Company lists · Data refreshed September 2026

Top 25 Boutique consulting firms based in Boston, United States

Name: Boutique consulting 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 23, 2026 391 companies tracked

RevenueBase identified 391 company matches for boutique consulting firms associated with Boston, United States as of September 2026 and tracks 44,961 professional contacts across them, including 16,283 with verified work emails. Across the United States, New York is the largest hub for this category (1,666 companies); Boston has 391.

This list covers company matches for boutique consulting 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 23, 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 23, 2026 How this list was built

391Companies

44,961Contacts tracked

16,283Verified emails

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The 25 largest boutique consulting firms based in Boston, United States

Ranked by team size

Top 25 of 391 company matches for boutique consulting firms based in Boston, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 23, 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	Boston Consulting Group BCG	Exact match	Boston, MA, United StatesHQ recorded Sep 23, 2026	10001+	38,730 contacts →
	Exact match “Boston Consulting Group partners with leaders in business and society to tackle their most important challenges and capture their greatest opportunities.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
2	L.E.K. Consulting	Exact match	Boston, MA, United StatesHQ recorded Sep 23, 2026	1,001-5,000	4,093 contacts →
	Exact match “L.E.K.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
3	Investor Group Services IGS	Exact match	Boston, MA, United StatesHQ recorded Sep 23, 2026	51-200	168 contacts →
	Exact match “For over 25 years, IGS has helped investors and management teams make better, faster decisions, from commercial due diligence, to growth strategy, pricing, and go-to-market…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
4	Vantage Partners	Exact match	Boston, MA, United StatesHQ recorded Sep 23, 2026	51-200	122 contacts →
	Exact match “Vantage Partners is a consulting and training firm that helps companies innovate more quickly, execute with greater discipline, and collaborate more effectively, for sustained…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
5	Walter Shuffain	Exact match	Boston, MA, United StatesHQ recorded Sep 23, 2026	51-200	99 contacts →
	Exact match “Walter Shuffain is known for its commitment to helping private businesses and the affluent reach their ideals in the Boston and New England area.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
6	Hawkpartners	Exact match	Boston, MA, United StatesHQ recorded Sep 23, 2026	51-200	84 contacts →
	Exact match “HawkPartners is a marketing consulting and strategic insights firm.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
7	STAX	Exact match	Boston, MA, United StatesHQ recorded Sep 23, 2026	201-500	78 contacts →
	Exact match “Stax is a global management consulting firm serving corporate and private equity clients across a broad range of industries including software/technology, healthcare, business…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
8	Next Move Strategy Consulting	Exact match	Boston, NY, United StatesHQ recorded Sep 23, 2026	51-200	77 contacts →
	Exact match “Next Move Strategy Consulting is a premier market research and management consulting firm that has been committed to provide strategically analysed well documented latest research…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
9	Boston Analytics	Exact match	Boston, United StatesHQ recorded Sep 23, 2026	51-200	63 contacts →
	Exact match “Boston Analytics (BA) is a strategy consulting firm which serves Fortune 500 clients seeking insights from data to make critical business decisions.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
10	Banyanglobal Family Business Advisors	Exact match	Boston, MA, United StatesHQ recorded Sep 23, 2026	51-200	43 contacts →
	Exact match “At Banyan, we understand that as family business owners you face difficult choices about what’s best for both the business and the family.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
11	Fairmont Consulting Group	Exact match	Boston, MA, United StatesHQ recorded Sep 23, 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 23, 2026 · View company records in RevenueBase
12	LABUR	Exact match	Boston, MA, United StatesHQ recorded Sep 23, 2026	11-50	37 contacts →
	Exact match “LABUR brings technology and business together through sound advice, skillful delivery, and selective leadership search.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
13	Olmstead Associates	Exact match	Boston, MA, United StatesHQ recorded Sep 23, 2026	51-200	37 contacts →
	Exact match “Raising the Operational Agility of the Investment Management community using a uniquely data-centric consulting approach.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
14	Clearrock, INC	Exact match	Boston, MA, United StatesHQ recorded Sep 23, 2026	11-50	24 contacts →
