Company lists · Data refreshed September 2026

Top 25 Early-stage investment firms based in Cambridge, United States

Name: Early-stage investment firms based in Cambridge, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 14, 2026 52 companies tracked

RevenueBase identified 52 early-stage investment firms headquartered in Cambridge, United States as of September 2026 and tracks 1,308 professional contacts across them, including 394 with verified work emails. New York is the largest hub.

This list covers early-stage investment firms headquartered in Cambridge, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 14, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 14, 2026 86% judged on-target in blind review

52Companies

1,308Contacts tracked

394Verified emails

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The 25 largest early-stage investment firms based in Cambridge, United States

Ranked by team size

Top 25 of 52 early-stage investment firms based in Cambridge, United States, ranked by team size, largest first. Data refreshed Sep 14, 2026. RevenueBase Smart Search rates how each company's information relates to early-stage investment firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Highland Capital Partners	Indirect evidence	Cambridge, MA, United StatesHQ checked Sep 14, 2026	n/a	213 contacts →
	Indirect evidence “Founded in 1987, Highland Capital Partners is a venture capital firm focused on putting the entrepreneur first.” Source: RevenueBase Database · checked Sep 14, 2026
2	Atlas Venture	Indirect evidence	Cambridge, MA, United StatesHQ checked Sep 14, 2026	11-50	123 contacts →
	Indirect evidence “Atlas Venture is a leading biotech venture capital firm.” Source: RevenueBase Database · checked Sep 14, 2026
3	F-Prime	Indirect evidence	Cambridge, MA, United StatesHQ checked Sep 14, 2026	11-50	107 contacts →
	Indirect evidence “F-Prime enables companies to turn their boldest ambitions into world-changing breakthroughs in life sciences, technology, healthtech + services, and crypto.” Source: RevenueBase Database · checked Sep 14, 2026
4	Dorm Room Fund	Indirect evidence	Cambridge, MA, United StatesHQ checked Sep 14, 2026	11-50	67 contacts →
	Indirect evidence “We back the best university and recent alumni founders, like Cursor, Dandy, RapidSOS, and Shield AI, with a network of investors, mentors, and their first check.” Source: RevenueBase Database · checked Sep 14, 2026
5	Engine Ventures	Indirect evidence	Cambridge, MA, United StatesHQ checked Sep 14, 2026	11-50	45 contacts →
	Indirect evidence “Engine Ventures partners with founders tackling problems that sit at the edge of what’s technically possible and economically essential.” Source: RevenueBase Database · checked Sep 14, 2026
6	Taihill Venture	Indirect evidence	Cambridge, MA, United StatesHQ checked Sep 14, 2026	11-50	38 contacts →
	Indirect evidence “We are a group of young emerging leaders, who are eager to grow with entrepreneurs.” Source: RevenueBase Database · checked Sep 14, 2026
7	Redstar Ventures	Partial evidence	Cambridge, MA, United StatesHQ checked Sep 14, 2026	11-50	38 contacts →
	Partial evidence “Redstar is a company that creates companies, taking them from the earliest stages of ideation and growing them through their first institutional funding rounds and beyond.” Source: RevenueBase Database · checked Sep 14, 2026
8	Founder Collective	Partial evidence	Cambridge, MA, United StatesHQ checked Sep 14, 2026	n/a	32 contacts →
	Partial evidence “Founder Collective is a seed-stage venture capital fund, built by a collection of successful entrepreneurs, providing the first professional round of capital to promising…” Source: RevenueBase Database · checked Sep 14, 2026
9	Mission Biocapital	Strong evidence	Cambridge, MA, United StatesHQ checked Sep 14, 2026	11-50	22 contacts →
	Strong evidence “Mission BioCapital is a VC firm making pivotal early-stage investments in biotech companies.” Source: RevenueBase Database · checked Sep 14, 2026
10	Cogo Labs	Indirect evidence	Cambridge, MA, United StatesHQ checked Sep 14, 2026	11-50	21 contacts →
	Indirect evidence “We’re a technology-driven venture accelerator in Kendall Square, Cambridge.” Source: RevenueBase Database · checked Sep 14, 2026
11	CVP	Strong evidence	Cambridge, United StatesHQ checked Sep 14, 2026	1-10	18 contacts →
	Strong evidence “CVP is an early-stage VC fund, providing capital and connections for tech entrepreneurs predominantly in Cambridge, New York City, and Eastern Canada.” Source: RevenueBase Database · checked Sep 14, 2026
12	Epipelagic Ventures	Indirect evidence	Cambridge, MA, United StatesHQ checked Sep 14, 2026	11-50	15 contacts →
	Indirect evidence “At Epipelagic Ventures, our mission is to foster a vibrant startup ecosystem that propels ambitious startups forward.” Source: RevenueBase Database · checked Sep 14, 2026
13	Safar Partners	Partial evidence	Cambridge, MA, United StatesHQ checked Sep 14, 2026	1-10	14 contacts →
	Partial evidence “Safar Partners is a seed- to growth-stage venture fund investing primarily in technology companies out of MIT, Harvard, and the University of Rochester.” Source: RevenueBase Database · checked Sep 14, 2026
14	G20 Ventures	Indirect evidence	Cambridge, MA, United StatesHQ checked Sep 14, 2026	11-50	14 contacts →
	Indirect evidence “G20 Ventures is the capital partner that helps new businesses grow with smart money, great storytelling, and the right connections.” Source: RevenueBase Database · checked Sep 14, 2026
15	Growthcraft Startup Community	Indirect evidence	Cambridge, MA, United StatesHQ checked Sep 14, 2026	11-50	13 contacts →
	Indirect evidence “Speed to Funding \| Speed to Market \| Speed to Scale Need Funding?” Source: RevenueBase Database · checked Sep 14, 2026
16	Vestigo Ventures	Strong evidence	Cambridge, MA, United StatesHQ checked Sep 14, 2026	1-10	12 contacts →
