Company lists · Data refreshed September 2026

Top 25 Operations research consulting firms based in the United States

Name: Operations research 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 29, 2026 5,019 companies tracked

RevenueBase identified 5,019 company matches for operations research consulting firms associated with the United States as of September 2026 and tracks 51,381 professional contacts across them, including 17,083 with verified work emails. New York is the largest hub.

This list covers company matches for operations research 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 29, 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 29, 2026 How this list was built

5,019Companies

51,381Contacts tracked

17,083Verified emails

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The 25 largest operations research consulting firms based in the United States

Ranked by team size

Top 25 of 5,019 company matches for operations research consulting firms based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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	Kearney	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	5,001-10,000	6,978 contacts →
	Exact match “As one of the original firms, we’ve never lost sight of the fact that consulting is a people business.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2	Ardurra	Exact match	Miami, FL, United StatesHQ recorded Sep 29, 2026	1,001-5,000	1,260 contacts →
	Exact match “Expertly balancing experience and innovation to deliver unique solutions to public and private clients.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3	W3global	Exact match	Frisco, TX, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
4	The Vertex Companies LLC	Exact match	New York, NY, United StatesHQ recorded Sep 29, 2026	501-1,000	765 contacts →
	Exact match “The Vertex Companies, LLC is a global consulting firm that provides strategic advisory, project management, and dispute resolution services for organizations that face complex…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5	CAI	Exact match	Indianapolis, IN, United StatesHQ recorded Sep 29, 2026	501-1,000	763 contacts →
	Exact match “At CAI, we are a professional services firm designed to accelerate operational readiness and excellence in critical environments.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6	ERG	Exact match	Concord, MA, United StatesHQ recorded Sep 29, 2026	501-1,000	663 contacts →
	Exact match “ERG is a multidisciplinary consulting firm offering a broad range of professional services.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7	Analytix Solutions	Exact match	Woburn, MA, United StatesHQ recorded Sep 29, 2026	501-1,000	640 contacts →
	Exact match “Welcome to Analytix Solutions!” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8	SEI	Exact match	Cincinnati, OH, United StatesHQ recorded Sep 29, 2026	501-1,000	618 contacts →
	Exact match “SEI is a management consulting firm delivering fresh perspectives and reliable results.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9	Life Cycle Engineering	Exact match	Charleston, SC, United StatesHQ recorded Sep 29, 2026	501-1,000	539 contacts →
	Exact match “Life Cycle Engineering (LCE) provides consulting, engineering, information technology and education solutions that deliver lasting results for private industry, public entities…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10	Allied Market Research	Exact match	Wilmington, DE, United StatesHQ recorded Sep 29, 2026	501-1,000	508 contacts →
	Exact match “Driven by innovation and value addition approach, Allied Market Research is instrumental in market research and business consulting across various industry verticals since its…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11	Resultant	Exact match	Indianapolis, IN, United StatesHQ recorded Sep 29, 2026	201-500	431 contacts →
	Exact match “We are a passionate team of engineers, mathematicians, data analysts, project managers, and business consultants.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12	Kaiser Associates	Exact match	Washington, DC, United StatesHQ recorded Sep 29, 2026	51-200	397 contacts →
	Exact match “Kaiser Associates was founded in 1981 with a simple yet powerful mission: to help executives make more informed strategic and operational decisions by incorporating external…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13	Prescouter, INC	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
14	OPTYM	Exact match	Dallas, TX, United StatesHQ recorded Sep 29, 2026	201-500	317 contacts →
	Exact match “Optym delivers efficiency, enhances profitability, and solves complex challenges for transportation and logistics companies though purpose-built optimization software.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15	IPM Integrated Project Management Company	Exact match	Burr Ridge, IL, United StatesHQ recorded Sep 29, 2026	201-500	307 contacts →
	Exact match “Integrated Project Management Company, Inc.(IPM) is a business consulting firm focused on planning and implementing strategically critical initiatives across multiple industries…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16	Insight2profit	Exact match	Beachwood, OH, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
17	FULD	Exact match	New York, NY, United StatesHQ recorded Sep 29, 2026	51-200	269 contacts →
	Exact match “Fuld are competitive strategy advisors that help clients anticipate competitive activity, see beyond market disruptions and develop or refine forward-looking business strategies.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18	TCG	Exact match	Washington, DC, United StatesHQ recorded Sep 29, 2026	51-200	263 contacts →
	Exact match “Traditional we are not.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19	SSA Consultants	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 29, 2026	n/a	258 contacts →
	Exact match “We are partners and advisors of leading organizations and governments, bound to and inspired by a mission of helping our clients improve their performance.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20	Manhattan Strategy Group	Exact match	Bethesda, MD, United StatesHQ recorded Sep 29, 2026	51-200	257 contacts →
	Exact match “Manhattan Strategy is a boutique research and management consulting firm dedicated to helping our government and commercial clients achieve performance excellence.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21	BSI Engineering	Exact match	Mason, OH, United StatesHQ recorded Sep 29, 2026	201-500	247 contacts →
	Exact match “BSI Engineering is a full-service engineering consulting firm dedicated to delivering innovative, efficient, and effective solutions across various industries.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22	Scottmadden, INC	Exact match	Raleigh, NC, United StatesHQ recorded Sep 29, 2026	201-500	244 contacts →
	Exact match “ScottMadden is a management consulting firm that does what it takes to get the job done right.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23	Graymatter	Exact match	Sewickley, PA, United StatesHQ recorded Sep 29, 2026	201-500	243 contacts →
	Exact match “At GrayMatter, smart thinking meets decisive doing.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24	Thought Logic Consulting	Exact match	Atlanta, GA, United StatesHQ recorded Sep 29, 2026	201-500	219 contacts →
	Exact match “Thought logic is a functionally-led, digitally enabled consultancy.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25	Accretive Solutions	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	501-1,000	217 contacts →
	Exact match “Your World.” Recorded in the RevenueBase company graph · Sep 29, 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 “operations research 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 5,019 operations research consulting firms based in the United States

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Operations research consulting firms based in the United States at a glance

As of Sep 29, 2026

33.2%Verified-email coverage

10.2Average contacts per company

1-10Median size (employees)

3.6%Largest-city concentration · New York

Sep 29, 2026Page data refreshed

Companies by employee count

1-10

3,802

11-50

904

51-200

219

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 5,019 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 “operations research 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 17,083 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 29, 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.

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

How many operations research consulting firms are there based in the United States?

RevenueBase identified 5,019 company matches for operations research 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?

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

Which city has the most operations research consulting firms?

New York leads with 180 company records, followed by Atlanta (113) and Chicago (102).

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 17,083 professional contacts with verified work emails tracked across these 5,019 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 29, 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.