Polaris Partners

Polaris Partners, established in 1996 and headquartered in Boston, Massachusetts, is a venture capital firm focusing on healthcare, life sciences, and biotechnology sectors. The firm invests across various stages, from early-stage companies to growth equity, partnering with repeat entrepreneurs and innovators. Polaris' healthcare portfolio spans digital health, consumer-centric businesses, patient-provider solutions, data science, and analytics, while its life sciences and biotechnology investments center around molecules, platforms, therapeutics, and genomics. With offices in Boston and San Francisco, Polaris has a 20-year history of supporting companies that improve people's lives and work.

Marissa Bertorelli

Principal

Alexandra Cantley

Partner

Darren Carroll

Managing Partner

Brian Chee

Managing Partner

Isaac Ciechanover

Partner

Jon Flint

Founding Partner

Harold Friedman

CFO

John Gannon

CFO and Partner

Nil Gural

Senior Associate

Rahul Kakkar

Entrepreneur Partner

Pat Kinsel

Partner

Dan Lombard

Partner

Eileen McGuire

Partner

Ellie McGuire

Partner

Pat Mulach

Associate

Kim Png Ph.D

Principal

Amy Schulman

Managing Partner

Gary Swart

Partner

Jim Weinstein

Entrepreneur Partner

Past deals in TMT

Centra Software

Venture Round in 2023
The Company offers infrastructure for comprehensive live collaboration including voice over the internet.

GoTo

Seed Round in 2013
GoTo, formerly known as LogMeIn, is a provider of cloud communications and IT solutions, focusing on flexible work software. Its product suite includes GoTo Connect, GoTo Resolve, Rescue, and Central, catering primarily to small and midsize business IT departments while also being suitable for enterprise applications. GoTo's platform facilitates unified communications and collaboration as well as IT management and support, boasting nearly 800,000 customers and enabling over 1 billion participants in various online interactions. The company emphasizes secure, reliable, and AI-enabled solutions that are easy to implement and scale. Headquartered in Boston, Massachusetts, GoTo generates approximately $1 billion in annual revenue and employs around 2,800 individuals across multiple continents.

Aepona

Series C in 2010
Aepona Limited is a technology company headquartered in Belfast, United Kingdom, that specializes in providing a platform for business transformation tailored for telecommunications operators and enterprises. Founded in 1995, Aepona enables organizations to leverage their data, connected devices, and infrastructure by creating and monetizing services through managed APIs. Its offerings include an API monetization platform designed for communications service providers, a service creation and orchestration solution that incorporates API management, and a payments and settlement engine that facilitates the implementation of diverse business models. Aepona serves a global customer base across Europe, North America, and Southeast Asia, with additional locations in Bristol, United Kingdom; Colombo, Sri Lanka; and Leixlip, Ireland. The company operates as a subsidiary of Persistent Systems, Inc. as of October 2015.

BlackArrow

Series C in 2010
BlackArrow is a provider of television advertising and data solutions, specializing in advanced advertising technology for the pay-TV industry. The company serves over 37 million homes and collaborates with major service providers, including Comcast and Time Warner Cable. BlackArrow's integrated products enable clients to monetize video content across multiple screens, enhancing the efficiency of sales and marketing efforts. By delivering timely insights and real-time audience measurement, BlackArrow helps its clients navigate the complexities of on-demand advertising, ultimately supporting the growth of their multiscreen TV advertising businesses.

Paratek

Venture Round in 2008
Paratek designs and manufactures adaptive RF front-end component solutions for mobile wireless applications. Paratek's product offerings for multi-mode and multi-band operation cover three major applications : Adaptive Impedance Matching Modules (AIMM), Broadband filters and pre-selectors for RF front-end devices, Radio Antenna Frequency Tuners (RAFTâ„¢). Paratek works collaboratively with customers. That means they listen closely to what your needs and milestones are, and then work to adapt their technology to yours. Applications differ, but the beauty of their adaptive approach is that they can easily fine-tune solutions based around certain operating bands, frequency ranges, and industry protocols. If your need is slightly different from the next, that's where they shine!

