Company lists · Data refreshed September 2026

Top 25 Professional society consultants based in the United States

RevenueBase identified 154 company matches for professional society consultants associated with the United States as of September 2026 and tracks 2,584 professional contacts across them, including 994 with verified work emails. Chicago is the largest hub.

This list covers company matches for professional society consultants 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 20, 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 20, 2026 How this list was built
154Companies
2,584Contacts tracked
994Verified emails
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The 25 largest professional society consultants based in the United States

Ranked by team size
Top 25 of 154 company matches for professional society consultants based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchChicago, IL, United StatesHQ recorded Sep 20, 2026501-1,000720 contacts →

Exact match

“Associations help industries, fields and professions stay current and connected for the members and communities who depend on them.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchWakefield, MA, United StatesHQ recorded Sep 20, 2026201-500181 contacts →

Exact match

“Virtual is a top provider of professional services for associations, consortia and other membership-based organizations, delivering tailored management solutions that drive…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchWilmington, NC, United StatesHQ recorded Sep 20, 2026n/a166 contacts →

Exact match

“Your Conference Connection (YCC) offers a kaleidoscope of services to fulfill your organization's conference, association management, and or service-based needs.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchNew York, NY, United StatesHQ recorded Sep 20, 202611-5093 contacts →

Exact match

“Since 1959, the Association of Executive Search and Leadership Consultants (AESC) has set the quality standard for the executive search and leadership consulting profession.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchBerkeley, CA, United StatesHQ recorded Sep 20, 2026201-50073 contacts →

Exact match

“Ascend Berkeley has a network of seven specialized committees, each specializing in a discipline within business.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchChicago, IL, United StatesHQ recorded Sep 20, 202651-20072 contacts →

Exact match

“Bostrom is a professional services firm offering comprehensive management, consulting and outsourcing to the not-for-profit community.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchIndianapolis, IN, United StatesHQ recorded Sep 20, 202611-5055 contacts →

Exact match

“Raybourn Group International is an award-winning accredited association management, non-profit consulting and event management firm based in Indianapolis.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchAlbany, NY, United StatesHQ recorded Sep 20, 202611-5054 contacts →

Exact match

“Capitol Hill Management Services is a comprehensive consulting firm providing a full range of professional services to associations, non-profits, licensing boards, government…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchMinneapolis, MN, United StatesHQ recorded Sep 20, 202611-5053 contacts →

Exact match

“The Harrington Company provides professional management and consultation services to state, regional, national and international associations, societies and foundations.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchSandy, UT, United StatesHQ recorded Sep 20, 202611-5051 contacts →

Exact match

“National Association of Certified Valuators and Analysts® (NACVA®) The Authority in Matters of Value® NACVA’s Axiom The Authority in Matters of Value® NACVA’s Vision Maintain…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchDeerfield, IL, United StatesHQ recorded Sep 20, 202651-20040 contacts →

Exact match

“As of January 1, 2015, The Sherwood Group is now part of Kellen Company a global leader in association management, conference planning, communications, regulatory and public…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchGlen Ellyn, IL, United StatesHQ recorded Sep 20, 202611-5035 contacts →

Exact match

“CM Services, Inc.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchMc Lean, VA, United StatesHQ recorded Sep 20, 202611-5031 contacts →

Exact match

“Degnon Associates is a Non-profit Organization Management company.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchHighland Park, IL, United StatesHQ recorded Sep 20, 202611-5029 contacts →

Exact match

“Specialdocs Consultants provides consulting and professional services for physicians who are transitioning their practice from the traditional model to the concierge or membership…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchDallas, TX, United StatesHQ recorded Sep 20, 20261-1027 contacts →

Exact match

“Recognized for superior organizational management services to discerning groups and board leaders.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchAurora, CO, United StatesHQ recorded Sep 20, 202611-5016 contacts →

Exact match

“Civica Associations Conferences & Exhibitions believes in the power of transformation.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchWashington, DC, United StatesHQ recorded Sep 20, 2026501-1,00016 contacts →

Exact match

“IMC USA is the professional association and sole certifying body for individual management consultants in the US, whose mission is to promote excellence and ethics in management…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchAtlanta, GA, United StatesHQ recorded Sep 20, 202611-5015 contacts →

Exact match

“Association and Event Management Services”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchNorthbrook, IL, United StatesHQ recorded Sep 20, 202611-5015 contacts →

Exact match

“DCS Midwest mission is to maintain the highest levels of professionalism, integrity, honesty, and fairness in our relationships with our clients, subcontractors, and professional…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchNorcross, GA, United StatesHQ recorded Sep 20, 20261-1014 contacts →

Exact match

“Association Management, Membership Recruitment/Retention, Database Management, Continuing Education, Meeting & Symposium Planning/On-site Management, Non-dues Revenue Fund…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchDeer Park, IL, United StatesHQ recorded Sep 20, 20261-1014 contacts →

Exact match

“CCA - Advancing the Practice® | Where Leading Actuaries Belong.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchTrenton, NJ, United StatesHQ recorded Sep 20, 20261-1013 contacts →

Exact match

“We are strategic partners with professional societies, trade associations, and other not-for-profit organizations providing management solutions and administrative support.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchAlexandria, VA, United StatesHQ recorded Sep 20, 202611-5012 contacts →

Exact match

“C2 is a Virginia-based professional services company committed to high-quality professional standards in association management.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchSt. Louis, MO, United StatesHQ recorded Sep 20, 202611-5011 contacts →

Exact match

“Headquartered in St.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchCincinnati, OH, United StatesHQ recorded Sep 20, 20261-1010 contacts →

Exact match

“The Club Council specializes in private club Executive Search, Strategic Planning, Board Governance, Financial Strategy, and Food and Beverage Services.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 154 professional society consultants based in the United States

See the full list, filter by size, metro and specialty, and access 994 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Professional society consultants based in the United States at a glance

As of Sep 20, 2026
38.5%Verified-email coverage
16.8Average contacts per company
1-10Median size (employees)
5.2%Largest-city concentration · Chicago
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
91
11-50
36
51-200
16
201-500
5
501-1,000
5
1,001-5,000
1

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 154 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 “professional society consultants” 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 994 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 20, 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.

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 “professional society consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many professional society consultants are there based in the United States?

RevenueBase identified 154 company matches for professional society consultants 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?

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

Which city has the most professional society consultants?

Chicago leads with 8 company records, followed by New York (6) and Washington (5).

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 994 professional contacts with verified work emails tracked across these 154 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 20, 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.