Company lists · Data refreshed October 2026

Top 25 Iso/iec 27000 consulting services worldwide

Name: Iso/iec 27000 consulting services worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 27, 2026 15,084 companies tracked

RevenueBase identified 15,084 company matches for iso/iec 27000 consulting services worldwide as of October 2026 and tracks 138,453 professional contacts across them, including 29,617 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for iso/iec 27000 consulting services 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 October 27, 2026. Country and city lists for iso/iec 27000 consulting services 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 Oct 27, 2026 How this list was built

15,084Companies

138,453Contacts tracked

29,617Verified emails

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The 25 largest iso/iec 27000 consulting services worldwide

Ranked by team size

Top 25 of 15,084 company matches for iso/iec 27000 consulting services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 27, 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	Autonomo	Exact match	Córdoba, SpainHQ recorded Oct 27, 2026	n/a	22,351 contacts →
	Exact match “Calidad y Gestión es una empresa consultora de ámbito internacional especializada en servicios de asesoría en las siguientes áreas: Calidad Medio Ambiente Responsabilidad social…” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
2	DNV	Exact match	Høvik, NorwayHQ recorded Oct 27, 2026	10001+	16,429 contacts →
	Exact match “DNV is the independent expert in risk management and assurance, operating in more than 100 countries.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
3	DQS	Exact match	Frankfurt, GermanyHQ recorded Oct 27, 2026	1,001-5,000	1,382 contacts →
	Exact match “DQS – Leveraging Quality, Driving Success.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
4	I-Tracing	Exact match	Courbevoie, FranceHQ recorded Oct 27, 2026	1,001-5,000	671 contacts →
	Exact match “I-TRACING, pure player and cybersecurity service provider leader in France, supports over 600 clients around the world in managing their cyber risks, from anticipating threats to…” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
5	Sure Global Technology	Exact match	Riaydh, Saudi ArabiaHQ recorded Oct 27, 2026	201-500	438 contacts →
	Exact match “SURE Global Technology is considered as one of the leading Saudi IT companies.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
6	Qseap Infotech PVT LTD	Exact match	Navi Mumbai, IndiaHQ recorded Oct 27, 2026	201-500	412 contacts →
	Exact match “qSEAp is a CERT-IN empanelled, ISO 27001, SOC-2 Type2 and ISO 9001 certified Infosec organization founded in 2011 with a mission to deliver quality products, superior solutions…” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
7	PECB	Exact match	Montreal, QC, CanadaHQ recorded Oct 27, 2026	51-200	394 contacts →
	Exact match “PECB is a global leader in certification, committed to fostering digital trust through education, certification, and certificate programs across various disciplines.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
8	Synetis	Exact match	Paris, FranceHQ recorded Oct 27, 2026	201-500	365 contacts →
	Exact match “Founded in 2010, Synetis is the leading independent French consultancy firm specialising in information systems security (ISS).” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
9	Esec Forte Technologies	Exact match	Gurgaon, IndiaHQ recorded Oct 27, 2026	201-500	365 contacts →
	Exact match “eSec Forte® Technologies is a CMMi Level 3 certified Global Consulting and IT Security Services company with offerings across Cloud Security, Cyber Forensics, Malware Detection…” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
10	Konverge Technologies	Exact match	Mumbai, IndiaHQ recorded Oct 27, 2026	201-500	269 contacts →
	Exact match “Konverge Technologies Pvt.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
11	Craw Security	Exact match	New Delhi, IndiaHQ recorded Oct 27, 2026	501-1,000	268 contacts →
	Exact match “OUR STORY WHO WE ARE Craw Security is a Training and Consulting Company with high industry training and consulting Standards.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
12	Pt. Sharing Vision Indonesia	Exact match	Bandung, IndonesiaHQ recorded Oct 27, 2026	201-500	258 contacts →
	Exact match “Indonesia Top IT Consultant 2015-2022 Top Digital Strategy - BRI Partner Award 2021 Sharing, Consulting, Research & Certification” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
13	Ndimensionz Solutions PVT LTD	Exact match	Kochi, IndiaHQ recorded Oct 27, 2026	201-500	242 contacts →
	Exact match “NdimensionZ Solutions Pvt Ltd is an ISO 9001:2015 and ISO/IEC 27001:2013 certified, technology and service oriented company headquartered at major IT hub in India.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
14	Baxter Clewis Cybersecurity	Exact match	Cedar Hill, TX, United StatesHQ recorded Oct 27, 2026	201-500	239 contacts →
	Exact match “Baxter Clewis Cybersecurity, we bring to the table a unique set of experiences that allow us to best serve your cybersecurity needs.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
15	Informzaschita	Exact match	Москва, RussiaHQ recorded Oct 27, 2026	501-1,000	237 contacts →
	Exact match “Russia's leading IS system integrator ZAO NIP Informzaschita (CJSC Scientific Research Enterprise Information Security (Infosec)) focuses on ensuring the information security (IS)…” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
16	Netcenter	Exact match	Rio De Janeiro, BrazilHQ recorded Oct 27, 2026	51-200	225 contacts →
	Exact match “Confiança é o que nos conecta.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
17	Waterstons	Exact match	Durham, United KingdomHQ recorded Oct 27, 2026	201-500	224 contacts →
	Exact match “We are an IT business with a difference.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
18	operum.tech	Exact match	London, United KingdomHQ recorded Oct 27, 2026	n/a	219 contacts →
	Exact match “IT support for businesses in London.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
19	Cyraacs	Exact match	Bangalore, IndiaHQ recorded Oct 27, 2026	51-200	206 contacts →
	Exact match “CYRAAC Services Private Limited (CyRAACS) is a leading, technology-first cybersecurity consulting and advisory firm headquartered in India, empanelled with CERT-In and accredited…” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
20	Tevora	Exact match	Irvine, CA, United StatesHQ recorded Oct 27, 2026	201-500	205 contacts →
	Exact match “Founded in 2003, Tevora is a specialized management consultancy focused on cybersecurity, risk, and compliance services.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
21	Redbelt Security	Exact match	Sao Paulo, BrazilHQ recorded Oct 27, 2026	51-200	203 contacts →
	Exact match “O nosso trabalho é proteger o seu.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
22	Gulfnet Solutions Company Limited GNS	Exact match	Al Khobar, Saudi ArabiaHQ recorded Oct 27, 2026	51-200	203 contacts →
	Exact match “Founded in 1997, GulfNet Solutions Company Limited is known under the brand, GNS.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
23	Matrix 2bsecure	Exact match	Tel Aviv, IsraelHQ recorded Oct 27, 2026	51-200	194 contacts →
	Exact match “2Bsecure Ltd.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
24	Insight Assurance	Exact match	Tampa, FL, United StatesHQ recorded Oct 27, 2026	201-500	193 contacts →
	Exact match “Insight Assurance is a security and compliance firm trusted by more than 1,500 organizations for their SOC 1, SOC 2, SOC 3, PCI DSS, ISO 27001, ISO 27017/27018, ISO 27701, ISO…” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
25	Bridgesoft	Exact match	Wilmington, DE, United StatesHQ recorded Oct 27, 2026	51-200	190 contacts →
	Exact match “Bridgesoft is a leading provider of technology, consulting and information security management solutions.” Recorded in the RevenueBase company graph · Oct 27, 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 “iso/iec 27000 consulting services”. 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 15,084 iso/iec 27000 consulting services worldwide