	Exact match “ClearRock is a true partner in addressing the complex needs of businesses and individuals throughout all phases of the employment lifecycle: selection, leadership development, and…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
15	Atlantic-Acm	Exact match	Boston, MA, United StatesHQ recorded Sep 23, 2026	11-50	24 contacts →
	Exact match “Founded in 1991, ATLANTIC-ACM, is a leading strategic advisory firm to the telecom and technology sectors.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
16	Alliance Consulting Group	Exact match	Boston, MA, United StatesHQ recorded Sep 23, 2026	11-50	24 contacts →
	Exact match “Alliance Consulting Group is a strategy consulting firm located in Boston, Massachusetts.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
17	Inspire INC	Exact match	Boston, MA, United StatesHQ recorded Sep 23, 2026	201-500	22 contacts →
	Exact match “Founded in 1998, Inspire is a 501(c)(3) nonprofit offering management and strategy consulting services to leading nonprofit organizations across the United States.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
18	Highland Strategy Group	Exact match	Boston, MA, United StatesHQ recorded Sep 23, 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 23, 2026 · View company records in RevenueBase
19	Archway Research Group	Exact match	Boston, MA, United StatesHQ recorded Sep 23, 2026	11-50	17 contacts →
	Exact match “Archway Research is a financial and management consulting firm with over 25 years of experience providing exceptional professional services to law firms, their clients, and other…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
20	NEW Markets Advisors	Exact match	Boston, MA, United StatesHQ recorded Sep 23, 2026	11-50	17 contacts →
	Exact match “Since our beginnings in 2009, New Markets Advisors has been a leading boutique consulting firm focused on the realm of innovation strategy and capabilities.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
21	Welsh Consulting	Exact match	Boston, MA, United StatesHQ recorded Sep 23, 2026	11-50	17 contacts →
	Exact match “Welsh Consulting, located in the heart of Boston’s Financial District, is an energetic IT consulting firm providing IT strategy, support and project-related services to small and…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
22	Mello Consulting Group	Exact match	Boston, MA, United StatesHQ recorded Sep 23, 2026	11-50	16 contacts →
	Exact match “High impact solutions for the office of the CFO.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
23	Nichols Management Group	Exact match	Boston, MA, United StatesHQ recorded Sep 23, 2026	11-50	16 contacts →
	Exact match “NMG is the leading management consulting firm for the diagnostic medicine industry.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
24	Revby LLC	Exact match	Boston, MA, United StatesHQ recorded Sep 23, 2026	11-50	15 contacts →
	Exact match “At Revby, we deliver outcome-oriented technical assistance (TA) that helps underserved small business communities stabilize, grow, and thrive.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
25	Nevins Consulting, INC	Exact match	Boston, MA, United StatesHQ recorded Sep 23, 2026	11-50	14 contacts →
	Exact match “Since 2003, Nevins Consulting has supported leaders in accelerating the development and effectiveness of their people, teams, and organizations.” Recorded in the RevenueBase company graph · Sep 23, 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 “boutique consulting 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 391 boutique consulting firms based in Boston, United States

See the full list, filter by size, metro and specialty, and access 16,283 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Boutique consulting firms based in Boston, United States at a glance

As of Sep 23, 2026

36.2%Verified-email coverage

115.0Average contacts per company

1-10Median size (employees)

Sep 23, 2026Page data refreshed

Companies by employee count

1-10

298

11-50

51-200

201-500

1,001-5,000

10001+

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 391 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 “boutique consulting 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 16,283 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 23, 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.

Boutique consulting 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 “boutique consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many boutique consulting firms are there based in Boston, United States?

RevenueBase identified 391 company matches for boutique consulting 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?

Boston Consulting Group BCG 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 boutique consulting firms?

New York leads the United States with 1,666 company records, followed by Atlanta (772) and Chicago (769). Boston has 391.

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 16,283 professional contacts with verified work emails tracked across these 391 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 23, 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.