	Strong evidence “Vestigo Ventures is a Northeast-based early-stage venture capital firm focused on accelerating the AI age in financial services.” Source: RevenueBase Database · checked Sep 14, 2026
17	Fast Track Initiative	Indirect evidence	Cambridge, MA, United StatesHQ checked Sep 14, 2026	11-50	11 contacts →
	Indirect evidence “Fast Track Initiative (FTI) is a healthcare-focused venture capital firm that operates in Japan and the US.” Source: RevenueBase Database · checked Sep 14, 2026
18	GC Venture Fellows	Indirect evidence	Cambridge, MA, United StatesHQ checked Sep 14, 2026	1-10	10 contacts →
	Indirect evidence “Powered by General Catalyst, GC Venture Fellows provides students the capital they need to get started and provides access to a community of peers, experienced mentors, alumni and…” Source: RevenueBase Database · checked Sep 14, 2026
19	Oasis Capital	Indirect evidence	Cambridge, MA, United StatesHQ checked Sep 14, 2026	1-10	8 contacts →
	Indirect evidence “Empower individual investors to diversify and grow the value of their financial capital through investing alongside established venture capital firms in inaccessible US…” Source: RevenueBase Database · checked Sep 14, 2026
20	Milemark Capital	Strong evidence	Cambridge, MA, United StatesHQ checked Sep 14, 2026	1-10	7 contacts →
	Strong evidence “milemark•capital is an early-stage venture capital firm investing in diverse teams using applied-ai to rewrite existing business models.” Source: RevenueBase Database · checked Sep 14, 2026
21	Fairhaven Capital	Strong evidence	Cambridge, MA, United StatesHQ checked Sep 14, 2026	1-10	6 contacts →
	Strong evidence “We are active investors targeting early stage, high potential companies operating in markets with rapid growth characteristics.” Source: RevenueBase Database · checked Sep 14, 2026
22	Causeway	Strong evidence	Cambridge, MA, United StatesHQ checked Sep 14, 2026	1-10	6 contacts →
	Strong evidence “Causeway is a growth stage venture capital firm that invests in sports, fitness, and related industries From running highly profitable investment funds with nearly $5 billion in…” Source: RevenueBase Database · checked Sep 14, 2026
23	Project 11	Strong evidence	Cambridge, MA, United StatesHQ checked Sep 14, 2026	1-10	5 contacts →
	Strong evidence “Project 11 is a venture capital fund that invests in early stage technology and software companies while working side-by-side with founders to help build their business.” Source: RevenueBase Database · checked Sep 14, 2026
24	Tectonic Ventures	Indirect evidence	Cambridge, MA, United StatesHQ checked Sep 14, 2026	1-10	4 contacts →
	Indirect evidence “Remarkable founders have a vision that will shift the future, and at Tectonic Ventures, we find and partner with those independent thinkers who have what it takes to realize their…” Source: RevenueBase Database · checked Sep 14, 2026
25	Inctank Ventures	Partial evidence	Cambridge, MA, United StatesHQ checked Sep 14, 2026	1-10	3 contacts →
	Partial evidence “IncTANK Ventures is a seed stage investor that works alongside entrepreneurs and universities to reduce risk and increase value, often providing a company’s first outside capital.” Source: RevenueBase Database · checked Sep 14, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: early-stage investment firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names early-stage investment firms.
Partial evidence: Its own public description names part of early-stage investment firms, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name early-stage investment firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 52 early-stage investment firms based in Cambridge, United States

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Early-stage investment firms based in Cambridge, United States at a glance

As of Sep 14, 2026

30.1%Verified-email coverage

25.2Average contacts per company

1-10Median size (employees)

1301.9%Largest-city concentration · New York

Sep 14, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

Email recency for this list is measured across the whole United States list rather than for Cambridge, so it is reported there. Company counts and contact totals on this page are exact for Cambridge, over 52 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among early-stage investment firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies: Companies headquartered in Cambridge, United States whose own description of what they do matches “early-stage investment firms”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names early-stage investment firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among early-stage investment firms, and records with no verified work email. Companies headquartered outside Cambridge are excluded even when they keep an office there.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every listed company carries at least one verified work email, 394 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on September 14, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Early-stage investment firms by metro in the United States

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names early-stage investment firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many early-stage investment firms are there based in Cambridge, United States?

RevenueBase identified 52 early-stage investment firms headquartered in Cambridge, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Highland Capital Partners, headquartered in Cambridge, tops this list with the largest team on record.

Which city has the most early-stage investment firms?

New York leads with 677 headquartered companies, followed by San Francisco (579) and Los Angeles (187).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 394 verified decision-maker contacts tracked across these 52 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 14, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.