Company lists · Data refreshed September 2026

Top 25 Boutique management consultants based in the United States

RevenueBase identified 34,444 boutique management consultants headquartered in the United States as of September 2026 and tracks 384,713 professional contacts across them, including 148,399 with verified work emails and 113,222 with mobile numbers. New York is the largest hub.

This list covers boutique management consultants headquartered in the 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 28, 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 28, 2026 86% judged on-target in blind review
34,444Companies
384,713Contacts tracked
148,399Verified emails
113,222Mobile numbers
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest boutique management consultants based in the United States

Ranked by team size
Top 25 of 34,444 boutique management consultants based in the United States, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to boutique management consultants: 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceNew York, NY, United StatesHQ checked Sep 28, 202610001+40,100 contacts →

Indirect evidence

“Choosing a digital partner is about more than capabilities, it’s about collaboration and character.”

Source: RevenueBase Database · checked Sep 28, 2026
2Indirect evidenceBoston, MA, United StatesHQ checked Sep 28, 202610001+38,730 contacts →

Indirect evidence

“Boston Consulting Group partners with leaders in business and society to tackle their most important challenges and capture their greatest opportunities.”

Source: RevenueBase Database · checked Sep 28, 2026
3Partial evidenceEvanston, IL, United StatesHQ checked Sep 28, 202610001+16,896 contacts →

Partial evidence

“ZS is a management consulting and technology firm that partners with companies to improve life and how we live it.”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 202610001+13,486 contacts →

Indirect evidence

“Korn Ferry is a global consulting firm that powers performance.”

Source: RevenueBase Database · checked Sep 28, 2026
5Indirect evidenceNew York, NY, United StatesHQ checked Sep 28, 202610001+13,099 contacts →

Indirect evidence

“Alvarez & Marsal is a leading global professional services firm dedicated to helping organizations tackle their most complex business issues, maximize stakeholder value, and…”

Source: RevenueBase Database · checked Sep 28, 2026
6Indirect evidenceMenlo Park, CA, United StatesHQ checked Sep 28, 20265,001-10,0008,779 contacts →

Indirect evidence

“Protiviti is a global consulting firm that delivers deep expertise, objective insights, a tailored approach and unparalleled collaboration to help leaders confidently face the…”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceNew York, NY, United StatesHQ checked Sep 28, 20265,001-10,0008,230 contacts →

Indirect evidence

“At Oliver Wyman, a Marsh business, we bring deep industry insight, bold innovation, and a collaborative approach that cuts through complexity to help organizations navigate their…”

Source: RevenueBase Database · checked Sep 28, 2026
8Indirect evidenceChicago, IL, United StatesHQ checked Sep 28, 20265,001-10,0006,978 contacts →

Indirect evidence

“As one of the original firms, we’ve never lost sight of the fact that consulting is a people business.”

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidenceChicago, IL, United StatesHQ checked Sep 28, 20265,001-10,0005,514 contacts →

Indirect evidence

“Accenture Strategy combines deep industry expertise, advanced analytics capabilities and human-led design methodologies that enable clients to act with speed and confidence.”

Source: RevenueBase Database · checked Sep 28, 2026
10Indirect evidenceNew York, NY, United StatesHQ checked Sep 28, 20261,001-5,0005,082 contacts →

Indirect evidence

“From strategy to execution.”

Source: RevenueBase Database · checked Sep 28, 2026
11Indirect evidenceBoston, MA, United StatesHQ checked Sep 28, 20261,001-5,0004,093 contacts →

Indirect evidence

“L.E.K.”

Source: RevenueBase Database · checked Sep 28, 2026
12Indirect evidenceNew York, NY, United StatesHQ checked Sep 28, 20261,001-5,0003,583 contacts →

Indirect evidence

“For more than forty years, AlixPartners has helped businesses around the world respond quickly and decisively to their most critical challenges – circumstances as diverse as…”

Source: RevenueBase Database · checked Sep 28, 2026
13Indirect evidenceChicago, IL, United StatesHQ checked Sep 28, 20261,001-5,0003,376 contacts →

Indirect evidence

“Heidrick & Struggles is the premier provider of executive search, corporate culture and leadership consulting services.”

Source: RevenueBase Database · checked Sep 28, 2026
14Indirect evidenceSomerset, NJ, United StatesHQ checked Sep 28, 2026n/a3,285 contacts →

Indirect evidence

“For over 25 years, eTeam has been trusted by global organizations to lead high-stakes programs where execution matters as much as strategy.”

