computer. Screenhero was founded in 2013 by the team that previously worked on iTeleport, a remote desktop app for iOS and Mac.
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