Company lists · Data refreshed September 2026

Top 25 Industry standards consulting firms worldwide

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

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 15,815 companies tracked

RevenueBase identified 15,815 industry standards consulting firms worldwide as of September 2026 and tracks 172,852 professional contacts across them, including 30,525 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers industry standards consulting firms worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 2026. Country and city lists for industry standards consulting firms follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review

15,815Companies

172,852Contacts tracked

30,525Verified emails

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The 25 largest industry standards consulting firms worldwide

Ranked by team size

Top 25 of 15,815 industry standards consulting firms worldwide, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to industry standards consulting firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Autonomo	Indirect evidence	Córdoba, SpainHQ checked Sep 28, 2026	n/a	23,018 contacts →
	Indirect evidence “Calidad y Gestión es una empresa consultora de ámbito internacional especializada en servicios de asesoría en las siguientes áreas: Calidad Medio Ambiente Responsabilidad social…” Source: RevenueBase Database · checked Sep 28, 2026
2	TÜV SÜD	Indirect evidence	Munich, GermanyHQ checked Sep 28, 2026	10001+	13,350 contacts →
	Indirect evidence “TÜV SÜD is the trusted partner of choice for safety, security and sustainability solutions.” Source: RevenueBase Database · checked Sep 28, 2026
3	BSI	Strong evidence	London, United KingdomHQ checked Sep 28, 2026	1,001-5,000	7,150 contacts →
	Strong evidence “We are a business improvement and standards company that partners with more than 77,500 clients globally across multiple industry sectors.” Source: RevenueBase Database · checked Sep 28, 2026
4	Management Solutions	Strong evidence	Madrid, SpainHQ checked Sep 28, 2026	1,001-5,000	4,468 contacts →
	Strong evidence “Management Solutions is a leading provider of business consulting services for regulated industries.” Source: RevenueBase Database · checked Sep 28, 2026
5	Protiviti India Member Firm	Partial evidence	New Delhi, IndiaHQ checked Sep 28, 2026	5,001-10,000	2,652 contacts →
	Partial evidence “Protiviti is a global consulting firm that delivers deep expertise, objective insights, a tailored approach and unparalleled collaboration to help leaders confidently face the…” Source: RevenueBase Database · checked Sep 28, 2026
6	TUV India Pvt. LTD	Indirect evidence	Mumbai, IndiaHQ checked Sep 28, 2026	1,001-5,000	2,277 contacts →
	Indirect evidence “TUV India Pvt.” Source: RevenueBase Database · checked Sep 28, 2026
7	CSA Group	Indirect evidence	Toronto, ON, CanadaHQ checked Sep 28, 2026	1,001-5,000	2,040 contacts →
	Indirect evidence “At CSA Group, we excel in addressing emerging, complex issues and technologies.” Source: RevenueBase Database · checked Sep 28, 2026
8	ACE	Partial evidence	CanadaHQ checked Sep 28, 2026	n/a	1,915 contacts →
	Partial evidence “consulting firm in quality and environmental management system, quality control,quality assurance and lean manufacturing and productivity improvement.” Source: RevenueBase Database · checked Sep 28, 2026
9	MCA Auditoria E Gerenciamento Ltda	Partial evidence	Belo Horizonte, BrazilHQ checked Sep 28, 2026	1,001-5,000	1,754 contacts →
	Partial evidence “MCA Audit and Management Ltd, which specializes in consulting, auditing and project management and construction, is a company created by professionals graduating from leading…” Source: RevenueBase Database · checked Sep 28, 2026
10	Sikich	Partial evidence	Chicago, IL, United StatesHQ checked Sep 28, 2026	1,001-5,000	1,688 contacts →
	Partial evidence “Sikich offers the public and private sectors a diverse platform of professional services across consulting, technology, and compliance.” Source: RevenueBase Database · checked Sep 28, 2026
11	TÜV Rheinland South America	Indirect evidence	Sao Paulo, BrazilHQ checked Sep 28, 2026	10001+	1,457 contacts →
	Indirect evidence “Since 1872, TÜV Rheinland has stood for the safety and quality of people, the environment and technology.” Source: RevenueBase Database · checked Sep 28, 2026
12	Matrix Business Services India Private Limited	Partial evidence	Chennai, IndiaHQ checked Sep 28, 2026	1,001-5,000	1,199 contacts →
	Partial evidence “Matrix is a passionate team of professionals providing People, Product, and Process assurance services for enterprises across different industry segments for better compliance and…” Source: RevenueBase Database · checked Sep 28, 2026
13	Icontec	Indirect evidence	Bogotá, ColombiaHQ checked Sep 28, 2026	201-500	872 contacts →
	Indirect evidence “Somos una organización con amplia cobertura internacional sin ánimo de lucro, creado en 1963, con el objetivo de responder a las necesidades de los diferentes sectores económicos…” Source: RevenueBase Database · checked Sep 28, 2026
14	Steritech	Strong evidence	Charlotte, NC, United StatesHQ checked Sep 28, 2026	1,001-5,000	815 contacts →
	Strong evidence “For over 30 years, Steritech has been an industry leader and pioneer in providing assessments and consulting solutions to companies drive operational consistency and help…” Source: RevenueBase Database · checked Sep 28, 2026
15	SCS Global Services	Indirect evidence	Emeryville, CA, United StatesHQ checked Sep 28, 2026	201-500	667 contacts →
	Indirect evidence “Scientific Certification Systems, Inc, now doing business as SCS Global Services, is a trusted leader in third-party environmental, sustainability and food quality certification…” Source: RevenueBase Database · checked Sep 28, 2026
16	Intedya International Dynamic Advisors	Strong evidence	Cayes, HaitiHQ checked Sep 28, 2026	201-500	559 contacts →
	Strong evidence “Intedya is an Global Company specialized in Consulting, Training, Auditing based on International and Local Standards and best practices to manage Quality, Environment, Food…” Source: RevenueBase Database · checked Sep 28, 2026
17	Implid	Indirect evidence	Lyon, FranceHQ checked Sep 28, 2026	501-1,000	502 contacts →
	Indirect evidence “Depuis plus de 40 ans, nos équipes de spécialistes accompagnent nos clients de petites, moyennes et grandes entreprises, dans le pilotage de leurs organisations, la gestion des…” Source: RevenueBase Database · checked Sep 28, 2026
18	Pp&c Auditores Independentes	Indirect evidence	São Paulo, BrazilHQ checked Sep 28, 2026	201-500	440 contacts →
	Indirect evidence “A PP & C Auditores Independentes é uma firma de auditores e especialistas nas áreas de impostos e consultoria empresarial.” Source: RevenueBase Database · checked Sep 28, 2026
19	ECB	Indirect evidence	Cairo, EgyptHQ checked Sep 28, 2026	501-1,000	434 contacts →
	Indirect evidence “Since 1997, ECB is a fast growing and promising engineering & consultancy firm equipped with a cutting edge multidisciplinary platform and an exceptional track record in the…” Source: RevenueBase Database · checked Sep 28, 2026
20	Deloitte Consulting	Indirect evidence	Milan, ItalyHQ checked Sep 28, 2026	10001+	406 contacts →
	Indirect evidence “Deloitte è tra le più grandi realtà nei servizi professionali alle imprese in Italia, dove è presente da circa 100 anni.” Source: RevenueBase Database · checked Sep 28, 2026
21	KLB	Partial evidence	Vincennes, MexicoHQ checked Sep 28, 2026	501-1,000	363 contacts →
	Partial evidence “KLB Group is an international consulting firm specializing in operational performance for more than 25 years and bringing together nearly 750 employees worldwide.” Source: RevenueBase Database · checked Sep 28, 2026
22	Ecol Studio Lifeanalytics	Indirect evidence	Lucca, ItalyHQ checked Sep 28, 2026	201-500	345 contacts →
	Indirect evidence “Salute, Sicurezza, Ambiente e Qualità del prodotto: sei davvero sostenibile?” Source: RevenueBase Database · checked Sep 28, 2026
23	Askblue	Partial evidence	Lisbon, PortugalHQ checked Sep 28, 2026	201-500	341 contacts →
	Partial evidence “AskBlue is a company created in 2013 that provides specialized consulting services in the financial sector and information technology.” Source: RevenueBase Database · checked Sep 28, 2026
24	Garuda Daya Pratama Sejahtera	Partial evidence	Tangerang, IndonesiaHQ checked Sep 28, 2026	5,001-10,000	304 contacts →
	Partial evidence “As a part of Garuda Indonesia Group, it strengthens our excellency in quality services proven by certified compliance standards.” Source: RevenueBase Database · checked Sep 28, 2026
25	NTT Data Institute Of Management Consulting, INC	Indirect evidence	千代田区, JapanHQ checked Sep 28, 2026	501-1,000	290 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 28, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: industry standards consulting firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names industry standards consulting firms.
Partial evidence: Its own public description names part of industry standards consulting firms, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name industry standards consulting firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 15,815 industry standards consulting firms worldwide

