Company lists · Data refreshed November 2026

Top 25 Operations research consulting companies worldwide

Name: Operations research consulting companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 27,968 companies tracked

RevenueBase identified 27,968 company matches for operations research consulting companies worldwide as of November 2026 and tracks 224,846 professional contacts across them, including 52,140 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for operations research consulting companies worldwide, 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 November 6, 2026. Country and city lists for operations research consulting companies follow the table.

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 Nov 6, 2026 How this list was built

27,968Companies

224,846Contacts tracked

52,140Verified emails

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The 25 largest operations research consulting companies worldwide

Ranked by team size

Top 25 of 27,968 company matches for operations research consulting companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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, United StatesHQ recorded Nov 6, 2026	5,001-10,000	7,451 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 · Nov 6, 2026 · View company records in RevenueBase
2	Eficacia	Exact match	Cali, ColombiaHQ recorded Nov 6, 2026	10001+	5,573 contacts →
	Exact match “Incrementamos la productividad y eficiencia de nuestros clientes- Más de 40 años de experiencia en el mercado- Líderes en Soluciones de Mercadeo, Trade Marketing, Ventas y Gestión…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Frost & Sullivan	Exact match	San Antonio, FL, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,542 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 · Nov 6, 2026 · View company records in RevenueBase
4	Propia AB	Exact match	Norrköping, SwedenHQ recorded Nov 6, 2026	n/a	2,517 contacts →
	Exact match “Propia is a Consultant Company offering competence and proven methodology within Operational Excellence.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Nihilent	Exact match	Pune, IndiaHQ recorded Nov 6, 2026	1,001-5,000	1,764 contacts →
	Exact match “Nihilent is a Global Consulting and Services Company using a human-centred approach for problem-solving and change management, Nihilent’s comprehensive range of expertise in…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	MRO	Exact match	Rio De Janeiro, BrazilHQ recorded Nov 6, 2026	1,001-5,000	1,733 contacts →
	Exact match “Nós acreditamos que recursos são preciosos e precisam ser bem geridos para se perpetuar.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Abylsen	Exact match	Paris, FranceHQ recorded Nov 6, 2026	1,001-5,000	1,669 contacts →
	Exact match “In a world that too often follows currents, Abylsen has been opening itself up to new directions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	D-Fine	Exact match	Frankfurt, GermanyHQ recorded Nov 6, 2026	1,001-5,000	1,578 contacts →
	Exact match “Imagine the power of physicists, mathematicians and computer scientists working as part of a European company with over 20 years of service excellence focused on data science…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Grupo Lucky	Exact match	Lima, PeruHQ recorded Nov 6, 2026	1,001-5,000	1,272 contacts →
	Exact match “En Grupo Lucky llevamos más de treinta años ayudando a empresas líderes a anticiparse al mañana y a tomar las decisiones más relevantes sobre su perfomance en canales comerciales…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	W3global	Exact match	Frisco, United StatesHQ recorded Nov 6, 2026	501-1,000	1,166 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 · Nov 6, 2026 · View company records in RevenueBase
11	Porsche Consulting	Exact match	Stuttgart, CA, GermanyHQ recorded Nov 6, 2026	501-1,000	1,082 contacts →
	Exact match “As a leading consultancy for putting strategies into practice, we have a clear mission: we generate competitive advantage on the basis of measurable results.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Production Modeling Corporation PMC	Exact match	Dearborn, IL, United StatesHQ recorded Nov 6, 2026	n/a	1,023 contacts →
	Exact match “Today's advanced operations and industrial engineering, laser scanning and precision CAD, supply chain management, lean systems, finite capacity scheduling, software design, and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Westernacher Consulting	Exact match	Heidelberg, GermanyHQ recorded Nov 6, 2026	1,001-5,000	959 contacts →
	Exact match “Founded in 1969, Westernacher Consulting operates worldwide, with consultants in Europe, Asia and the Americas.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Argon & CO	Exact match	Levallois-perret, FranceHQ recorded Nov 6, 2026	1,001-5,000	926 contacts →
	Exact match “Argon & Co is a global management consultancy that specialises in operations strategy and transformation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	MANTU	Exact match	Chêne-bourg, SwitzerlandHQ recorded Nov 6, 2026	10001+	905 contacts →
