Company lists · Data refreshed September 2026

Top 25 Customer expansion consulting firms based in the United States

Name: Customer expansion consulting firms based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 12,066 companies tracked

RevenueBase identified 12,066 company matches for customer expansion consulting firms associated with the United States as of September 2026 and tracks 84,816 professional contacts across them, including 26,249 with verified work emails. New York is the largest hub.

This list covers company matches for customer expansion consulting firms associated with the 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 28, 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 28, 2026 How this list was built

12,066Companies

84,816Contacts tracked

26,249Verified emails

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The 25 largest customer expansion consulting firms based in the United States

Ranked by team size

Top 25 of 12,066 company matches for customer expansion consulting firms based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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	Slalom	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	10001+	10,032 contacts →
	Exact match “Slalom is a fiercely human business and technology consulting company that leads with outcomes to bring more value, in all ways, always.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	Protiviti	Exact match	Menlo Park, CA, United StatesHQ recorded Sep 28, 2026	5,001-10,000	8,779 contacts →
	Exact match “Protiviti is a global consulting firm that delivers deep expertise, objective insights, a tailored approach and unparalleled collaboration to help leaders confidently face the…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Frost & Sullivan	Exact match	San Antonio, TX, United StatesHQ recorded Sep 28, 2026	1,001-5,000	2,330 contacts →
	Exact match “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.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	MCA	Exact match	Westport, CT, United StatesHQ recorded Sep 28, 2026	n/a	1,650 contacts →
	Exact match “MCAworks is a strategic marketing consulting firm passionately dedicated to helping our clients accelerate and sustain business growth.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	W3global	Exact match	Frisco, TX, United StatesHQ recorded Sep 28, 2026	501-1,000	1,149 contacts →
	Exact match “W3Global is a leading provider of end-to-end consulting services, empowering businesses to achieve their strategic goals and optimize their operations.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Clark Schaefer Hackett	Exact match	Dayton, OH, United StatesHQ recorded Sep 28, 2026	501-1,000	683 contacts →
	Exact match “Clark Schaefer Hackett is more than an accounting and advisory firm; we’re striving to be your most valued advisor.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	Prophet	Exact match	San Francisco, CA, United StatesHQ recorded Sep 28, 2026	501-1,000	661 contacts →
	Exact match “Prophet is the Uncommon Growth Company-accelerating impact for business and marketing leaders through consulting, experience, and creative services.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Smart Circle International	Exact match	Newport Beach, CA, United StatesHQ recorded Sep 28, 2026	51-200	426 contacts →
	Exact match “At Smart Circle, our goal is to provide our clients with access to customized face-to- face marketing and sales solutions by connecting our clients with a dynamic network of…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	EBQ	Exact match	Austin, TX, United StatesHQ recorded Sep 28, 2026	201-500	377 contacts →
	Exact match “EBQ is an outsourced sales and marketing organization that provides services to help companies scale.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	YHB Cpas & Consultants	Exact match	Winchester, VA, United StatesHQ recorded Sep 28, 2026	201-500	376 contacts →
	Exact match “We Are All About You That is why we take a holistic approach to assisting clients with growing, managing, and protecting their hard work.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	Simplus	Exact match	Salt Lake City, UT, United StatesHQ recorded Sep 28, 2026	501-1,000	374 contacts →
	Exact match “We will meet clients where they are on their Salesforce journey, accelerating time to value through our advisory-led, industry-focused, and partner-aligned approach to…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	Prescouter, INC	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	201-500	325 contacts →
	Exact match “PreScouter is a strategy consulting firm supporting innovation-minded clients with challenges related to strategy, science, technology, and growth.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Drummond Advisors	Exact match	Boston, MA, United StatesHQ recorded Sep 28, 2026	201-500	322 contacts →
	Exact match “Drummond Advisors provides global consulting services to companies focusing on accounting, tax, legal and business development.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Iquasar LLC	Exact match	Sterling, VA, United StatesHQ recorded Sep 28, 2026	201-500	312 contacts →
