Company lists · Data refreshed September 2026

Top 25 Renewable energy engineering consultants based in Houston, United States

Name: Renewable energy engineering consultants based in Houston, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 140 companies tracked

RevenueBase identified 140 company matches for renewable energy engineering consultants associated with Houston, United States as of September 2026 and tracks 2,976 professional contacts across them, including 1,031 with verified work emails. Across the United States, Houston is the largest hub for this category.

This list covers company matches for renewable energy engineering consultants associated with Houston, United States, 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 September 21, 2026.

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 Sep 21, 2026 How this list was built

140Companies

2,976Contacts tracked

1,031Verified emails

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The 25 largest renewable energy engineering consultants based in Houston, United States

Ranked by team size

Top 25 of 140 company matches for renewable energy engineering consultants based in Houston, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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	Gulf Companies	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,046 contacts →
	Exact match “At Gulf Companies, we are driven by our mission to serve a vital role in the global energy industry.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2	Signal Energy	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	1,001-5,000	409 contacts →
	Exact match “Signal Energy is a leading full service design/build contractor providing Engineering, Procurement, and Construction (EPC) services for renewable energy & infrastructure projects.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3	ARION	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	201-500	310 contacts →
	Exact match “We are A-Team of engineers specializing in the energy industry.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4	Zentech Incorporated	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	51-200	181 contacts →
	Exact match “Zentech, Inc, an engineering consulting and software development company, headquartered in Houston, TX, is comprised of experienced professionals specializing in providing…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5	PPI Quality & Engineering, LLC	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	201-500	147 contacts →
	Exact match “PPI Quality & Engineering, a member of the Kiwa group of companies, saves its clients millions by providing economic solutions for complicated projects for the renewable energy…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6	Clean Energy Services	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	51-200	101 contacts →
	Exact match “Clean Energy Services provides reliable services for renewable assets.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7	E'kabel	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	51-200	96 contacts →
	Exact match “At E’kabel, we design and implement solutions that drive efficiency, sustainability, and performance across energy operations.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8	Ch-Iv International	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	11-50	32 contacts →
	Exact match “As an extension of the Owner's team, we support Project Development and Asset Life Extensions through decades of experience and deep industry expertise.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9	KEM Power LLC	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	51-200	29 contacts →
	Exact match “KEM Power LLC is now an authorized service provider for leading international renewable energy Companies.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10	Veritas Total Solutions	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	11-50	25 contacts →
	Exact match “Veritas is a full-service, energy consulting firm.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11	Acclaim Energy	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	11-50	22 contacts →
	Exact match “For 19 years, Acclaim Energy has been successfully advising Hospitals, Businesses, Government entities, and Schools to address their most critical energy issues such as…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12	Sunshine Renewable Solutions	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	11-50	21 contacts →
	Exact match “Texas' first NABCEP Accredited PV Installation Company • NABCEP Certified PV Installation Professional # PV-102117-017952 Sunshine Renewable Solutions was established to address…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13	Zolarzo	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	51-200	19 contacts →
	Exact match “We are a company specialized in the installation of solar energy systems and roof replacement.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14	OMNE	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	51-200	18 contacts →
	Exact match “Our focus is cost effective service solutions in the renewable energy space.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15	Ecs-Engineered Custom Solutions	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	51-200	17 contacts →
	Exact match “Engineered Custom Solutions (ECS) provides trusted consultancy, project management, and turnkey manufacturing solutions for the Energy industry.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16	TQ Automation, LLC	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	1-10	16 contacts →
	Exact match “tQ Automation, LLC is a US-based industrial and energy consulting firm serving oil & gas and renewable energy companies.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17	J&h Energy Consultants	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	11-50	14 contacts →
	Exact match “As a premier energy consulting firm based in Houston, we understand the unique energy challenges that homeowners and businesses face.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18	Texon Solar Energy LLC	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	11-50	14 contacts →
	Exact match “Texon Solar has you covered!” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19	Fenix Solutions, LLC	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	11-50	13 contacts →
	Exact match “At Fenix Solutions, we're more than just an energy solutions provider.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20	Bocci Engineering	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	1-10	13 contacts →
	Exact match “Bocci is an energy and environmental engineering consultancy based in Houston, Texas providing high quality, innovative and cost-effective solutions that significantly reduce or…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21	Transform Engineering Consultants	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	1-10	11 contacts →
	Exact match “Electrical Engineering Consulting Services” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22	Blended Power	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	11-50	10 contacts →
	Exact match “Blended Power is a Houston, Texas based project development engineering consultant that provides technical and permitting support for renewable energy and data center projects.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23	KNS Solar	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	51-200	10 contacts →
	Exact match “Headquartered in Houston, TX right inside the Energy Corridor, KNS Solar, LLC, is a strategic international energy and project development corporation, with a combined experience…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24	Devaltec	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	1-10	9 contacts →
	Exact match “We help companies and their investors succeed in the Energy Transition We offer integrated support in Consulting and Project Development in Sustainable Energy” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25	Enerprogroup	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	11-50	9 contacts →
	Exact match “ENERPROGROUP LLC is an Enhanced Energy Production Technology Company with extensive experience in strategic advisory (IOR/EOR/EGR), portfolio/program management and project…” Recorded in the RevenueBase company graph · Sep 21, 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 “renewable energy engineering consultants”. 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 140 renewable energy engineering consultants based in Houston, United States

See the full list, filter by size, metro and specialty, and access 1,031 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Renewable energy engineering consultants based in Houston, United States at a glance

As of Sep 21, 2026

34.6%Verified-email coverage

21.3Average contacts per company

11-50Median size (employees)

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for Houston, so it is reported there. Company counts and contact totals on this page are exact for Houston, over 140 companies.

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.
What qualifies: Company records associated with Houston, United States whose business descriptions match “renewable energy engineering 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 1,031 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 September 21, 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 engineering consultants by metro in the United States

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 engineering consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many renewable energy engineering consultants are there based in Houston, United States?

RevenueBase identified 140 company matches for renewable energy engineering consultants associated with Houston, United States as of September 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?

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

Which city in the United States has the most renewable energy engineering consultants?

Houston leads the United States with 140 company records, followed by New York (102) and Chicago (65).

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 1,031 professional contacts with verified work emails tracked across these 140 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 September 21, 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.