About Pilot House Ventures
Pilot House Ventures is a venture capital firm located in Boston, United States. As of Dec 2020, Pilot House Ventures has invested in 24 companies. It primarily invests in Series B round in United States based startups. Its investments are spread across a wide range of sectors from Enterprise Applications to Telecom and Enterprise Infrastructure. Most recently it participated in the $***** Series D round of Pear Therapeutics Overall, Pilot House Ventures portfolio has seen 12 acquisitions including key companies like Stoke, GruntWorx and Mazu Networks. A lot of funds co-invest with Pilot House Ventures, with names like Commonwealth Capital Ventures sharing a substantial percentage of its portfolio.Pilot House Ventures' List of Top Investments
Pilot House Ventures has a portfolio of 24 companies. Their most notable investments are in GruntWorx and Qualtre.Their portfolio spans across United States, Australia and China. They have invested in Enterprise Applications, Telecom, Enterprise Infrastructure and 11 other sectors, across stages such as Series B, Series A and 2 more. Here is the list of top investments by Pilot House Ventures:
1. Stoke
Stoke is a provider of LTE security gateway solutions. It provides an overview of the entire LTE infrastructure threat surface, with a reference point for LTE security design with a focus on key points of vulnerability in LTE networks. The areas of security focus are core to Internet security, radio access network (RAN) to core security, device and application security, IMS security, and Policy and Charging Control protection.
Key facts about Stoke
- Founded Year: 2004
- Location: Santa Clara (United States)
- Stage: Acquired
- Total Funding till date: $104M
- Employee Count: 1 as on Sep 30, 2026
- Investors: Integral Capital Partners, Northgate Capital and 14 Others
- Latest Funding Round: Series E, Jul 18, 2012, $*****
- Highlight: Acquired
2. GruntWorx
Provider of automated tax document organization and data extraction software. This technology processes client financial documents to create organized digital workpapers. It extracts tax data from source files and populates information directly into tax preparation applications. The system utilizes optical character recognition and machine learning to digitize and structure tax records for review.
Key facts about GruntWorx
- Founded Year: 2005
- Location: Hampton (Australia)
- Stage: Acquired
- Total Funding till date: $16.2M
- Employee Count: 56 as on Sep 30, 2026
- Investors: Commonwealth Capital Ventures and Pilot House Ventures
- Latest Funding Round: Series B, Oct 22, 2009, $*****
- Highlight: Acquired
Cloud-based digital therapeutics solution for chronic health. The company has designed products such as reSET, reSET-O, and Somryst for the treatment of insomnia-related problems as well. The company has developed a patented formulation approach that combines mobile health apps with supplements, medical foods, and pharmaceuticals, to create more efficacious treatment solutions. The patient takes the supplement or prescribed medication and simultaneously uses Pear’s games and apps.
Key facts about Pear Therapeutics
- Founded Year: 2013
- Location: Boston (United States)
- Annual Revenue: $10M - $50M as on Dec 31, 2022
- Last Known Valuation: $*****
- Stage: Deadpooled
- Total Funding till date: $266M
- Employee Count: 200 - 499 as on Mar 01, 2026
- Investors: Perceptive Advisors, Temasek and 16 Others
- Latest Funding Round: Post IPO, Nov 15, 2021, $*****
Network behaviour analytics solution. Its solutions include analyzing network traffic to provide information about the interactions and dependencies between users, applications, and systems. Product is a network behaviour analysis system for behavioural analytics, user identification, application fingerprinting and role based presentation. Another product is Mazu Profiler Discovery, which discovers configuration items in a subset of the network or across the enterprise for CI inventory and dependency information.
