Threshold Ventures

Threshold Ventures is a venture capital firm based in Menlo Park, California. It pursues a high-conviction, early-stage investment strategy and partners with entrepreneurs to build technology-driven companies in consumer, enterprise, and healthcare sectors. The firm provides venture and growth capital to technology companies and has historical ties to the broader Draper Fisher Jurvetson network. Threshold focuses on supporting early-stage ventures across software, consumer, and healthcare technologies, and seeks to back innovative teams aiming to reach market leadership.

Mark Bailey

Co-Founder and Partner

William (Bill) Bryant

General Partner

Chirag Chotalia

Partner

Rob Ciechowski

Associate

Katie Evans

Associate

Past deals in Wireless

Hidden Level

Series C in 2025
Hidden Level develops airspace sensing technologies, specializing in passive radar and drone detection through RF spectrum signal analysis. Its airspace monitoring systems deploy networks of passive sensors to detect and track drones and other aerial vehicles over large geographic areas, supporting critical infrastructure, defense, and public safety customers. The company emphasizes safety through sensing, offering services that cover classical systems engineering, data modeling and analysis, field testing, and full product lifecycle management, including PCB design. Its solutions enable monitoring of low-altitude air traffic while maintaining privacy in compliance with applicable regulations.

Neul

Venture Round in 2012
Neul is a Cambridge, UK-based company that specializes in the development of wireless network technology, specifically aimed at utilizing television white space spectrum. The company offers a range of services, including asset tracking, transportation solutions, rural broadband access, machine-to-machine communications, and e-media distribution. By leveraging this innovative technology, Neul aims to enhance connectivity and enable efficient communication across various applications and industries.

Karma

Seed Round in 2012
Karma Mobility, Inc. offers a mobile application that enables users to access Wi-Fi signals for various devices, including tablets, laptops, and smartphones. The application captures 4G signals and creates a personal Wi-Fi network, providing seamless internet connectivity. Karma Mobility, founded in 2012 and headquartered in New York, is committed to transforming the way individuals interact with internet services, ensuring that users have control over their data and connectivity without the limitations typically associated with traditional carriers. The company serves a diverse customer base across the United States, facilitating a more integrated online experience wherever users may be. Additionally, Karma Technologies BV, established in 2012 and based in Amsterdam, specializes in designing and developing software for mobile carriers, further expanding Karma's influence in the connectivity sector.

Mobim

Series A in 2009
Mobim Technologies Co. specializes in mobile multimedia technology, providing production and application services for mobile producers and users. The company has developed the imichat mobile, a pioneering product that enables video chat functionality over 2.5G wireless networks, allowing users to connect visually without incurring roaming fees. Mobim enhances user experience with improved transmission stability and anti-jamming technologies, facilitating seamless multimedia interactions. In addition to imichat mobile, the company is expanding its product line to include long-distance video surveillance and digital home theater systems. Based in Shanghai, China, Mobim operates a technology research center in Silicon Valley and has research and development facilities in Beijing and Shanghai, supporting its international sales networks.

Kajeet

Venture Round in 2008
Founded in 2003, Kajeet is a U.S.-based wireless service provider specializing in pay-as-you-go cell phone services for children and their parents. The company offers mobile broadband solutions, including the SmartSpot portable Wi-Fi hotspot, to connect disadvantaged students to educational resources outside of school hours. It also provides prepaid smartphones and cell phones with various no-contract service plans.

NeoPhotonics

Venture Round in 2008
NeoPhotonics is a technology company specializing in the development, manufacture, and sale of optical components and subsystems used in high-speed digital communications networks. The company offers a comprehensive range of active and passive optical products tailored for various market segments, including fiber-to-the-home (FTTH), data communications, storage area networks, and both metro and long-haul networks. Its product lineup includes transceivers, integrated splitters, multiplexers, and advanced optical modules, all designed to support a wide array of data rates and applications. Notably, NeoPhotonics is recognized for its innovative silica Planar Lightwave Circuit (PLC) technology, which plays a crucial role in modern optical networks. Additionally, the company produces MEMS-based Variable Optical Attenuators and Dynamic Channel Equalizers, enhancing the performance and efficiency of communication systems.

