Company lists · Data refreshed September 2026

Top 24 Early-stage technology companies based in Boston, United States

RevenueBase identified 37 company matches for early-stage technology companies associated with Boston, United States as of September 2026 and tracks 737 professional contacts across them, including 234 with verified work emails. Across the United States, San Francisco is the largest hub for this category (138 companies); Boston has 37.

This list covers company matches for early-stage technology companies associated with Boston, United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 19, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Sep 19, 2026 How this list was built
37Companies
737Contacts tracked
234Verified emails
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The 24 largest early-stage technology companies based in Boston, United States

Ranked by team size
Top 24 of 37 company matches for early-stage technology companies based in Boston, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchBoston, MA, United StatesHQ recorded Sep 19, 202651-200211 contacts →

Exact match

“Battery invests in potentially cutting-edge, category-defining businesses in markets including application software, IT infrastructure technologies, consumer-internet and mobile…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2Exact matchBoston, MA, United StatesHQ recorded Sep 19, 202651-200204 contacts →

Exact match

“Aeturnum is a global software development firm specializing in early stage technology products and companies.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3Exact matchBoston, MA, United StatesHQ recorded Sep 19, 2026n/a109 contacts →

Exact match

“FA Technology Ventures is an independent, established venture capital firm.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4Exact matchBoston, MA, United StatesHQ recorded Sep 19, 2026n/a38 contacts →

Exact match

“PJC is an early-stage venture capital firm focused on investing in, supporting, and building relationships with entrepreneurs who are creating the future.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5Exact matchBoston, MA, United StatesHQ recorded Sep 19, 202611-5027 contacts →

Exact match

“Elephant is a venture capital firm focused on investing in fast-growing, capital-efficient technology companies.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6Exact matchBoston, MA, United StatesHQ recorded Sep 19, 202611-5015 contacts →

Exact match

“Our Culture: At MMV, we’re a team of fair, dedicated investors and operators who put integrity, collaboration, and teamwork at the forefront of what we do.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7Exact matchBoston, MA, United StatesHQ recorded Sep 19, 20261-1014 contacts →

Exact match

“An early-stage venture firm defining the future of business solutions.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8Exact matchBoston, MA, United StatesHQ recorded Sep 19, 202611-5013 contacts →

Exact match

“LiquidMetal Ventures is a Boston based, early-stage focused venture capital fund focusing on Energy & Sustainability, Biotech & Healthcare and AI & Robotics, with a mission…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact matchBoston, MA, United StatesHQ recorded Sep 19, 20261-1012 contacts →

Exact match

“FoundersEdge is a data-driven pre-seed fund investing in exceptional founders using technology to change the world.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10Exact matchBoston, MA, United StatesHQ recorded Sep 19, 202611-5011 contacts →

Exact match

“We're hiring!”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11Exact matchBoston, MA, United StatesHQ recorded Sep 19, 202611-508 contacts →

Exact match

“We're looking for the rebels.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12Exact matchBoston, MA, United StatesHQ recorded Sep 19, 202611-506 contacts →

Exact match

“SquadUp Labs is a boutique development studio focused on early-stage innovation.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchBoston, MA, United StatesHQ recorded Sep 19, 202611-506 contacts →

Exact match

“We invest in extreme outliers in growth tech startup in venture capital.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14Exact matchBoston, MA, United StatesHQ recorded Sep 19, 20261-105 contacts →

Exact match

“We invest early in outstanding teams with the ambition to forge category-defining technology companies.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15Exact matchBoston, MA, United StatesHQ recorded Sep 19, 20261-105 contacts →

Exact match

“Ascent Venture Partners is dedicated to investing in innovation for the enterprise.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16Exact matchBoston, MA, United StatesHQ recorded Sep 19, 20261-104 contacts →

Exact match

“Momentum Equity Partners is an early stage venture capital firm that partners to build elite service companies aligned with leading tech platforms.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17Exact matchBoston, United StatesHQ recorded Sep 19, 20261-104 contacts →

Exact match

“We are early stage technology investors that focus on agile teams working on disruptive problems.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18Exact matchBoston, MA, United StatesHQ recorded Sep 19, 20261-104 contacts →

Exact match

“We believe it’s critically important that entrepreneurs seek venture capital investors with experience in the trenches starting and running entrepreneurial companies themselves.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19Exact matchBoston, MA, United StatesHQ recorded Sep 19, 20261-104 contacts →

Exact match

“Water Bear Ventures invests in Pre-Seed, Seed and Series A startups focused on disruptive technologies with resilient teams.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20Exact matchBoston, MA, United StatesHQ recorded Sep 19, 20261-103 contacts →

Exact match

“Bramalea Partners provides expansion-phase capital to high-growth, tech-enabled companies looking for a partner with late-stage and public markets experience.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21Exact matchBoston, MA, United StatesHQ recorded Sep 19, 20261-103 contacts →

Exact match

“PCP is a venture capital & advisory firm focused on early-stage technology companies.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22Exact matchBoston, MA, United StatesHQ recorded Sep 19, 20261-102 contacts →

Exact match

“Brezio helps early stage companies bring their ideas to life by aiding founders in navigating the complexities of technology and innovation.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23Exact matchBoston, MA, United StatesHQ recorded Sep 19, 20261-102 contacts →

Exact match

“Stackpad Solutions is a modern consultancy that specializes in early stage technology.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24Exact matchBoston, MA, United StatesHQ recorded Sep 19, 20261-101 contacts →

Exact match

“capital (Forwardslash Capital) is a Seed Investor focused on Enterprise B2B”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase

Showing 24 of 37 early-stage technology companies based in Boston, United States

See the full list, filter by size, metro and specialty, and access 234 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Early-stage technology companies based in Boston, United States at a glance

As of Sep 19, 2026
31.8%Verified-email coverage
19.9Average contacts per company
1-10Median size (employees)
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
25
11-50
9
51-200
2
201-500
1

Email recency for this list is measured across the whole United States list rather than for Boston, so it is reported there. Company counts and contact totals on this page are exact for Boston, over 37 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with Boston, United States whose business descriptions match “early-stage technology companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 234 professional contacts with verified work emails across the full matched dataset. 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 19, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “early-stage technology companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many early-stage technology companies are there based in Boston, United States?

RevenueBase identified 37 company matches for early-stage technology companies associated with Boston, United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Battery Ventures tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United States has the most early-stage technology companies?

San Francisco leads the United States with 138 company records, followed by New York (115) and Palo Alto (47). Boston has 37.

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 234 professional contacts with verified work emails tracked across these 37 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 19, 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 SmartSearch, 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.