Company lists · Data refreshed November 2026

Top 25 Iso and nerc compliance consultants worldwide

RevenueBase identified 2,127 company matches for iso and nerc compliance consultants worldwide as of November 2026 and tracks 15,628 professional contacts across them, including 3,731 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for iso and nerc compliance 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 November 6, 2026. Country and city lists for iso and nerc compliance 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 Nov 6, 2026 How this list was built
2,127Companies
15,628Contacts tracked
3,731Verified emails
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The 25 largest iso and nerc compliance consultants worldwide

Ranked by team size
Top 25 of 2,127 company matches for iso and nerc compliance consultants 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSerra, BrazilHQ recorded Nov 6, 20261,001-5,0001,800 contacts →

Exact match

“Localizada no município de Serra no estado do Espírito Santo, apresenta um posicionamento de mercado consistente por meio da eficiência de seus funcionários, da otimização do seu…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHouston, TX, United StatesHQ recorded Nov 6, 2026501-1,000490 contacts →

Exact match

“SPL is a leading provider of compliance and testing services for Environmental, Energy, and other end markets.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchWilmington, TX, United StatesHQ recorded Nov 6, 2026501-1,000244 contacts →

Exact match

“Founded in 1977 Sonic Systems International (SSI) is a full-service quality-consulting firm serving the nuclear power generation utility industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchUnited StatesHQ recorded Nov 6, 2026n/a214 contacts →

Exact match

“http://tpiengineering.com/”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchChennai, IndiaHQ recorded Nov 6, 202651-200204 contacts →

Exact match

“Power projects is a specialized Electrical Engineering and Power System Consultancy firm delivering solutions for Grid Code Compliance, BESS, Renewable Energy, Power Plants, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSeattle, WA, United StatesHQ recorded Nov 6, 2026201-500196 contacts →

Exact match

“Hargis Engineers is a mechanical, electrical, telecommunications, security, energy consulting engineering, and commissioning firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchPhoenix, AZ, United StatesHQ recorded Nov 6, 202651-200162 contacts →

Exact match

“At POWERX, we make power work.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchUnited StatesHQ recorded Nov 6, 2026n/a154 contacts →

Exact match

“ADANK 9298 SRL, Consultora en Certificaciones Tecnicas y Normalizacion de prodcutos y desarrollos de negocios, tanto para el comercio exterior como en el mercado locas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchNorcross, GA, United StatesHQ recorded Nov 6, 202651-200150 contacts →

Exact match

“Hood Patterson & Dewar (HP & D) is a customer-driven, employee-owned collaborative team of engineers, technicians, and service professionals, offering: • Electrical and mechanical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Nov 6, 2026201-500127 contacts →

Exact match

“We’ve been providing fire and electrical compliance services for over 30 years, supporting clients across London and the Southeast with our locally based engineers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchGoiania, BrazilHQ recorded Nov 6, 20261,001-5,000118 contacts →

Exact match

“Fundada em 2006, em Goiânia-GO, a Enerwatt Engenharia iniciou suas atividades atuando na área de projetos e consultoria energética.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchFort Worth, TX, United StatesHQ recorded Nov 6, 202651-200100 contacts →

Exact match

“Certrec, now a Mirion Technologies company, is a leading provider of regulatory compliance and digital integration solutions for the energy industry, with the mission of helping…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchPearl River, NY, United StatesHQ recorded Nov 6, 202611-5087 contacts →

Exact match

“The Wizards of CIP.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchCenturion, South AfricaHQ recorded Nov 6, 202611-5079 contacts →

Exact match

“World Wide Industrial & Systems Engineers (WWISE) is a leading ISO consultancy, training, and systems implementation organisation with its Head Office based in Centurion, Gauteng…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSulphur, LA, United StatesHQ recorded Nov 6, 202651-20078 contacts →

Exact match

“We provide resources to perform mechanical integrity services to assess newly installed and in-service equipment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchCork, IrelandHQ recorded Nov 6, 202651-20077 contacts →

Exact match

“Kiernan Electrical Ireland Ltd.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchP.o.box 118133, United Arab EmiratesHQ recorded Nov 6, 2026201-50077 contacts →

Exact match

“EMC is an ISO certified company leading in the field of power generation, transmission and distribution in UAE built on the very foundations of trust, quality, commitment and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchVillars-ste-croix, SwitzerlandHQ recorded Nov 6, 202651-20076 contacts →

Exact match

“Nous sommes une entreprise qui a pour but l'ingénierie, le conseil, la conception, l'établissement de projets, la direction des travaux et l'exploitation dans le domaine des…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202651-20072 contacts →

Exact match

“We help building owners cut carbon, reduce costs, and stay compliant.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSchinnen, NetherlandsHQ recorded Nov 6, 202651-20069 contacts →

Exact match

“Parkstad Inspecties is de aangewezen partij om bij u veiligheidsinspecties op basis van NEN 3840, NEN 3140 en NEN 1010 deel 6 uit te voeren.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchHouston, TX, United StatesHQ recorded Nov 6, 202651-20065 contacts →

Exact match

“RCP is the regulatory compliance and risk management expert for pipelines, facilities, and terminal operations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNoida, IndiaHQ recorded Nov 6, 202651-20064 contacts →

Exact match

“Aleph INDIA a BIS certified ISO 9001: 2015 consulting organization specializing in regulatory compliance, product certifications and testing under various Domestic & international…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchDubai, ON, United Arab EmiratesHQ recorded Nov 6, 202611-5064 contacts →

Exact match

“CARE Labs: Powering Resilient Electrical Infrastructure Mission: To enable safe, efficient, and compliant electrical systems through data-driven insights, global expertise, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchYenimahalle / Ankara, TürkiyeHQ recorded Nov 6, 202651-20061 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchStavanger, NorwayHQ recorded Nov 6, 202611-5060 contacts →

Exact match

“Unitech Power Systems is a leading consultancy and digital solutions provider within electrical power systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 2,127 iso and nerc compliance consultants worldwide

See the full list, filter by size, metro and specialty, and access 3,731 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Iso and nerc compliance consultants worldwide at a glance

As of Nov 6, 2026
23.9%Verified-email coverage
7.3Average contacts per company
1-10Median size (employees)
1.2%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,410
11-50
560
51-200
111
201-500
26
501-1,000
6
1,001-5,000
3

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 and nerc compliance consultants are linked below.
What qualifies
Company records worldwide whose business descriptions match “iso and nerc compliance 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 3,731 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.

Iso and nerc compliance consultants by location

14 lists · largest first

Every Iso and nerc compliance 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 “iso and nerc compliance consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many iso and nerc compliance consultants are there worldwide?

RevenueBase identified 2,127 company matches for iso and nerc compliance consultants 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?

Plamont Engenharia, Planejamento E Montagem tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most iso and nerc compliance consultants?

The United States leads with 305 companies, followed by the United Kingdom (204) and India (150). Every iso and nerc compliance consultants list by country and city is linked on this page.

Which city has the most iso and nerc compliance consultants?

London leads with 26 company records, followed by Sao Paulo (21) and Lima (15).

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 3,731 professional contacts with verified work emails tracked across these 2,127 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.