Siklu

Series A in 2008
Siklu Communication Ltd. is a technology company based in Petach Tikva, Israel, that specializes in developing gigabit throughput E-band and V-band radio solutions. Founded in 2007, Siklu provides a range of millimeter wave wireless connectivity products designed for service providers, mobile operators, and various enterprises, including government and security networks. The company’s offerings encompass small cell backhaul, LTE and WiFi backhaul, business broadband connectivity, and solutions for smart city networks, as well as residential broadband services. Siklu's technology is noted for its scalability, multigigabit capacity, and reliability, making it suitable for deployment in urban, suburban, and rural environments, particularly in 5G backhaul applications.

Kajeet

Series B in 2007
Founded in 2003, Kajeet is a U.S.-based wireless service provider specializing in pay-as-you-go cell phone services for children and their parents. The company offers mobile broadband solutions, including the SmartSpot portable Wi-Fi hotspot, to connect disadvantaged students to educational resources outside of school hours. It also provides prepaid smartphones and cell phones with various no-contract service plans.

Legend Silicon

Series E in 2007
Legend Silicon Corp is a fabless semiconductor company engaging in the development of broadband wireless transmission technologies and products. Legend Silicon was founded in 1999 in Silicon Valley, Calif., by graduates of Tsinghua University. The company has operations in Fremont, Calif., and the Chinese cities of Beijing, Shanghai and Tianjin. The mission of Legend Silicon is to become a leading supplier of technology and silicon solutions for a new generation of broadband wireless broadcasting, initially focusing on China market.

Pronto Networks

Venture Round in 2007
Founded in 2002, Pronto Networks develops operations support systems that enable network operators to deploy and manage public Wi-Fi networks. Its solutions include Unifi OSS for provisioning and billing, UNIFi OneBox for monetizing WiFi networks, mobile broadband routers, and The UNIFi Cloud Controller for cloud-based management. Serving diverse industries like education, healthcare, hospitality, and wireless ISPs, Pronto Networks is headquartered in Walnut Creek, California with offices in India.

Magnolia Broadband

Series E in 2006
Magnolia Broadband, Inc. is a fabless semiconductor company based in Englewood, New Jersey, specializing in wireless communications. Founded in 2000, the company has developed and patented Mobile Transmit Diversity (MTD), a beamforming technology that enhances data throughput and coverage for wireless network operators without requiring changes to existing base stations or infrastructure standards. MTD can be implemented as either a chip or a software-only solution, making it versatile for various applications. Magnolia boasts a comprehensive intellectual property portfolio, including 28 issued patents and 24 pending patents in the U.S., alongside additional patents in international markets. The technology significantly increases spectrum utilization by 40%, improves quality of service for voice and data, and offers a proven gain in uplink performance. Moreover, it extends battery life and reduces emissions, allowing for rapid and cost-effective deployment across multi-band standards and protocols.

NeoPhotonics

Series C in 2006
NeoPhotonics is a technology company specializing in the development, manufacture, and sale of optical components and subsystems used in high-speed digital communications networks. The company offers a comprehensive range of active and passive optical products tailored for various market segments, including fiber-to-the-home (FTTH), data communications, storage area networks, and both metro and long-haul networks. Its product lineup includes transceivers, integrated splitters, multiplexers, and advanced optical modules, all designed to support a wide array of data rates and applications. Notably, NeoPhotonics is recognized for its innovative silica Planar Lightwave Circuit (PLC) technology, which plays a crucial role in modern optical networks. Additionally, the company produces MEMS-based Variable Optical Attenuators and Dynamic Channel Equalizers, enhancing the performance and efficiency of communication systems.

Pronto Networks

Venture Round in 2005
Founded in 2002, Pronto Networks develops operations support systems that enable network operators to deploy and manage public Wi-Fi networks. Its solutions include Unifi OSS for provisioning and billing, UNIFi OneBox for monetizing WiFi networks, mobile broadband routers, and The UNIFi Cloud Controller for cloud-based management. Serving diverse industries like education, healthcare, hospitality, and wireless ISPs, Pronto Networks is headquartered in Walnut Creek, California with offices in India.