	Exact match “Based in Sterling, Virginia, iQuasar LLC, with over 20 years of experience, we help small and medium businesses grow in the federal marketplace through Proposal Development…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Atcs INC	Exact match	Montvale, NJ, United StatesHQ recorded Sep 28, 2026	501-1,000	275 contacts →
	Exact match “ATCS is a Technology Consulting firm providing services in the area of Enterprise IT, Digital Transformation, Data Analytics and Marketing Insights.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Insight2profit	Exact match	Beachwood, OH, United StatesHQ recorded Sep 28, 2026	201-500	273 contacts →
	Exact match “INSIGHT2PROFIT, a DFW Capital Partners portfolio company, accelerates profitable growth for leading organizations through integrated pricing and commercial excellence.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Sales Xceleration	Exact match	Fishers, IN, United StatesHQ recorded Sep 28, 2026	51-200	268 contacts →
	Exact match “At Sales Xceleration, we help businesses accelerate revenue growth through our Certified Sales Operating Management System™ and the guidance of our Fractional Sales Leaders.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Expertcallers	Exact match	Princeton, NJ, United StatesHQ recorded Sep 28, 2026	501-1,000	264 contacts →
	Exact match “ExpertCallers (a division of Flatworld Solutions) is a global consulting and outsourcing company, with a wealth of experience in providing operational and strategic excellence to…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Love & Company	Exact match	Frederick, MD, United StatesHQ recorded Sep 28, 2026	n/a	249 contacts →
	Exact match “Love & Company specializes in marketing, advertising, sales, and strategy for operators of senior housing.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Bridge Partners	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	201-500	247 contacts →
	Exact match “Bridge Partners is a people-focused, customer-driven consulting firm that helps organizations transform to drive revenue growth, adapt to change, and create customer value.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Medialink	Exact match	Beverly Hills, CA, United StatesHQ recorded Sep 28, 2026	51-200	204 contacts →
	Exact match “MediaLink is the leading consulting firm serving the media and marketing industry’s C-suite.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Sales Focus INC	Exact match	North Charleston, SC, United StatesHQ recorded Sep 28, 2026	201-500	198 contacts →
	Exact match “Sales Focus Inc.(SFI) pioneered the sales outsourcing industry in 1998.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Redcloud Consulting	Exact match	Bellevue, WA, United StatesHQ recorded Sep 28, 2026	201-500	188 contacts →
	Exact match “RedCloud is a business and technology consulting firm providing local companies with expert-level support for over two decades.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Affinity Development Group	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	201-500	183 contacts →
	Exact match “Affinity Development Group is a full-service consulting, marketing, operations and technology company located in San Diego, Calif.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	Buxton	Exact match	Fort Worth, TX, United StatesHQ recorded Sep 28, 2026	51-200	182 contacts →
	Exact match “Buxton is changing the way organizations compete and grow by providing tools and insights that put customers at the center of their decision-making strategies.” Recorded in the RevenueBase company graph · Sep 28, 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 “customer expansion 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 12,066 customer expansion consulting firms based in the United States

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Customer expansion consulting firms based in the United States at a glance

As of Sep 28, 2026

30.9%Verified-email coverage

7.0Average contacts per company

1-10Median size (employees)

5.6%Largest-city concentration · New York

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

9,534

11-50

2,069

51-200

349

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 12,066 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 the United States whose business descriptions match “customer expansion 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 26,249 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 28, 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.

Customer expansion consulting firms by metro

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

How many customer expansion consulting firms are there based in the United States?

RevenueBase identified 12,066 company matches for customer expansion consulting firms associated with the 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?

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

Which city has the most customer expansion consulting firms?

New York leads with 674 company records, followed by Chicago (290) and Atlanta (285).

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 26,249 professional contacts with verified work emails tracked across these 12,066 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 28, 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.