Company lists · Data refreshed September 2026

Top 25 Small business investment companies based in Boston, United States

Name: Small business investment companies based in Boston, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 22, 2026 70 companies tracked

RevenueBase identified 70 company matches for small business investment companies associated with Boston, United States as of September 2026 and tracks 934 professional contacts across them, including 368 with verified work emails. Across the United States, New York is the largest hub for this category (541 companies); Boston has 70.

This list covers company matches for small business investment 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 22, 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 22, 2026 How this list was built

70Companies

934Contacts tracked

368Verified emails

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The 25 largest small business investment companies based in Boston, United States

Ranked by team size

Top 25 of 70 company matches for small business investment companies based in Boston, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Capstone Partners	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	51-200	276 contacts →
	Exact match “For over 20 years, Capstone Partners has been a trusted advisor to leading middle market companies, offering a fully integrated range of investment banking and financial advisory…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2	FA Technology Ventures	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	n/a	109 contacts →
	Exact match “FA Technology Ventures is an independent, established venture capital firm.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
3	Wellesley Hills Financial LLC	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	11-50	64 contacts →
	Exact match “Founded 2007 in Boston, MA, our firm began as a strategic advisory and banking practice focused on the bleeding edge of payments technology.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4	Monument Group	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	11-50	59 contacts →
	Exact match “Monument Group is a leading global independent full-service capital advisory and fundraising partner in alternative investments with offices in the U.S, Europe and Asia.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5	Copley Equity Partners LLC	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	11-50	42 contacts →
	Exact match “Copley Equity Partners is a private investment firm based in Boston, MA, and Denver, CO.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6	Conjoin Group	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	201-500	36 contacts →
	Exact match “The ConJoin Group aligns with Venture Capital and Private Equity firms by investing our own capital,$250M in committed funds, and delivering a suite of services designed to…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7	BOWEN	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	11-50	32 contacts →
	Exact match “Bowen partners with growth tech companies to drive value creation within the innovation economy.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8	Raptor Group	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	11-50	27 contacts →
	Exact match “At The Raptor Group, we source and invest in companies across various stages and asset classes, ranging from early stage to both private and public equity to funds.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9	Equal Opportunity Ventures	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	1-10	21 contacts →
	Exact match “EO Ventures invests in early-stage businesses that increase opportunity in America.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10	Spring Lane Capital	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	11-50	18 contacts →
	Exact match “Spring Lane Capital offers a new approach to faster growth for companies that deploy smaller-scale projects and equipment.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11	Weatherbie Capital, LLC	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	1-10	18 contacts →
	Exact match “Boston-based Weatherbie Capital, LLC was founded in 1995 and is focused on US small to mid-cap growth stock investing.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12	Colchester Partners LLC	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	11-50	14 contacts →
	Exact match “Colchester Partners is an investment banking and strategic advisory firm serving the needs of investment management organizations and their professionals since 2002.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13	Boston Harbor Angels	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	1-10	9 contacts →
	Exact match “Boston Harbor Angels, Celebrating 20 Years of Angel Investing, like a lighthouse, helps entrepreneurs navigate and grow their start-up businesses through the treacherous waters of…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14	Spinnaker Capital LLC	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	1-10	7 contacts →
	Exact match “Since 1997, Boston-based Spinnaker Capital LLC has been investing in private companies, real assets, and a variety of funds on behalf of a select number of high net-worth families.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15	Miri Capital Management LLC	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	1-10	7 contacts →
	Exact match “Miri Capital Management LLC is a boutique investment fund manager, headquartered in Boston, MA with offices in Tacoma, WA and Portland, ME.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16	Blueprint Group, INC	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	1-10	7 contacts →
	Exact match “Founded in 2008, Blueprint Group, Inc.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17	Propel Equity	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	1-10	5 contacts →
	Exact match “Propel Equity is a people-oriented investment firm that partners with owners and management teams to execute transformational growth strategies.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18	Dorfman Capital	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	1-10	4 contacts →
	Exact match “Founded in 1990, Dorfman Capital is a unique investment banking firm engaged in financing urban redevelopment, environmental cleanup, affordable housing, renewable energy, and…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19	CFO Signature Solutions, LLC	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	1-10	4 contacts →
	Exact match “CFO Signature Solutions is a boutique financial advisory firm.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20	SKY Peak Capital	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	1-10	4 contacts →
	Exact match “Sky Peak partners with local business owners to provide them with the necessary resources to take their business to the next level.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21	Dockyard Capital Management	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	1-10	4 contacts →
	Exact match “We invest in exceptional growth companies.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22	Evans Capital	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	1-10	3 contacts →
	Exact match “Founded in 2019, Evans Capital is a private investment fund focused on early-stage venture capital investments in technology, health care and other growth industries.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23	Quantum Angels Venture Capital	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	1-10	3 contacts →
	Exact match “Angel Investing, Board Advisory, Strategic Partnerships” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24	Troca Global	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	1-10	3 contacts →
	Exact match “Troca Global is an advisory and capital markets firm.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25	BT Capital Group	Exact match	Boston, MA, United StatesHQ recorded Sep 22, 2026	1-10	3 contacts →
	Exact match “BT Capital Group is a boutique, full-service Investment Bank and Consulting firm based in Boston, MA and Los Angeles, CA.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “small business investment companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 70 small business investment companies based in Boston, United States

See the full list, filter by size, metro and specialty, and access 368 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Small business investment companies based in Boston, United States at a glance

As of Sep 22, 2026

39.4%Verified-email coverage

13.3Average contacts per company

1-10Median size (employees)

Sep 22, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

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 70 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 “small business investment 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 368 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 22, 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.

Small business investment companies by metro in the United States

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 “small business investment companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many small business investment companies are there based in Boston, United States?

RevenueBase identified 70 company matches for small business investment 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?

Capstone Partners 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 small business investment companies?

New York leads the United States with 541 company records, followed by San Francisco (123) and Chicago (114). Boston has 70.

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 368 professional contacts with verified work emails tracked across these 70 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 22, 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.