See the full list, filter by size, metro and specialty, and access 29,617 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Iso/iec 27000 consulting services worldwide at a glance

As of Oct 27, 2026

21.4%Verified-email coverage

9.2Average contacts per company

1-10Median size (employees)

1.6%Largest-city concentration · London

Oct 27, 2026Page data refreshed

Companies by employee count

1-10

10,417

11-50

3,715

51-200

709

201-500

143

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 iso/iec 27000 consulting services are linked below.
What qualifies: Company records worldwide whose business descriptions match “iso/iec 27000 consulting services” 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 29,617 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 October 27, 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.

Iso/iec 27000 consulting services by location

92 lists · largest first

Every Iso/iec 27000 consulting services 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 “iso/iec 27000 consulting services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many iso/iec 27000 consulting services are there worldwide?

RevenueBase identified 15,084 company matches for iso/iec 27000 consulting services worldwide as of October 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?

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

Which country has the most iso/iec 27000 consulting services?

The United States leads with 1,710 companies, followed by the United Kingdom (958) and Germany (876). Every iso/iec 27000 consulting services list by country and city is linked on this page.

Which city has the most iso/iec 27000 consulting services?

London leads with 241 company records, followed by Sao Paulo (195) and Paris (160).

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 29,617 professional contacts with verified work emails tracked across these 15,084 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 October 27, 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.