Company lists · Data refreshed October 2026

Top 25 Grid infrastructure upgrade contractors worldwide

Name: Grid infrastructure upgrade contractors worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 13, 2026 7,337 companies tracked

RevenueBase identified 7,337 company matches for grid infrastructure upgrade contractors worldwide as of October 2026 and tracks 225,604 professional contacts across them, including 59,146 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for grid infrastructure upgrade contractors 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 13, 2026. Country and city lists for grid infrastructure upgrade contractors 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 13, 2026 How this list was built

7,337Companies

225,604Contacts tracked

59,146Verified emails

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The 25 largest grid infrastructure upgrade contractors worldwide

Ranked by team size

Top 25 of 7,337 company matches for grid infrastructure upgrade contractors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 13, 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	KEC International LTD	Exact match	Mumbai, IndiaHQ recorded Oct 13, 2026	5,001-10,000	10,742 contacts →
	Exact match “KEC International Limited, the flagship company of RPG Enterprises is a diversified global infrastructure Engineering, Procurement & Construction (EPC) major, with a presence in…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
2	Hubbell Incorporated	Exact match	Shelton, CT, United StatesHQ recorded Oct 13, 2026	10001+	4,366 contacts →
	Exact match “Hubbell Incorporated is a leading manufacturer of utility and electrical solutions that help build more reliable, resilient, and renewable energy infrastructure.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
3	Primoris Services Corporation	Exact match	Dallas, TX, United StatesHQ recorded Oct 13, 2026	10001+	4,166 contacts →
	Exact match “Primoris Services Corporation (NYSE: PRIM) is a leading provider of critical infrastructure services to the utility, energy, and renewables markets throughout the United States…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
4	Mastec Communications Group	Exact match	Coral Gables, FL, United StatesHQ recorded Oct 13, 2026	5,001-10,000	3,349 contacts →
	Exact match “MasTec Communications Group (MCG) is a division of MasTec that provides comprehensive services and turnkey solutions for Telecom operators.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
5	Tabocas Participações Empreendimentos S A	Exact match	Belo Horizonte, BrazilHQ recorded Oct 13, 2026	10001+	2,327 contacts →
	Exact match “Fundada em abril de em Belo Horizonte (MG), a Tabocas é referência nacional na modalidade EPC Full, dentro dos setores de construção e engenharia civil, com foco de atuação na…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
6	Pike Corporation	Exact match	Mount Airy, NC, United StatesHQ recorded Oct 13, 2026	10001+	2,123 contacts →
	Exact match “The Pike family of companies is a leading provider of utilities solutions to over 300 investor-owned, municipal and cooperative utilities in the United States.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
7	Enercon Services, INC	Exact match	Kennesaw, GA, United StatesHQ recorded Oct 13, 2026	1,001-5,000	1,980 contacts →
	Exact match “ENERCON is a multi-discipline engineering and environmental engineering support services firm focused on delivering safe and efficient solutions for the power, data center and…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
8	Quanta Services, INC	Exact match	Houston, TX, United StatesHQ recorded Oct 13, 2026	10001+	1,901 contacts →
	Exact match “Quanta Services (NYSE: PWR) is the leading specialty contractor with the largest and highly trained skilled workforce in North America, providing fully integrated solutions for…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
9	Engelmig Energia	Exact match	Belo Horizonte, BrazilHQ recorded Oct 13, 2026	5,001-10,000	1,854 contacts →
	Exact match “A Engelmig foi fundada em 1985 com o objetivo de prestar serviços de engenharia em redes de distribuição de energia elétrica.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
10	Westwood Professional Services	Exact match	Plano, TX, United StatesHQ recorded Oct 13, 2026	1,001-5,000	1,801 contacts →
	Exact match “At Westwood, our purpose is to create a better world for people through our work.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
11	Çalık Enerji	Exact match	İstanbul, TürkiyeHQ recorded Oct 13, 2026	10001+	1,725 contacts →
	Exact match “Founded in 1998, Çalık Enerji is a leading international energy company with a strong track record in delivering integrated, turn-key contracting projects across Europe, Central…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
12	Helix Electric	Exact match	San Diego, CA, United StatesHQ recorded Oct 13, 2026	1,001-5,000	1,618 contacts →
	Exact match “Helix Electric is an award-winning electrical contractor specializing in design-build and highly complex electrical projects throughout the United States.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
13	BHI Energy	Exact match	Weymouth, MA, United StatesHQ recorded Oct 13, 2026	5,001-10,000	1,435 contacts →
	Exact match “BHI Energy is an industry-leading provider of specialty services and staffing solutions in support of the daily operations, routine maintenance and capital investment requirements…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
14	NPL Construction CO	Exact match	Phoenix, AZ, United StatesHQ recorded Oct 13, 2026	5,001-10,000	1,376 contacts →
	Exact match “NPL is a nationally recognized leader in energy infrastructure construction, with 50 years of experience.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
15	Genusplus Group	Exact match	Belmont, United StatesHQ recorded Oct 13, 2026	1,001-5,000	1,374 contacts →
	Exact match “GenusPlus Group (ASX:GNP) is a national force in power and communications infrastructure.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
16	Control Construções Ltda	Exact match	Joao Pessoa, BrazilHQ recorded Oct 13, 2026	1,001-5,000	1,368 contacts →
	Exact match “Fundada em na cidade de João Pessoa, a empresa se tornou especialista nas áreas de construção e prestação de serviços no setor elétrico.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
17	Grupo Cosampa	Exact match	Fortaleza, BrazilHQ recorded Oct 13, 2026	1,001-5,000	1,317 contacts →
	Exact match “O Grupo Cosampa vem conquistando espaço no mercado, através da prestação de serviços com qualidade e excelência, nas áreas de construção civil, engenharia elétrica e energias…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
18	Mears Group, INC	Exact match	Englewood, CO, United StatesHQ recorded Oct 13, 2026	1,001-5,000	1,155 contacts →
	Exact match “Mears is an industry-leading energy infrastructure solutions provider offering engineering, construction and maintenance services to the oil and natural gas, electric transmission…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
19	Valard Construction	Exact match	Edmonton, AB, CanadaHQ recorded Oct 13, 2026	1,001-5,000	1,135 contacts →
	Exact match “Headquartered in Edmonton, Alberta - Valard is Canada’s premier utility contractor, with full-service capabilities for transmission, distribution, substations, foundations…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
20	MYR Group	Exact match	Thornton, CO, United StatesHQ recorded Oct 13, 2026	5,001-10,000	1,111 contacts →
	Exact match “With roots dating to 1891 and employees, MYR Group Inc.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
21	Team Fishel	Exact match	Columbus, OH, United StatesHQ recorded Oct 13, 2026	1,001-5,000	1,101 contacts →
	Exact match “Team Fishel is a family-owned and operated utility engineering, construction, installation, and maintenance services provider for natural gas distribution, electric power…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
22	Dashiell Corporation	Exact match	Houston, TX, United StatesHQ recorded Oct 13, 2026	1,001-5,000	1,060 contacts →
	Exact match “Dashiell is a leading national provider of technical services to the electric utility, power generation, industrial, renewable and energy industries.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
23	DPL Construções	Exact match	Imperatriz, BrazilHQ recorded Oct 13, 2026	1,001-5,000	938 contacts →
	Exact match “Nossa História e Onde Estamos Fundada em 2007, a DPL Construções é especializada na prestação de serviços para Concessionárias de Energia Elétrica, atuando estrategicamente na…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
24	Remo Engenharia	Exact match	Belo Horizonte, BrazilHQ recorded Oct 13, 2026	1,001-5,000	921 contacts →
	Exact match “Fundada em 1974, a Remo Engenharia, uma empresa sólida e com alto nível de especialização é hoje um dos grandes players do Brasil no segmento de energia.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
25	Electrical Consultants, INC	Exact match	Billings, MT, United StatesHQ recorded Oct 13, 2026	1,001-5,000	904 contacts →
	Exact match “Electrical Consultants, Inc.(ECI) is an employee-owned, national provider of high voltage transmission, substation, and distribution solutions.” Recorded in the RevenueBase company graph · Oct 13, 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 “grid infrastructure upgrade contractors”. 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 7,337 grid infrastructure upgrade contractors worldwide