Source: RevenueBase Database · checked Sep 28, 2026
15Indirect evidenceSan Antonio, TX, United StatesHQ checked Sep 28, 20261,001-5,0002,330 contacts →

Indirect evidence

“For over six decades, Frost & Sullivan has helped the world’s top companies toward transformational growth journeys that result in a stream of innovative growth opportunities.”

Source: RevenueBase Database · checked Sep 28, 2026
16Indirect evidenceNew York City, NY, United StatesHQ checked Sep 28, 20261,001-5,0001,930 contacts →

Indirect evidence

“Teneo is the global CEO advisory firm.”

Source: RevenueBase Database · checked Sep 28, 2026
17Indirect evidenceAtlanta, GA, United StatesHQ checked Sep 28, 20261,001-5,0001,792 contacts →

Indirect evidence

“North Highland helps businesses move from strategy to reality, taking a pragmatic and practical approach to build solutions that work and create impact that lasts.”

Source: RevenueBase Database · checked Sep 28, 2026
18Indirect evidenceWestport, CT, United StatesHQ checked Sep 28, 2026n/a1,650 contacts →

Indirect evidence

“MCAworks is a strategic marketing consulting firm passionately dedicated to helping our clients accelerate and sustain business growth.”

Source: RevenueBase Database · checked Sep 28, 2026
19Indirect evidenceWilmington, DE, United StatesHQ checked Sep 28, 20261,001-5,0001,573 contacts →

Indirect evidence

“We help CFOs and executive teams clarify what matters most, then deliver elite financial talent to make it happen.”

Source: RevenueBase Database · checked Sep 28, 2026
20Indirect evidenceBridgeville, PA, United StatesHQ checked Sep 28, 20261,001-5,0001,540 contacts →

Indirect evidence

“At DDI, we believe a better future starts with better leaders.”

Source: RevenueBase Database · checked Sep 28, 2026
21Indirect evidenceIrvine, CA, United StatesHQ checked Sep 28, 20261,001-5,0001,345 contacts →

Indirect evidence

“Trace3 delivers business transformation.”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceMiami, FL, United StatesHQ checked Sep 28, 20261,001-5,0001,260 contacts →

Indirect evidence

“Expertly balancing experience and innovation to deliver unique solutions to public and private clients.”

Source: RevenueBase Database · checked Sep 28, 2026
23Indirect evidenceDallas, TX, United StatesHQ checked Sep 28, 20261,001-5,0001,160 contacts →

Indirect evidence

“With over 1,200 professionals across 18 international offices, Riveron delivers tailored solutions for CFOs, private equity firms, and key stakeholders.”

Source: RevenueBase Database · checked Sep 28, 2026
24Indirect evidenceFrisco, TX, United StatesHQ checked Sep 28, 2026501-1,0001,149 contacts →

Indirect evidence

“W3Global is a leading provider of end-to-end consulting services, empowering businesses to achieve their strategic goals and optimize their operations.”

Source: RevenueBase Database · checked Sep 28, 2026
25Partial evidenceThe Woodlands, TX, United StatesHQ checked Sep 28, 2026201-5001,101 contacts →

Partial evidence

“Zinnov is a full-stack global management consulting firm specializing in GCC set-up and scale-up, M&A, PE advisory, AI strategy, and partner ecosystem growth for technology…”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 34,444 boutique management consultants based in the United States

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 148,399 reachable decision-makers.

Free signup · no credit card

View the full list →

Boutique management consultants based in the United States at a glance

As of Sep 28, 2026
38.6%Verified-email coverage
29.4%Mobile-number coverage
11.2Average contacts per company
1-10Median size (employees)
5.0%Largest-city concentration · New York
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
28,032
11-50
4,874
51-200
1,129
201-500
207
501-1,000
78
1,001-5,000
64
5,001-10,000
12
10001+
24

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 30.0d

Company record updated

Median 76.0d

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 boutique management consultants, 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 the United States whose own description of what they do matches “boutique management consultants”. 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 boutique management consultants), 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 boutique management consultants, and records with no verified work email. Companies headquartered outside United States 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, 148,399 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 28, 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.

Boutique management consultants by metro

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 boutique management consultants, 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 boutique management consultants are there based in the United States?

RevenueBase identified 34,444 boutique management consultants headquartered in the 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?

EXL, headquartered in New York, tops this list with the largest team on record.

Which city has the most boutique management consultants?

New York leads with 1728 headquartered companies, followed by Chicago (915) and Atlanta (884).

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 148,399 verified decision-maker contacts tracked across these 34,444 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 28, 2026.

Ready to reach these companies? Verified emails and direct dials for all 34,444 boutique management consultants based in the United States. Start with a free account, no credit card.

Download this list →

Related lists

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.