	Exact match “Mantu is an international consulting and technology company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Inform Gmbh	Exact match	Aachen, GermanyHQ recorded Nov 6, 2026	1,001-5,000	845 contacts →
	Exact match “INFORM develops software solutions that enable better decision-making in industrial and logistics processes as well as in the financial sector, from risk management and fraud…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	デロイトトーマツコンサルティング(合同)	Exact match	千代田区, JapanHQ recorded Nov 6, 2026	501-1,000	790 contacts →
	Exact match “is a management consulting company based out of, Japan.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	CAI	Exact match	Indianapolis, United StatesHQ recorded Nov 6, 2026	501-1,000	776 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 · Nov 6, 2026 · View company records in RevenueBase
19	Square Management	Exact match	Neuilly Sur Seine, FranceHQ recorded Nov 6, 2026	501-1,000	707 contacts →
	Exact match “Square Management est un cabinet de conseil spécialisé en stratégie et organisation qui accompagne ses clients dans l’anticipation, la conception et la réalisation de leurs…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Logistics Executive Group	Exact match	Sydney, AustraliaHQ recorded Nov 6, 2026	n/a	677 contacts →
	Exact match “Welcome to Logistics Executive Group - The hub of your global supply chain.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	SEI	Exact match	Cincinnati, OH, United StatesHQ recorded Nov 6, 2026	501-1,000	661 contacts →
	Exact match “SEI is a management consulting firm delivering fresh perspectives and reliable results.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Analytix Solutions	Exact match	Woburn, MA, United StatesHQ recorded Nov 6, 2026	501-1,000	624 contacts →
	Exact match “Welcome to Analytix Solutions!” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Life Cycle Engineering	Exact match	Charleston, SC, United StatesHQ recorded Nov 6, 2026	501-1,000	564 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 · Nov 6, 2026 · View company records in RevenueBase
24	Thoucentric	Exact match	Bangalore, IndiaHQ recorded Nov 6, 2026	501-1,000	521 contacts →
	Exact match “Thoucentric is a niche management consulting company that uses relevant digital and functional domain expertise to solve problems in Supply Chain, Sales & Distribution, and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Analysys Mason	Exact match	London, United KingdomHQ recorded Nov 6, 2026	201-500	507 contacts →
	Exact match “Analysys Mason is the leading specialist consultancy, creating lasting value in technology-intensive industries, including telecoms, digital infrastructure, software, IT services…” Recorded in the RevenueBase company graph · Nov 6, 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 companies”. 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 27,968 operations research consulting companies worldwide

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Operations research consulting companies worldwide at a glance

As of Nov 6, 2026

23.2%Verified-email coverage

8.0Average contacts per company

1-10Median size (employees)

1.7%Largest-city concentration · Sao Paulo

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

20,320

11-50

5,784

51-200

1,242

201-500

270

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency is reported on each country list linked below.

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.
Coverage: Every country. Country and city lists for operations research consulting companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “operations research consulting companies” 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. 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 52,140 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 November 6, 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 companies by location

142 lists · largest first

Every Operations research consulting companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many operations research consulting companies are there worldwide?

RevenueBase identified 27,968 company matches for operations research consulting companies worldwide as of November 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 country has the most operations research consulting companies?

The United States leads with 5,346 companies, followed by Brazil (1,947) and France (1,366). Every operations research consulting companies list by country and city is linked on this page.

Which city has the most operations research consulting companies?

Sao Paulo leads with 488 company records, followed by Paris (391) and London (364).

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 52,140 professional contacts with verified work emails tracked across these 27,968 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 November 6, 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.