Turbine

Series C in 2008
Turbine creates and operates online games. It is one of the largest privately-held online gaming studios in North America. Turbine's online games include The Lord of the Rings Online, Shadows of Angmar, Dungeons & Dragons Online, Stormreach and Asheron's Call.

ARPU

Series C in 2008
ARPUinc is a privately held Washington DC-based technology company, focused on enabling a superior advertising and ecommerce experience for consumers, advertisers, and publishers alike. By enhancing the ease of registration and purchase for the consumer, ARPU increases the efficacy of the online channel across all three constituencies. For online advertisers and publishers, ARPU augments the effectiveness of online advertising, thereby significantly driving ROI. With a distribution network that reaches more than 20 million unique visitors per month, ARPU's roster of advertiser and publisher partners spans from PC security and utility software providers to education and entertainment services to PC OEMs and ISPs.

BlackArrow

Series B in 2007
BlackArrow is a provider of television advertising and data solutions, specializing in advanced advertising technology for the pay-TV industry. The company serves over 37 million homes and collaborates with major service providers, including Comcast and Time Warner Cable. BlackArrow's integrated products enable clients to monetize video content across multiple screens, enhancing the efficiency of sales and marketing efforts. By delivering timely insights and real-time audience measurement, BlackArrow helps its clients navigate the complexities of on-demand advertising, ultimately supporting the growth of their multiscreen TV advertising businesses.

Aepona

Series C in 2007
Aepona Limited is a technology company headquartered in Belfast, United Kingdom, that specializes in providing a platform for business transformation tailored for telecommunications operators and enterprises. Founded in 1995, Aepona enables organizations to leverage their data, connected devices, and infrastructure by creating and monetizing services through managed APIs. Its offerings include an API monetization platform designed for communications service providers, a service creation and orchestration solution that incorporates API management, and a payments and settlement engine that facilitates the implementation of diverse business models. Aepona serves a global customer base across Europe, North America, and Southeast Asia, with additional locations in Bristol, United Kingdom; Colombo, Sri Lanka; and Leixlip, Ireland. The company operates as a subsidiary of Persistent Systems, Inc. as of October 2015.

BlackArrow

Series B in 2006
BlackArrow is a provider of television advertising and data solutions, specializing in advanced advertising technology for the pay-TV industry. The company serves over 37 million homes and collaborates with major service providers, including Comcast and Time Warner Cable. BlackArrow's integrated products enable clients to monetize video content across multiple screens, enhancing the efficiency of sales and marketing efforts. By delivering timely insights and real-time audience measurement, BlackArrow helps its clients navigate the complexities of on-demand advertising, ultimately supporting the growth of their multiscreen TV advertising businesses.

ARPU

Series B in 2006
ARPUinc is a privately held Washington DC-based technology company, focused on enabling a superior advertising and ecommerce experience for consumers, advertisers, and publishers alike. By enhancing the ease of registration and purchase for the consumer, ARPU increases the efficacy of the online channel across all three constituencies. For online advertisers and publishers, ARPU augments the effectiveness of online advertising, thereby significantly driving ROI. With a distribution network that reaches more than 20 million unique visitors per month, ARPU's roster of advertiser and publisher partners spans from PC security and utility software providers to education and entertainment services to PC OEMs and ISPs.

GoTo

Series B in 2005
GoTo, formerly known as LogMeIn, is a provider of cloud communications and IT solutions, focusing on flexible work software. Its product suite includes GoTo Connect, GoTo Resolve, Rescue, and Central, catering primarily to small and midsize business IT departments while also being suitable for enterprise applications. GoTo's platform facilitates unified communications and collaboration as well as IT management and support, boasting nearly 800,000 customers and enabling over 1 billion participants in various online interactions. The company emphasizes secure, reliable, and AI-enabled solutions that are easy to implement and scale. Headquartered in Boston, Massachusetts, GoTo generates approximately $1 billion in annual revenue and employs around 2,800 individuals across multiple continents.

