Company lists · Data refreshed November 2026

Top 25 Renewable energy interconnection services worldwide

RevenueBase identified 3,523 company matches for renewable energy interconnection services worldwide as of November 2026 and tracks 43,066 professional contacts across them, including 10,482 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for renewable energy interconnection 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 November 6, 2026. Country and city lists for renewable energy interconnection 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 Nov 6, 2026 How this list was built
3,523Companies
43,066Contacts tracked
10,482Verified emails
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The 25 largest renewable energy interconnection services worldwide

Ranked by team size
Top 25 of 3,523 company matches for renewable energy interconnection services 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 matchFargo, TX, United StatesHQ recorded Nov 6, 20261,001-5,000977 contacts →

Exact match

“Wanzek Construction, Inc, a MasTec Renewables company, is a leading general construction contractor and clean energy services company headquartered in Fargo, North Dakota.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchMumbai, IndiaHQ recorded Nov 6, 2026201-500852 contacts →

Exact match

“CleanMax is India's largest C&I renewable energy provider with total contracted capacity 6.8 GW, helping corporates and businesses go Net-Zero through customisable, tailored…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchEusébio, BrazilHQ recorded Nov 6, 20265,001-10,000833 contacts →

Exact match

“Há 38 anos, unindo energias para ir mais longe!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchHyderabad, IndiaHQ recorded Nov 6, 2026201-500589 contacts →

Exact match

“Fourth Partner Energy is India’s leading Renewable Energy firm focusing on building and financing Solar, Wind, Hybrid and Battery Storage projects/ solutions for commercial…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchValencia, SpainHQ recorded Nov 6, 2026501-1,000579 contacts →

Exact match

“GRUPOTEC - Empresa multidisciplinar de ingeniería y arquitectura y líder en el sector de la energía fotovoltaica.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchEsbjerg N, DenmarkHQ recorded Nov 6, 2026501-1,000548 contacts →

Exact match

“Hos N1 er vi dem, der kæmper for at tilføre elnettet ny energi.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSeville, SpainHQ recorded Nov 6, 2026501-1,000545 contacts →

Exact match

“REVERGY nace mediante un proyecto de profesionales procedentes de diferentes ámbitos del sector de las energías renovables con el fin de presentar un proyecto marcado por la…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchDauerthal, GermanyHQ recorded Nov 6, 20261,001-5,000538 contacts →

Exact match

“ENERTRAG provides a full range of services related to renewable energies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchCastle Douglas, United KingdomHQ recorded Nov 6, 2026501-1,000519 contacts →

Exact match

“Natural Power is a leading independent consultancy and service provider for the renewable energy sector.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchLévis, BC, CanadaHQ recorded Nov 6, 2026201-500497 contacts →

Exact match

“Borea Construction est le leader nord-américain dans la construction d'énergie renouvelable.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchEvansville, WY, United StatesHQ recorded Nov 6, 20261,001-5,000431 contacts →

Exact match

“TAKKION is Moving Energy Forward.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchFortaleza, BrazilHQ recorded Nov 6, 20261,001-5,000425 contacts →

Exact match

“Somos uma empresa de engenharia, especializada em infraestrutura para o setor de energia renovável, tendo executado diversos parques eólicos e solares de médio e grande porte.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchPeligros, SpainHQ recorded Nov 6, 2026201-500333 contacts →

Exact match

“Somos un grupo energético global verticalmente integrado con más de 25 años de trayectoria y presencia consolidada en Europa, América y Asia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchRome, ItalyHQ recorded Nov 6, 2026501-1,000332 contacts →

Exact match

“CEBAT SpA is a leader in utility networks’ development and services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchWillow Grove, MA, United StatesHQ recorded Nov 6, 20261,001-5,000305 contacts →

Exact match

“Asplundh Engineering Services leverages more than 100 years of experience to provide a superior, single-point solution for engineering, design and testing services to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchCairo, EgyptHQ recorded Nov 6, 2026201-500293 contacts →

Exact match

“Established in 2014, Infinity is the only dedicated renewable energy solutions provider in Egypt that develops clean energy solutions across several sectors and scales.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSydney, AustraliaHQ recorded Nov 6, 2026201-500290 contacts →

Exact match

“Iberdrola Australia is leading Australia’s transition to a clean energy future.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchKirkland, United StatesHQ recorded Nov 6, 2026201-500284 contacts →

Exact match

“We provide global renewable energy consulting services, focused on empowering clients to navigate the complexities of the energy transition.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchChennai, IndiaHQ recorded Nov 6, 2026501-1,000279 contacts →

Exact match

“Everrenew is India's fast-growing renewable energy company, which provides a one-stop project management solution for wind, solar and hybrid projects with asset management.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchChennai, IndiaHQ recorded Nov 6, 202651-200277 contacts →

Exact match

“Kshema Power India Private Limited was founded by Dr.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchPune, IndiaHQ recorded Nov 6, 2026201-500244 contacts →

Exact match

“SgurrEnergy was originally established in Glasgow, UK in 2002 with an aim to excel in renewable energy consulting.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchPadua, ItalyHQ recorded Nov 6, 202651-200193 contacts →

Exact match

“Since June 2025, STE Energy has been acquired by, becoming part of the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchOakland, TX, United StatesHQ recorded Nov 6, 2026201-500191 contacts →

Exact match

“Revamp is the premier engineering firm for large-scale renewable energy projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200191 contacts →

Exact match

“The Renewable Energy Consultants.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSouth Brisbane, AustraliaHQ recorded Nov 6, 202651-200186 contacts →

Exact match

“Providing HV Grid Connection, Engineering and Commissioning Services in the Renewable Energy sector.”

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

Showing 25 of 3,523 renewable energy interconnection services worldwide

See the full list, filter by size, metro and specialty, and access 10,482 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Renewable energy interconnection services worldwide at a glance

As of Nov 6, 2026
24.3%Verified-email coverage
12.2Average contacts per company
1-10Median size (employees)
1.0%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,813
11-50
1,231
51-200
344
201-500
75
501-1,000
15
1,001-5,000
20
5,001-10,000
4
10001+
1

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 renewable energy interconnection services are linked below.
What qualifies
Company records worldwide whose business descriptions match “renewable energy interconnection 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 10,482 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.

Renewable energy interconnection services by location

19 lists · largest first

Every Renewable energy interconnection 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 “renewable energy interconnection services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many renewable energy interconnection services are there worldwide?

RevenueBase identified 3,523 company matches for renewable energy interconnection services 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?

Wanzek Construction, Inc., A Mastec Company tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most renewable energy interconnection services?

The United States leads with 372 companies, followed by the United Kingdom (258) and India (253). Every renewable energy interconnection services list by country and city is linked on this page.

Which city has the most renewable energy interconnection services?

London leads with 34 company records, followed by Ankara (29) and Madrid (29).

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 10,482 professional contacts with verified work emails tracked across these 3,523 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.