Key facts about Mazu Networks
- Founded Year: 2000
- Location: Cambridge (United States)
- Stage: Acquired
- Total Funding till date: $19M
- Investors: Benchmark, Greylock Partners and 4 Others
- Latest Funding Round: Series D, Feb 07, 2006, $*****
- Highlight: Acquired
Key facts about BigBand Networks
- Founded Year: 1999
- Location: Redwood City (United States)
- Stage: Acquired
- Total Funding till date: $100M
- Employee Count: 155 as on Sep 30, 2026
- Investors: Meritech, Redpoint Ventures and 10 Others
- Latest Funding Round: Series B, Jun 29, 2004, $*****
- Highlight: Acquired
Pilot House Ventures' Year-on-Year Investment Trends
Pilot House Ventures has invested in 24 companies over the last 26 years, with an average of 0 new investment annually in the last 10 years. Its most recent first time investment was in Pear Therapeutics and most recent follow-on round was in Qualtre.Pilot House Ventures' Investments by Stage
Pilot House Ventures has made 7 investments in Series B stage with an average round size of $21.1M, 4 investments in Series A stage with an average round size of $7.75M, 3 investments in Series C stage with an average round size of $50.7M and 1 investment in Series D stage with an average round size of $132M.Stage of entry | No. of Investments |
|---|---|
Series B | 7 |
Series A | 4 |
Series C | 3 |
Series D | 1 |
Note: We have considered here, only first round of investments
Pilot House Ventures' Investments by Sector
Pilot House Ventures has a diverse portfolio, with companies operating in the Enterprise Applications, Telecom, Enterprise Infrastructure, HealthTech and Semiconductors. Notably, it has invested in 15 Enterprise (B2B) companies, 15 Tech companies, 13 Software companies and at least 4 companies focusing on Saas.Sector | No. of Investments |
|---|---|
Enterprise Applications | 10 |
Telecom | 4 |
Enterprise Infrastructure | 3 |
HealthTech | 2 |
Semiconductors | 2 |
Others | 9 |
Note: We have considered here, only first round of investments
Pilot House Ventures' Investments by Geography
Pilot House Ventures has made most investments in United States (13), followed by Australia where it has made 1 investment.Country | No. of Investments |
|---|---|
United States | 13 |
Australia | 1 |
China | 1 |
Note: We have considered here, only first round of investments
Pilot House Ventures' recent investments
Pilot House Ventures has not made any investment in 2026 so far.Here are the most recent investments by Pilot House Ventures:
Filter this listDate | Company | Location | Round Details | Round Amount | Co-Investors |
|---|---|---|---|---|---|
Dec 08, 2020 | United States | Series D | 4273 | [+9] | |
Dec 22, 2014 | United States | Series D | 7925 | [+1] | |
Mar 19, 2014 | United States | Series C | 9053 | ||
May 29, 2012 | United States | Series C | 3061 | [+1] | |
Sep 14, 2011 | United States | Series C | 3114 | [+2] |
Acquired companies in Pilot House Ventures' Portfolio
12 companies from Pilot House Ventures' portfolio have been acquired. The most recent acquisition was PeerApp in Jul 2018 by ZephyrTel for $*****.Here are Pilot House Ventures' portfolio companies that got acquired most recently:
Company | Acquisition Date | First Invested on | First Round of Investment | Round Size |
|---|---|---|---|---|
Jul 10, 2018 | Nov 11, 2008 | Series B | 9924 | |
Dec 01, 2016 | Apr 15, 2010 | Series B | 8591 | |
Nov 12, 2014 | Sep 14, 2005 | Series B | 4341 | |
Oct 11, 2011 | Apr 29, 2002 | Series B | 4113 | |
Aug 17, 2011 | Apr 05, 2007 | Series A | 5236 |
Co-investors of Pilot House Ventures
Over the past 26 years, 75 investors have co-invested in Pilot House Ventures's portfolio companies. This includes only funds.
- Invested before Pilot House Ventures: Evergreen Venture Partners, Temasek and 17 others have invested in rounds before Pilot House Ventures. There are 2 companies where Evergreen Venture Partners has invested before Pilot House Ventures and 1 company where Temasek has invested before Pilot House Ventures.
- Top Co-investors of Pilot House Ventures: 28 investors entered a company along with Pilot House Ventures. These include investors like Commonwealth Capital Ventures (2 companies).
- Invested after Pilot House Ventures: A total of 28 investors have invested in Pilot House Ventures's portfolio after their investments. Top Investors include Reliance Technology Ventures (1 company), Net One Systems (1 company) and Focus Ventures (1 company).
Recent News related to Pilot House Ventures
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Pear Therapeutics Completes $80M Series D Financing Led by SoftBank Vision Fund 2Pear Therapeutics•Dec 08, 2020•Pear Therapeutics, SoftBank Vision Fund, VISION Consulting, Novartis and 13 others
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Stoke Nabs $15 Million For Mobile Broadband Network Technology – TechCrunchTechCrunch+•Apr 20, 2009•Mavenir, Stoke, Reliance Technology Ventures, Sequoia Capital and 4 others
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PeerApp takes $8M for peer-to-peer traffic policing | VentureBeatVentureBeat•Nov 11, 2008•PeerApp, Pilot House Ventures, Cedar Fund, Evergreen Venture Partners
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SupplyScape Adds $10 Million - PE HubPE Hub•Sep 06, 2007•SupplyScape, North Bridge Venture Partners, IDG Ventures USA, Pilot House Ventures and 2 others
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Ntag raises $8.3M more for event social networking | VentureBeatVentureBeat•Aug 17, 2007•nTAG Interactive, Pilot House Ventures, Sevin Rosen
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Another Round for CentrePath | Network ComputingNetwork Computing•Apr 26, 2006•CentrePath, Greylock Partners, Pilot House Ventures, Bain Capital Ventures
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CentrePath Announces $5 Million in FundingWestWorld Productions Inc.•Sep 08, 2005•CentrePath, Greylock Partners, Pilot House Ventures
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CentrePath Announces $5 Million in Funding to Capitalize on Substantial Growth in Optical and Storage Networking Markets | Business WireBusiness Wire•Sep 06, 2005•CentrePath, Greylock Partners, Pilot House Ventures
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Mazu Networks Gets $12 Million - WSJThe Wall Street Journal•Dec 13, 2004•Mazu Networks, Greylock Partners, StarVest Partners, Pilot House Ventures and 1 other