Paratek

Series C in 2005
Paratek designs and manufactures adaptive RF front-end component solutions for mobile wireless applications. Paratek's product offerings for multi-mode and multi-band operation cover three major applications : Adaptive Impedance Matching Modules (AIMM), Broadband filters and pre-selectors for RF front-end devices, Radio Antenna Frequency Tuners (RAFTâ„¢). Paratek works collaboratively with customers. That means they listen closely to what your needs and milestones are, and then work to adapt their technology to yours. Applications differ, but the beauty of their adaptive approach is that they can easily fine-tune solutions based around certain operating bands, frequency ranges, and industry protocols. If your need is slightly different from the next, that's where they shine!

Turbine

Series B in 2005
Turbine creates and operates online games. It is one of the largest privately-held online gaming studios in North America. Turbine's online games include The Lord of the Rings Online, Shadows of Angmar, Dungeons & Dragons Online, Stormreach and Asheron's Call.

Aepona

Series B in 2005
Aepona Limited is a technology company headquartered in Belfast, United Kingdom, that specializes in providing a platform for business transformation tailored for telecommunications operators and enterprises. Founded in 1995, Aepona enables organizations to leverage their data, connected devices, and infrastructure by creating and monetizing services through managed APIs. Its offerings include an API monetization platform designed for communications service providers, a service creation and orchestration solution that incorporates API management, and a payments and settlement engine that facilitates the implementation of diverse business models. Aepona serves a global customer base across Europe, North America, and Southeast Asia, with additional locations in Bristol, United Kingdom; Colombo, Sri Lanka; and Leixlip, Ireland. The company operates as a subsidiary of Persistent Systems, Inc. as of October 2015.

BlackArrow

Series A in 2004
BlackArrow is a provider of television advertising and data solutions, specializing in advanced advertising technology for the pay-TV industry. The company serves over 37 million homes and collaborates with major service providers, including Comcast and Time Warner Cable. BlackArrow's integrated products enable clients to monetize video content across multiple screens, enhancing the efficiency of sales and marketing efforts. By delivering timely insights and real-time audience measurement, BlackArrow helps its clients navigate the complexities of on-demand advertising, ultimately supporting the growth of their multiscreen TV advertising businesses.

Paratek

Series B in 2004
Paratek designs and manufactures adaptive RF front-end component solutions for mobile wireless applications. Paratek's product offerings for multi-mode and multi-band operation cover three major applications : Adaptive Impedance Matching Modules (AIMM), Broadband filters and pre-selectors for RF front-end devices, Radio Antenna Frequency Tuners (RAFTâ„¢). Paratek works collaboratively with customers. That means they listen closely to what your needs and milestones are, and then work to adapt their technology to yours. Applications differ, but the beauty of their adaptive approach is that they can easily fine-tune solutions based around certain operating bands, frequency ranges, and industry protocols. If your need is slightly different from the next, that's where they shine!

PhyFlex Networks

Venture Round in 2004
PhyFlex Networks is a business services software and broadband access company that creates new business models for cable operators through its True Broadband solution. True Broadband includes a comprehensive software suite for the creation, provisioning, and management of end-to-end broadband services dynamically and on demand.

Turbine

Series A in 2003
Turbine creates and operates online games. It is one of the largest privately-held online gaming studios in North America. Turbine's online games include The Lord of the Rings Online, Shadows of Angmar, Dungeons & Dragons Online, Stormreach and Asheron's Call.

The Center from Health Promotion

Venture Round in 2003
The Center for Health Promotion Inc. delivers tobacco cessation and weight management services to customers nationwide. As an operating unit of Group Health Cooperative (Seattle) for almost 20 years, CHP developed the telephone-based Free & Clear program and established itself a national leader in tobacco cessation. Today CHP continues to deliver tobacco cessation services through health plans, businesses and labor organizations around the country. CHP also provides phone-based tobacco cessation services to residents of Georgia, Maine, Minnesota, Oklahoma, Oregon, Utah, Washington and Wisconsin through contracts with state agencies or coalitions. The company is actively engaged in research trials with major research centers including The Stanford Research Institute in Menlo Park, Calif., the Center for Health Research in Portland, Ore., and the Fred Hutchison Cancer Research Center and Group Health's Center for Health Studies, both in Seattle. This active research is undertaken to help improve CHP's services to smokers and increase scientific understanding of this key health issue.