NeoPhotonics

Series B in 2004
NeoPhotonics is a technology company specializing in the development, manufacture, and sale of optical components and subsystems used in high-speed digital communications networks. The company offers a comprehensive range of active and passive optical products tailored for various market segments, including fiber-to-the-home (FTTH), data communications, storage area networks, and both metro and long-haul networks. Its product lineup includes transceivers, integrated splitters, multiplexers, and advanced optical modules, all designed to support a wide array of data rates and applications. Notably, NeoPhotonics is recognized for its innovative silica Planar Lightwave Circuit (PLC) technology, which plays a crucial role in modern optical networks. Additionally, the company produces MEMS-based Variable Optical Attenuators and Dynamic Channel Equalizers, enhancing the performance and efficiency of communication systems.

Digital Path

Series C in 2004
Digital Path provides high-speed wireless broadband Internet and phone services to residential and business sectors in Northern California. It offers business-grade phone systems that include local and long-distance, hosted voicemail, multiple line configurations, and call forwarding services. The company also provides higher data speeds, dedicated business data circuits, multiple business telephone bundle options, competitive pricing, service quality guarantees, extensive rural and metro coverage, enhanced back-office configuration, and provisioning and installation services. In addition, it offers satellite, DSL, or cable services for the residential sector.

Pronto Networks

Series B in 2004
Founded in 2002, Pronto Networks develops operations support systems that enable network operators to deploy and manage public Wi-Fi networks. Its solutions include Unifi OSS for provisioning and billing, UNIFi OneBox for monetizing WiFi networks, mobile broadband routers, and The UNIFi Cloud Controller for cloud-based management. Serving diverse industries like education, healthcare, hospitality, and wireless ISPs, Pronto Networks is headquartered in Walnut Creek, California with offices in India.

Polaris Wireless

Series B in 2004
Polaris Wireless, Inc. specializes in high-accuracy, software-based 3D location solutions tailored for wireless operators, law enforcement, government agencies, and location-based application companies. Established in 1999 and headquartered in Mountain View, California, with additional offices in Zug, Switzerland, and Singapore, the company offers its flagship 3D Location Platform, a cloud-based service that enables real-time location tracking of mobile devices across various environments, including indoor and urban settings. Polaris Wireless also provides OmniLocate, a solution aimed at facilitating quicker integration and time-to-market for clients. Recognized for its innovation, the company has received awards for its indoor positioning systems and actively participates in industry forums and standards organizations, reinforcing its commitment to enhancing location-based technologies.

Digital Path

Series B in 2003
Digital Path provides high-speed wireless broadband Internet and phone services to residential and business sectors in Northern California. It offers business-grade phone systems that include local and long-distance, hosted voicemail, multiple line configurations, and call forwarding services. The company also provides higher data speeds, dedicated business data circuits, multiple business telephone bundle options, competitive pricing, service quality guarantees, extensive rural and metro coverage, enhanced back-office configuration, and provisioning and installation services. In addition, it offers satellite, DSL, or cable services for the residential sector.

Digital Path

Series A in 2003
Digital Path provides high-speed wireless broadband Internet and phone services to residential and business sectors in Northern California. It offers business-grade phone systems that include local and long-distance, hosted voicemail, multiple line configurations, and call forwarding services. The company also provides higher data speeds, dedicated business data circuits, multiple business telephone bundle options, competitive pricing, service quality guarantees, extensive rural and metro coverage, enhanced back-office configuration, and provisioning and installation services. In addition, it offers satellite, DSL, or cable services for the residential sector.

Clickmarks

Venture Round in 2003
Clickmarks, a venture backed company focused on providing a rapid, cost effective solution for performing integration and wireless enablement of enterprise applications.

Pronto Networks

Series A in 2003
Founded in 2002, Pronto Networks develops operations support systems that enable network operators to deploy and manage public Wi-Fi networks. Its solutions include Unifi OSS for provisioning and billing, UNIFi OneBox for monetizing WiFi networks, mobile broadband routers, and The UNIFi Cloud Controller for cloud-based management. Serving diverse industries like education, healthcare, hospitality, and wireless ISPs, Pronto Networks is headquartered in Walnut Creek, California with offices in India.

