Company lists · Data refreshed September 2026

Top 25 Operational efficiency consultants worldwide

Name: Operational efficiency consultants worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 20, 2026 49,645 companies tracked

RevenueBase identified 49,645 company matches for operational efficiency consultants worldwide as of September 2026 and tracks 399,979 professional contacts across them, including 99,137 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for operational efficiency consultants 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 September 20, 2026. Country and city lists for operational efficiency consultants 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 Sep 20, 2026 How this list was built

49,645Companies

399,979Contacts tracked

99,137Verified emails

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The 25 largest operational efficiency consultants worldwide

Ranked by team size

Top 25 of 49,645 company matches for operational efficiency consultants worldwide, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	EXL	Exact match	New York, NY, United StatesHQ recorded Sep 20, 2026	10001+	40,100 contacts →
	Exact match “Choosing a digital partner is about more than capabilities, it’s about collaboration and character.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2	Kearney	Exact match	Chicago, IL, United StatesHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
3	Wavestone	Exact match	100-101 Terrasse Boieldieu, FranceHQ recorded Sep 20, 2026	1,001-5,000	6,190 contacts →
	Exact match “Wavestone is a leading consulting firm operating at the intersection of business and technology.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4	Eficacia	Exact match	Cali, ColombiaHQ recorded Sep 20, 2026	10001+	4,692 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 · Sep 20, 2026 · View company records in RevenueBase
5	Management Solutions	Exact match	Madrid, SpainHQ recorded Sep 20, 2026	1,001-5,000	4,468 contacts →
	Exact match “Management Solutions is a leading provider of business consulting services for regulated industries.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6	Alixpartners	Exact match	New York, NY, United StatesHQ recorded Sep 20, 2026	1,001-5,000	3,583 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7	Unipart	Exact match	Oxford, United KingdomHQ recorded Sep 20, 2026	10001+	3,205 contacts →
	Exact match “Unipart is a supply chain performance improvement partner, delivering efficiency, resilience, and sustainability across multiple sectors.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8	Propia AB	Exact match	Norrköping, SwedenHQ recorded Sep 20, 2026	n/a	2,448 contacts →
	Exact match “Propia is a Consultant Company offering competence and proven methodology within Operational Excellence.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9	Nihilent	Exact match	Pune, IndiaHQ recorded Sep 20, 2026	1,001-5,000	1,703 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 · Sep 20, 2026 · View company records in RevenueBase
10	Argano	Exact match	Plano, TX, United StatesHQ recorded Sep 20, 2026	1,001-5,000	1,603 contacts →
	Exact match “Argano is the world’s first and largest digital services consultancy focused exclusively on enabling high performance across our clients’ business operations, at scale and around…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11	MRO	Exact match	Rio De Janeiro, BrazilHQ recorded Sep 20, 2026	1,001-5,000	1,581 contacts →
	Exact match “Nós acreditamos que recursos são preciosos e precisam ser bem geridos para se perpetuar.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12	Valcon	Exact match	Utrecht, NetherlandsHQ recorded Sep 20, 2026	1,001-5,000	1,527 contacts →
	Exact match “At Valcon, we are a European powerhouse in AI- and data-driven business transformation.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13	Izertis	Exact match	Gijón, SpainHQ recorded Sep 20, 2026	1,001-5,000	1,318 contacts →
	Exact match “En Izertis, no solo creemos en la innovación: la vivimos.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14	Efficio	Exact match	London, United KingdomHQ recorded Sep 20, 2026	1,001-5,000	1,304 contacts →
	Exact match “Efficio is a global leader in procurement and supply chain management and transformation.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15	Hitech Digital Solutions	Exact match	Ahmedabad, IndiaHQ recorded Sep 20, 2026	1,001-5,000	1,253 contacts →
	Exact match “HitechDigital is an integrated digital solutions company focused on end-to-end process management and optimization, but we are not just your typical digital solutions company.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16	FBSPL	Exact match	New York, NY, United StatesHQ recorded Sep 20, 2026	1,001-5,000	1,224 contacts →
	Exact match “FBSPL is an AI-integrated consulting firm that helps businesses enhance efficiency through intelligent processes, technology, and domain expertise.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17	Infinit-O	Exact match	Pasay, PhilippinesHQ recorded Sep 20, 2026	1,001-5,000	1,203 contacts →
	Exact match “Infinit-O empowers finance and healthcare organizations to thrive in a digital-first world by combining specialized industry expertise, innovative technology, and a commitment to…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18	Horváth	Exact match	Stuttgart, GermanyHQ recorded Sep 20, 2026	1,001-5,000	1,193 contacts →
	Exact match “Horváth is a global, independent management consultancy with more than 1,400 employees at locations in Europe, the USA, and other global markets.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19	W3global	Exact match	Frisco, TX, United StatesHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
20	Intelligroup	Exact match	Princeton, NJ, United StatesHQ recorded Sep 20, 2026	1,001-5,000	1,121 contacts →
	Exact match “Intelligroup is a global provider of innovative consulting, technology, and outsourcing services.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21	Porsche Consulting	Exact match	Stuttgart, GermanyHQ recorded Sep 20, 2026	501-1,000	988 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 · Sep 20, 2026 · View company records in RevenueBase
22	Visagio	Exact match	Rio De Janeiro, BrazilHQ recorded Sep 20, 2026	501-1,000	970 contacts →
	Exact match “A Visagio Group company.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23	Production Modeling Corporation PMC	Exact match	Dearborn, MI, United StatesHQ recorded Sep 20, 2026	n/a	970 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 · Sep 20, 2026 · View company records in RevenueBase
24	RS	Exact match	United StatesHQ recorded Sep 20, 2026	n/a	871 contacts →
	Exact match “We operate under the philosophy that successful business is only measured by its thriving client relationships.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25	Westernacher Consulting	Exact match	Heidelberg, United KingdomHQ recorded Sep 20, 2026	1,001-5,000	865 contacts →
	Exact match “Founded in 1969, Westernacher Consulting operates worldwide, with consultants in Europe, Asia and the Americas.” Recorded in the RevenueBase company graph · Sep 20, 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 “operational efficiency consultants”. 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 49,645 operational efficiency consultants worldwide

See the full list, filter by size, metro and specialty, and access 99,137 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Operational efficiency consultants worldwide at a glance

As of Sep 20, 2026

24.8%Verified-email coverage

8.1Average contacts per company

1-10Median size (employees)

1.8%Largest-city concentration · Sao Paulo

Sep 20, 2026Page data refreshed

Companies by employee count

1-10

37,872

11-50

9,026

51-200

1,900

201-500

449

501-1,000

156

1,001-5,000

110

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 operational efficiency consultants are linked below.
What qualifies: Company records worldwide whose business descriptions match “operational efficiency 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. 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 99,137 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.

Operational efficiency consultants by location

181 lists · largest first

Every Operational efficiency consultants 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 “operational efficiency consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many operational efficiency consultants are there worldwide?

RevenueBase identified 49,645 company matches for operational efficiency consultants worldwide 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?

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

Which country has the most operational efficiency consultants?

The United States leads with 9,805 companies, followed by Brazil (3,681) and the United Kingdom (2,413). Every operational efficiency consultants list by country and city is linked on this page.

Which city has the most operational efficiency consultants?

Sao Paulo leads with 907 company records, followed by London (720) and Paris (532).

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 99,137 professional contacts with verified work emails tracked across these 49,645 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.