Company lists · Data refreshed September 2026

Top 25 Lean operations consulting firms worldwide

Name: Lean operations consulting firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 16,162 companies tracked

RevenueBase identified 16,162 company matches for lean operations consulting firms worldwide as of September 2026 and tracks 78,979 professional contacts across them, including 16,047 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for lean operations consulting firms 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 28, 2026. Country and city lists for lean operations consulting firms 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 28, 2026 How this list was built

16,162Companies

78,979Contacts tracked

16,047Verified emails

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The 25 largest lean operations consulting firms worldwide

Ranked by team size

Top 25 of 16,162 company matches for lean operations consulting firms worldwide, 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	Propia AB	Exact match	Norrköping, SwedenHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
2	ACE	Exact match	CanadaHQ recorded Sep 28, 2026	n/a	1,915 contacts →
	Exact match “consulting firm in quality and environmental management system, quality control,quality assurance and lean manufacturing and productivity improvement.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	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
4	SEI	Exact match	Cincinnati, OH, United StatesHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
5	Julhiet Sterwen	Exact match	Neuilly Sur Seine, FranceHQ recorded Sep 28, 2026	501-1,000	551 contacts →
	Exact match “julhiet sterwen is a key player in management, human resources and operational consulting.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Kaizen Institute Global	Exact match	Zug, SwitzerlandHQ recorded Sep 28, 2026	501-1,000	406 contacts →
	Exact match “The Operating System for Continuous Improvement.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	KLB	Exact match	Vincennes, MexicoHQ recorded Sep 28, 2026	501-1,000	363 contacts →
	Exact match “KLB Group is an international consulting firm specializing in operational performance for more than 25 years and bringing together nearly 750 employees worldwide.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Gemba Concepts	Exact match	Bengaluru, IndiaHQ recorded Sep 28, 2026	51-200	280 contacts →
	Exact match “Founded in 2014 by former Toyota professionals Mohit Bafna and Abhishek Kumar, Gemba Concepts was built on a single belief: excellence is not an act, but a habit embedded in daily…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	Skender	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	201-500	275 contacts →
	Exact match “The premier construction experience.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	Brandt Business Services	Exact match	Kuala Lumpur, MalaysiaHQ recorded Sep 28, 2026	501-1,000	268 contacts →
	Exact match “Built on the company’s core expertise, Brandt helps organizations achieve enhanced service levels through transforming the approach, performance, quality and efficiency of the…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	S A Partners	Exact match	London, MI, United KingdomHQ recorded Sep 28, 2026	51-200	265 contacts →
	Exact match “S A Partners helps organizations find, nurture, and sustain excellence in your purpose, people, and process.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	Monarch Innovation Private Limited	Exact match	Ahmedabad, IndiaHQ recorded Sep 28, 2026	201-500	259 contacts →
	Exact match “Monarch Innovation is a Design & Engineering company based out of India which serves the clientele across the globe through its strategic partnerships, alliances & collaborations.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Cargaison Express	Exact match	Mohali, IndiaHQ recorded Sep 28, 2026	201-500	254 contacts →
	Exact match “At Cargaison Express, we're not just an outsourcing company but your dedicated partners in scaling your business to new heights.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Graymatter	Exact match	Sewickley, PA, United StatesHQ recorded Sep 28, 2026	201-500	243 contacts →
	Exact match “At GrayMatter, smart thinking meets decisive doing.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Ijssel Technology Services	Exact match	Zwolle, NetherlandsHQ recorded Sep 28, 2026	201-500	236 contacts →
	Exact match “The market is constantly looking for product development and innovation.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Centigo	Exact match	Stockholm, SwedenHQ recorded Sep 28, 2026	201-500	222 contacts →
	Exact match “Vi vitaliserar företag genom förändring.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Funcional	Exact match	Cascavel, BrazilHQ recorded Sep 28, 2026	51-200	222 contacts →
	Exact match “Com o propósito de transformar, potencializar e perpetuar negócios, apoiamos as empresas na gestão empresarial de resultado.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Thought Logic Consulting	Exact match	Atlanta, GA, United StatesHQ recorded Sep 28, 2026	201-500	219 contacts →
	Exact match “Thought logic is a functionally-led, digitally enabled consultancy.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Sparke & Keane	Exact match	Eindhoven, NetherlandsHQ recorded Sep 28, 2026	51-200	214 contacts →
	Exact match “Wij zijn experts in Strategy Consulting, Lean Project & Project Management, Digital Transformation, Finance & Control en Business Intelligence.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	RLG International	Exact match	Vancouver, BC, CanadaHQ recorded Sep 28, 2026	51-200	209 contacts →
	Exact match “RLG International is a performance-focused consulting firm specializing in the on-site implementation of measurable improvement initiatives.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	USC Consulting Group	Exact match	Tampa, FL, United StatesHQ recorded Sep 28, 2026	51-200	204 contacts →
	Exact match “USC Consulting Group (USCCG) is an operations management and process improvement firm that empowers your people.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Syscons Group	Exact match	Turin, ItalyHQ recorded Sep 28, 2026	201-500	203 contacts →
	Exact match “We are a global firm blending boutique-style client service with big firm know-how.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Addovation	Exact match	Drammen, NorwayHQ recorded Sep 28, 2026	51-200	202 contacts →
	Exact match “At Addovation, we help businesses optimize their operations with tailored business solutions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Compulink	Exact match	St. Petersburg, FL, United StatesHQ recorded Sep 28, 2026	201-500	189 contacts →
	Exact match “Compulink is a performance based company that is focused on continuous improvement in our practices and procedures as well as the quality of service to our customers.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	Sisteplant	Exact match	Madrid, SpainHQ recorded Sep 28, 2026	51-200	181 contacts →
	Exact match “Industrial engineering and consultancy firm focused on improving operations profitability, through the deployment of optimized manufacturing, logistics and management/auxiliary…” 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 “lean operations 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 16,162 lean operations consulting firms worldwide

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Lean operations consulting firms worldwide at a glance

As of Sep 28, 2026

20.3%Verified-email coverage

4.9Average contacts per company

1-10Median size (employees)

1.7%Largest-city concentration · Sao Paulo

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

13,138

11-50

2,453

51-200

399

201-500

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 lean operations consulting firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “lean operations 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. 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 16,047 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.

Lean operations consulting firms by location

76 lists · largest first

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

How many lean operations consulting firms are there worldwide?

RevenueBase identified 16,162 company matches for lean operations consulting firms 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?

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

Which country has the most lean operations consulting firms?

The United States leads with 3,548 companies, followed by Brazil (1,349) and the United Kingdom (784). Every lean operations consulting firms list by country and city is linked on this page.

Which city has the most lean operations consulting firms?

Sao Paulo leads with 275 company records, followed by London (179) and Paris (126).

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 16,047 professional contacts with verified work emails tracked across these 16,162 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.