PhyFlex Networks

Series B in 2002
PhyFlex Networks is a business services software and broadband access company that creates new business models for cable operators through its True Broadband solution. True Broadband includes a comprehensive software suite for the creation, provisioning, and management of end-to-end broadband services dynamically and on demand.

Midstream Technologies

Series C in 2002
MidStream Technologies(TM) has developed the world's first dedicated streaming appliance. One box can deliver 16,000 simultaneous broadband streams with unprecedented scalability. A multiple box configuration provides built-in load balancing, failover reliability and the power to deliver millions of concurrent streams. MidStream servers can support every popular streaming format simultaneously & allow for software and appliance upgrades in the field, extending hardware longevity and promoting cost savings.

Invisible Hands Networks

Seed Round in 2002
Invisible Hand Networks, Inc. develops Merkato, an open software platform designed for real-time, market-based pricing and allocation of IP bandwidth. This platform allows sellers, such as IP network service providers, to optimize their revenue by filling off-peak capacity and launching new services tailored to market demand. Simultaneously, buyers—comprising content providers, enterprises, and ISPs—can purchase bandwidth flexibly and on-demand at fair market prices, ensuring better quality and guarantees that align with their needs. Merkato facilitates real-time spot and reservation marketplaces, automates price discovery and negotiation, and supports sophisticated buying and selling strategies through automated intelligent agents. The company serves a diverse clientele, including IP network service providers, neutral co-location and exchange providers, and hosting providers. Founded in 1998 and based in New York, Invisible Hand Networks enables a dynamic marketplace for internet bandwidth through its innovative solutions.

Midstream Technologies

Series B in 2001
MidStream Technologies(TM) has developed the world's first dedicated streaming appliance. One box can deliver 16,000 simultaneous broadband streams with unprecedented scalability. A multiple box configuration provides built-in load balancing, failover reliability and the power to deliver millions of concurrent streams. MidStream servers can support every popular streaming format simultaneously & allow for software and appliance upgrades in the field, extending hardware longevity and promoting cost savings.

PhyFlex Networks

Series A in 2001
PhyFlex Networks is a business services software and broadband access company that creates new business models for cable operators through its True Broadband solution. True Broadband includes a comprehensive software suite for the creation, provisioning, and management of end-to-end broadband services dynamically and on demand.

Chiaro Networks

Series C in 2000
Chiaro Networks, Inc. engages in the design, manufacture, and delivery of Internet protocol/multi protocol label switching in the United States.

Quintessent Communications

Series C in 2000
Quintessent Communications

Linguateq

Venture Round in 2000
Linguateq, founded in 1995 and headquartered in McLean, Virginia, specializes in datastream management systems and patented data integration software. Its solutions focus on reducing complexity, time-to-market, and costs for clients operating on both legacy and emerging platforms. The company’s software is designed to streamline data distribution and billing processes, facilitating rapid service introduction and minimizing back-office integration time. Linguateq's technology supports various industry standards, enabling interoperability across different architectures. By providing high-speed, high-performance converged voice and data services, Linguateq helps its customers enhance their operational efficiency and profitability in a competitive marketplace.

Soapstone Networks

Series C in 1999
Soapstone Networks (formerly Avici Systems) developer of Terabit Switch/Router technology aimed at providing the next generation of high performance, IP-based routers to carriers and Internet Service Providers worldwide. Soapstone Networks got liquidated in 2009 July.

Soapstone Networks

Series B in 1998
Soapstone Networks (formerly Avici Systems) developer of Terabit Switch/Router technology aimed at providing the next generation of high performance, IP-based routers to carriers and Internet Service Providers worldwide. Soapstone Networks got liquidated in 2009 July.

Soapstone Networks

Series A in 1997
Soapstone Networks (formerly Avici Systems) developer of Terabit Switch/Router technology aimed at providing the next generation of high performance, IP-based routers to carriers and Internet Service Providers worldwide. Soapstone Networks got liquidated in 2009 July.
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