Company lists · Data refreshed November 2026

Top 25 Relay testing companies worldwide

RevenueBase identified 317 company matches for relay testing companies worldwide as of November 2026 and tracks 6,814 professional contacts across them, including 1,863 with verified work emails. India is the largest market and Chennai the largest hub.

This list covers company matches for relay testing companies 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 relay testing companies 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
317Companies
6,814Contacts tracked
1,863Verified emails
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The 25 largest relay testing companies worldwide

Ranked by team size
Top 25 of 317 company matches for relay testing companies 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 matchToronto, ON, CanadaHQ recorded Nov 6, 20261,001-5,0001,395 contacts →

Exact match

“Kinectrics is an integrated lifecycle management services company providing testing, inspection, certification and engineering consulting for the electric power generation…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchMaryland Heights, MI, United StatesHQ recorded Nov 6, 2026501-1,000678 contacts →

Exact match

“Electric Power Systems is an independent electrical testing & engineering organization.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,000585 contacts →

Exact match

“SEP - System House Factory for Electrical Panels was established in 2006 centrally situated in the Kingdom's capital, Riyadh, SEP is a leading ISO-certified manufacturer and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchChennai, IndiaHQ recorded Nov 6, 2026201-500359 contacts →

Exact match

“NISSI is specialized in Testing and Commissioning, Relay testing, and SCADA solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchUdaipur, IndiaHQ recorded Nov 6, 2026201-500269 contacts →

Exact match

“YMPL offers its customers the benefits of fast turnaround time and traceable, trustworthy certificates at competitive prices for its services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSulz, FranceHQ recorded Nov 6, 202651-200113 contacts →

Exact match

“BAUR is the world market leader of testing and measurement technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchMannheim, GermanyHQ recorded Nov 6, 2026201-500105 contacts →

Exact match

“Die DPG ist der innovative Dienstleister für hochwertige elektrische und nichtelektrische Betriebssicherheitsprüfungen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchChile, ColombiaHQ recorded Nov 6, 202651-200101 contacts →

Exact match

“En GERS realizamos estudios de sistemas eléctricos, diseño, interventorías, pruebas, puesta en servicio de proyectos para electrificadoras, la industria y el comercio.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBogota, ColombiaHQ recorded Nov 6, 202651-20090 contacts →

Exact match

“Somos solución integral en la ejecución de pruebas a sistemas eléctricos a cualquier nivel de tensión; Ofrecemos la ejecución de una amplia gama de pruebas eléctricas, soportados…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchUnited StatesHQ recorded Nov 6, 202651-20071 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchYork, United KingdomHQ recorded Nov 6, 202651-20057 contacts →

Exact match

“Eurofins E&E UK provides a comprehensive range of testing, certification and compliance services for designers and manufacturers of electronic and electrical products.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchFayetteville, AR, United StatesHQ recorded Nov 6, 202651-20056 contacts →

Exact match

“Welcome to Telex.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchMedellín, ColombiaHQ recorded Nov 6, 202651-20054 contacts →

Exact match

“Geiico es una empresa de origen antioqueño, enfocada en el sector eléctrico y con más de seis años de experiencia en el apoyo a la evaluación de la conformidad, la inspección de…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchChandivali, IndiaHQ recorded Nov 6, 202651-20042 contacts →

Exact match

“About Karandikar Laboratories (KLPL) Since our establishment in 1994, Karandikar Laboratories Pvt Ltd (KLPL) has been at the forefront of Testing and Calibration in India.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchPompano Beach, FL, United StatesHQ recorded Nov 6, 202611-5041 contacts →

Exact match

“Song Chuan is a world class manufacturer of power electromechanical relays with over 50 years of experience.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchDurham, CT, United StatesHQ recorded Nov 6, 202651-20041 contacts →

Exact match

“EPST is a NETA Certified, Independent Electrical Testing & Engineering Organization.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchEspoo, FinlandHQ recorded Nov 6, 202611-5040 contacts →

Exact match

“As an accredited and globally recognized test laboratory, we conduct neutral and independent tests of electrical products and components.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchParque Patricios, ArgentinaHQ recorded Nov 6, 202651-20040 contacts →

Exact match

“Laboratorio de Ensayos de Seguridad Eléctrica, Eficiencia Energética, Performance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchPune, IndiaHQ recorded Nov 6, 202611-5039 contacts →

Exact match

“SAS Powertech Pvt.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchPune, IndiaHQ recorded Nov 6, 202611-5037 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchNew Castle, NC, United StatesHQ recorded Nov 6, 202611-5035 contacts →

Exact match

“Applus Keystone+ specializes in streamlining the burden of regulatory compliance testing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchPasadena, QC, United StatesHQ recorded Nov 6, 202611-5035 contacts →

Exact match

“Our mission is to ensure that electrical power systems are safe, efficient and reliable.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchTucson, AZ, United StatesHQ recorded Nov 6, 202651-20034 contacts →

Exact match

“AEA is the premier value-added innovator in the electrical power distribution industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchRogers, MN, United StatesHQ recorded Nov 6, 2026501-1,00033 contacts →

Exact match

“CIT Relay & Switch, located in greater Minneapolis, MN, is a designer and manufacturer of quality Electromechanical Relays, Solid State Relays and Electromechanical Switches.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchRajajinagar, IndiaHQ recorded Nov 6, 2026201-50024 contacts →

Exact match

“Paramount Industries started in 1973 - is the leading INDIAN manufacturers of Electromagnetic Relays in India.”

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

Showing 25 of 317 relay testing companies worldwide

See the full list, filter by size, metro and specialty, and access 1,863 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Relay testing companies worldwide at a glance

As of Nov 6, 2026
27.3%Verified-email coverage
21.5Average contacts per company
11-50Median size (employees)
1.9%Largest-city concentration · Chennai
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
124
11-50
102
51-200
55
201-500
22
501-1,000
5
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 relay testing companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “relay testing companies” 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 1,863 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.

Relay testing companies by location

2 lists · largest first

Every Relay testing companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “relay testing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many relay testing companies are there worldwide?

RevenueBase identified 317 company matches for relay testing companies 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?

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

Which country has the most relay testing companies?

India leads with 57 companies, followed by the United States (44). Every relay testing companies list by country and city is linked on this page.

Which city has the most relay testing companies?

Chennai leads with 6 company records, followed by Mumbai (6) and Vadodara (6).

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 1,863 professional contacts with verified work emails tracked across these 317 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.