Company lists · Data refreshed September 2026

Top 25 Project management consulting clean energy companies based in Houston, United States

Name: Project management consulting clean energy companies based in Houston, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 29, 2026 287 companies tracked

RevenueBase identified 287 company matches for project management consulting clean energy companies associated with Houston, United States as of September 2026 and tracks 5,062 professional contacts across them, including 1,797 with verified work emails. Across the United States, Houston is the largest hub for this category.

This list covers company matches for project management consulting clean energy companies 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 29, 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 29, 2026 How this list was built

287Companies

5,062Contacts tracked

1,797Verified emails

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The 25 largest project management consulting clean energy companies based in Houston, United States

Ranked by team size

Top 25 of 287 company matches for project management consulting clean energy companies based in Houston, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 29, 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 29, 2026 · View company records in RevenueBase
2	Capco Energy	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	1,001-5,000	715 contacts →
	Exact match “For 25 years Capco’s Energy practice has combined innovative thinking with deep industry knowledge to provide business consulting, digital transformation and technology services…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3	Signal Energy	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
4	Gate Energy Project Delivery	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	201-500	189 contacts →
	Exact match “GATE Energy, a 100% employee-owned ESOP, provides predictable project delivery services to the energy sector.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5	Zentech Incorporated	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
6	CAM Integrated Solutions	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	201-500	172 contacts →
	Exact match “CAM Integrated Solutions (“CAM”) is a full-service energy solutions provider uniquely situated for the Upstream and Midstream markets.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7	Tph&co	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	201-500	171 contacts →
	Exact match “TPH & Co, the energy business of Perella Weinberg, provides strategic and financial advice to investors, management teams, boards of directors, government bodies, and other…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8	Ceis Critical Energy Infrastructure Services	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	201-500	145 contacts →
	Exact match “Critical Energy Infrastructure Services (CEIS) is a nationally recognized leader in delivering strategic project solutions that support America’s energy infrastructure and…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9	Shah Smith & Associates, INC	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	51-200	134 contacts →
	Exact match “Shah Smith & Associates, Inc.(SSA) is a 120+ employee Mechanical, Electrical, and Plumbing (MEP) consulting engineering firm with offices in Houston, Austin & Dallas.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10	Ryder Scott Co. L.P	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	51-200	109 contacts →
	Exact match “Ryder Scott Company, L.P.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11	Clean Energy Services	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	51-200	101 contacts →
	Exact match “Clean Energy Services provides reliable services for renewable assets.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12	Climeco	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	51-200	96 contacts →
	Exact match “ClimeCo is an award-winning leader in decarbonization, empowering global organizations with customized sustainability pathways.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13	E'kabel	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
14	TCM	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	11-50	85 contacts →
	Exact match “Taylor Construction Management (TCM) is a project management consulting firm.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15	F&c Engineers	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	51-200	60 contacts →
	Exact match “F&C Engineers provides full services from concept to start up for the oil and gas upstream, midstream, and turbomachinery industries.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16	EPC Project Services	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	11-50	41 contacts →
	Exact match “EPC Project Services is a one-stop shop Project Management firm made up of practitioners and subject matter experts.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17	Ch-Iv International	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
18	Hexagroup	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	11-50	32 contacts →
	Exact match “HexaGroup’s growth engineers help energy and industrial services firms take flight.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19	Lonestar Deepwater, LLC	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	51-200	29 contacts →
	Exact match “Established in November LoneStar Deepwater, LLC was formed with a vision and with a goal, of becoming a “Leading Provider of Project Management Services” within the Energy…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20	4j Energy, LLC	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	11-50	27 contacts →
	Exact match “Solutions for complex logistics - Energy Marketing and Consulting \| Energy markets have experienced unprecedented volatility in recent years.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21	Veritas Total Solutions	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	11-50	25 contacts →
	Exact match “Veritas is a full-service, energy consulting firm.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22	M Strategic Partners, INC	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	11-50	24 contacts →
	Exact match “m Strategic Partners was launched in 2013 with the goal of creating a very different type of program management firm in the design and construction industry – a firm that…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23	Jtam Engineering	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	51-200	23 contacts →
	Exact match “JTAM Engineering LLC (JTAM) serves the Midstream Energy Industry providing project management, multi-discipline engineering and design, quality assurance, and procurement support…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24	Acclaim Energy	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
25	Gr2 Engineering INC	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	1-10	21 contacts →
	Exact match “GR2 Engineering provides smart, expedited solutions tailored around a wide variety of technical, geographic, legislative, and environmental challenges.” Recorded in the RevenueBase company graph · Sep 29, 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 “project management consulting clean energy companies”. 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 287 project management consulting clean energy companies based in Houston, United States

See the full list, filter by size, metro and specialty, and access 1,797 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Project management consulting clean energy companies based in Houston, United States at a glance

As of Sep 29, 2026

35.5%Verified-email coverage

17.6Average contacts per company

1-10Median size (employees)

Sep 29, 2026Page data refreshed

Companies by employee count

1-10

159

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 287 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 “project management consulting clean energy 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. 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 1,797 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 29, 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.

Project management consulting clean energy companies 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 “project management consulting clean energy companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many project management consulting clean energy companies are there based in Houston, United States?

RevenueBase identified 287 company matches for project management consulting clean energy companies 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 project management consulting clean energy companies?

Houston leads the United States with 287 company records, followed by New York (177) and Chicago (97).

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 1,797 professional contacts with verified work emails tracked across these 287 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 29, 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.