See the full list, filter by size, metro and specialty, and access 59,146 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Grid infrastructure upgrade contractors worldwide at a glance

As of Oct 13, 2026

26.2%Verified-email coverage

30.7Average contacts per company

11-50Median size (employees)

0.7%Largest-city concentration · Sao Paulo

Oct 13, 2026Page data refreshed

Companies by employee count

1-10

2,216

11-50

2,650

51-200

1,464

201-500

537

501-1,000

196

1,001-5,000

190

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 grid infrastructure upgrade contractors are linked below.
What qualifies: Company records worldwide whose business descriptions match “grid infrastructure upgrade contractors” 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 59,146 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 13, 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.

Grid infrastructure upgrade contractors by location

33 lists · largest first

Every Grid infrastructure upgrade contractors 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 “grid infrastructure upgrade contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many grid infrastructure upgrade contractors are there worldwide?

RevenueBase identified 7,337 company matches for grid infrastructure upgrade contractors 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?

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

Which country has the most grid infrastructure upgrade contractors?

The United States leads with 1,310 companies, followed by Brazil (670) and India (448). Every grid infrastructure upgrade contractors list by country and city is linked on this page.

Which city has the most grid infrastructure upgrade contractors?

Sao Paulo leads with 53 company records, followed by Ankara (39) and Houston (39).

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 59,146 professional contacts with verified work emails tracked across these 7,337 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 13, 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.