Company lists · Data refreshed September 2026

Top 25 Outsourcing advisory firms based in Boston, United States

Name: Outsourcing advisory firms based in Boston, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 92 companies tracked

RevenueBase identified 92 company matches for outsourcing advisory firms associated with Boston, United States as of September 2026 and tracks 659 professional contacts across them, including 245 with verified work emails. Across the United States, New York is the largest hub for this category (517 companies); Boston has 92.

This list covers company matches for outsourcing advisory firms 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 21, 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 21, 2026 How this list was built

92Companies

659Contacts tracked

245Verified emails

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The 25 largest outsourcing advisory firms based in Boston, United States

Ranked by team size

Top 25 of 92 company matches for outsourcing advisory firms based in Boston, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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	Progress Partners	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	11-50	110 contacts →
	Exact match “Progress Partners is a Boston and New York-based corporate advisory firm that works with buyers and sellers of emerging growth companies to complete M&A or private placement…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2	Xperttech INC	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	51-200	77 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3	Upperedge, LLC	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	11-50	66 contacts →
	Exact match “UpperEdge provides organizations with relevant market and supplier intelligence, tailored sourcing and negotiation strategies, and precise execution methodologies to generate more…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4	Versailles Group, LTD	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	11-50	49 contacts →
	Exact match “Founded in 1987, Versailles Group is a boutique investment banking firm specializing in mergers, acquisitions, divestitures, private placements, and fairness opinions.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5	Fairmont Consulting Group	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	11-50	37 contacts →
	Exact match “Fairmont Consulting Group is a Boston-based firm focused on due diligence and strategic advisory services for clients active in aerospace, defense, government services, and the…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6	NRS Global Partners, LLC	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	51-200	28 contacts →
	Exact match “A leading Human Resource Advisory firm providing senior - level executive search and consulting services to clients primarily in the Healthcare, Pharmaceutical / Life Sciences and…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7	Positively Partners	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	11-50	24 contacts →
	Exact match “Positively Partners specializes in HR outsourcing, management consulting and executive search.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8	Highland Strategy Group	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	11-50	19 contacts →
	Exact match “Highland Strategy Group is a consulting firm that provides strategic support and transaction advisory services to private equity firms, management teams, and investment banks.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9	Roundtable Strategy Advisors	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	51-200	13 contacts →
	Exact match “We are seasoned professionals within the consulting field and former C-Suite executives who know what it takes to get the job done efficiently and on-time.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10	Global Atlantic Partners LLC	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	11-50	11 contacts →
	Exact match “Bridging Excellence and Opportunity* Founded in 2002, Global Atlantic Partners is a global leader in financial consulting and outsourcing, dedicated to empowering businesses…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11	Mtmg INC	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	1-10	9 contacts →
	Exact match “Our True North is to help.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12	The Abplatform	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	1-10	8 contacts →
	Exact match “The ABplatform helps growth-focused CEOs and leadership teams build high-impact Advisory Boards and recruit the right talent to accelerate results.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13	Harp Audit	Exact match	Boston, United StatesHQ recorded Sep 21, 2026	11-50	8 contacts →
	Exact match “We are a business that offers nearshore BPO, consulting, and staffing services.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14	Carlisle & Company, LLC	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	51-200	7 contacts →
	Exact match “Carlisle is a member of Ducker Carlisle, a global consulting and M&A advisory firm with an unrivalled continuum of insights, benchmarking and strategy solutions that optimize…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15	KLR CFO Advisory Outsourcing	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	1-10	5 contacts →
	Exact match “KLR CFO Advisory + Outsourcing is an affiliate company of KLR, one of the largest CPA Firms in the Country.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16	AZL Capital Advisors, LLC	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	1-10	4 contacts →
	Exact match “Boutique M&A advisory and consulting firm” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17	Briggs Management Partners	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	11-50	4 contacts →
	Exact match “SMART STRATEGIES.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18	Durham Black	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	1-10	3 contacts →
	Exact match “Unlocking Your Business's Success Engagements tailored to drive your growth and profitability Durham Black is a strategic advisory firm specializing in Capital Structure, Growth…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19	ACE Strategy Group	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	11-50	3 contacts →
	Exact match “Ace Strategy Group is a M&A-focused advisory firm specializing in guiding organizations through the deal lifecycle.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20	Business Transfers & Strategies, LLC	Exact match	Boston, United StatesHQ recorded Sep 21, 2026	1-10	3 contacts →
	Exact match “Business Transfers & Strategies provides services to individuals seeking to buy a small or mid-sized business and to companies seeking to expand through acquisition.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21	Investor Group Services IGS	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	51-200	3 contacts →
	Exact match “IGS is a trusted advisor supporting investors and business leaders through transactions, growth and portfolio value creation initiatives.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22	Denice Sakakeeny & Associates LLC	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	1-10	3 contacts →
	Exact match “I believe that understanding the story behind a business is just as important as the numbers it produces.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23	BT Capital Group	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
24	Normandy Advisors	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	1-10	2 contacts →
	Exact match “The premier buy-side M&A advisory firm, delivering proprietary deal flow driven by rigorous research and execution.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25	Harborside Advisory	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	1-10	2 contacts →
	Exact match “Harborside Advisory is an accounting advisory firm that specializes in providing clients with accounting consulting services and assisting with full-time placement needs.” Recorded in the RevenueBase company graph · Sep 21, 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 “outsourcing advisory firms”. 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 92 outsourcing advisory firms based in Boston, United States

See the full list, filter by size, metro and specialty, and access 245 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Outsourcing advisory firms based in Boston, United States at a glance

As of Sep 21, 2026

37.2%Verified-email coverage

7.2Average contacts per company

1-10Median size (employees)

Sep 21, 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 Boston, so it is reported there. Company counts and contact totals on this page are exact for Boston, over 92 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 “outsourcing advisory firms” 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 245 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 21, 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.

Outsourcing advisory firms 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 “outsourcing advisory firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many outsourcing advisory firms are there based in Boston, United States?

RevenueBase identified 92 company matches for outsourcing advisory firms 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?

Progress 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 outsourcing advisory firms?

New York leads the United States with 517 company records, followed by Atlanta (171) and Chicago (163). Boston has 92.

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 245 professional contacts with verified work emails tracked across these 92 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 21, 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.