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Industry standards consulting firms worldwide at a glance

As of Sep 28, 2026

17.7%Verified-email coverage

10.9Average contacts per company

1-10Median size (employees)

1.9%Largest-city concentration · Sao Paulo

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

10,992

11-50

3,818

51-200

719

201-500

146

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

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among industry standards consulting firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage: Every country. Country and city lists for industry standards consulting firms are linked below.
What qualifies: Companies worldwide whose own description of what they do matches “industry standards consulting firms”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names industry standards consulting firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among industry standards consulting firms, and records with no verified work email.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 30,525 across the full list. 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.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Industry standards consulting firms by location

66 lists · largest first

Every Industry standards 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 Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names industry standards consulting firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many industry standards consulting firms are there worldwide?

RevenueBase identified 15,815 industry standards consulting firms worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Autonomo, headquartered in Cordoba, tops this list with the largest team on record.

Which country has the most industry standards consulting firms?

The United States leads with 1,549 companies, followed by Brazil (1,525) and Italy (913). Every industry standards consulting firms list by country and city is linked on this page.

Which city has the most industry standards consulting firms?

Sao Paulo leads with 294 headquartered companies, followed by Lima (205) and Paris (150).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 30,525 verified decision-maker contacts tracked across these 15,815 companies.

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 Smart Search, 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.