Clickmarks

Series D in 2002
Clickmarks, a venture backed company focused on providing a rapid, cost effective solution for performing integration and wireless enablement of enterprise applications.

IXI Mobile

Series C in 2002
IXI Mobile, Inc. engages in the development, production, and marketing of mobile messaging devices and related services. The company’s data-centric wireless mobile devices, Ogo, deliver various applications, including email, instant messaging, short messaging service, RSS, voice, Web browsing, games, headlines, and other Web information solutions. The company, through third parties, also provides hosted services, including gateways and backend servers, as well as related launch and support services. It serves mobile operators, mobile virtual network operators, and Internet service providers. The company, formerly Israel Technology Acquisition Company, is based in Belmont, California. As of January 8, 2009, IXI Mobile, Inc. operates as subsidiary of Runcom Technologies Ltd.

Magnolia Broadband

Series B in 2002
Magnolia Broadband, Inc. is a fabless semiconductor company based in Englewood, New Jersey, specializing in wireless communications. Founded in 2000, the company has developed and patented Mobile Transmit Diversity (MTD), a beamforming technology that enhances data throughput and coverage for wireless network operators without requiring changes to existing base stations or infrastructure standards. MTD can be implemented as either a chip or a software-only solution, making it versatile for various applications. Magnolia boasts a comprehensive intellectual property portfolio, including 28 issued patents and 24 pending patents in the U.S., alongside additional patents in international markets. The technology significantly increases spectrum utilization by 40%, improves quality of service for voice and data, and offers a proven gain in uplink performance. Moreover, it extends battery life and reduces emissions, allowing for rapid and cost-effective deployment across multi-band standards and protocols.

Legend Silicon

Series B in 2001
Legend Silicon Corp is a fabless semiconductor company engaging in the development of broadband wireless transmission technologies and products. Legend Silicon was founded in 1999 in Silicon Valley, Calif., by graduates of Tsinghua University. The company has operations in Fremont, Calif., and the Chinese cities of Beijing, Shanghai and Tianjin. The mission of Legend Silicon is to become a leading supplier of technology and silicon solutions for a new generation of broadband wireless broadcasting, initially focusing on China market.

Polaris Wireless

Series A in 2001
Polaris Wireless, Inc. specializes in high-accuracy, software-based 3D location solutions tailored for wireless operators, law enforcement, government agencies, and location-based application companies. Established in 1999 and headquartered in Mountain View, California, with additional offices in Zug, Switzerland, and Singapore, the company offers its flagship 3D Location Platform, a cloud-based service that enables real-time location tracking of mobile devices across various environments, including indoor and urban settings. Polaris Wireless also provides OmniLocate, a solution aimed at facilitating quicker integration and time-to-market for clients. Recognized for its innovation, the company has received awards for its indoor positioning systems and actively participates in industry forums and standards organizations, reinforcing its commitment to enhancing location-based technologies.

Clickmarks

Series C in 2001
Clickmarks, a venture backed company focused on providing a rapid, cost effective solution for performing integration and wireless enablement of enterprise applications.

MobileLogic

Series A in 2000
MobileLogic is a leading provider of complete mobile business solutions, specializing in wireless technologies that enhance out-of-office productivity, reduce costs, increase revenues, and leverage existing information technology for corporations. They offer a comprehensive range of services and products to deliver wireless access to LAN-based enterprise data, including optimizing software, gateway access, modem hardware, security, data airtime, and customer support. With a three-phased approach of strategic consulting, product selection, and product integration, MobileLogic ensures customized wireless solutions that meet each client's specific needs. Founded in 1993 as Wireless Telecom Inc., the company has evolved to become a trusted single-source provider of industry-leading wireless solutions, with a strong focus on customer satisfaction, ongoing communication, and performance improvement. Boasting a dynamic management team and recent capital infusion, MobileLogic is well-positioned to navigate the ever-changing wireless landscape and deliver top-notch services to its clientele.
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