Company lists · Data refreshed October 2026

Top 25 Energy or utility consulting services based in Houston, United States

Name: Energy or utility consulting services based in Houston, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 25, 2026 378 companies tracked

RevenueBase identified 378 company matches for energy or utility consulting services associated with Houston, United States as of October 2026 and tracks 14,584 professional contacts across them, including 3,778 with verified work emails. Across the United States, Houston is the largest hub for this category.

This list covers company matches for energy or utility consulting services 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 October 25, 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 Oct 25, 2026 How this list was built

378Companies

14,584Contacts tracked

3,778Verified emails

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The 25 largest energy or utility consulting services based in Houston, United States

Ranked by team size

Top 25 of 378 company matches for energy or utility consulting services based in Houston, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 25, 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	LJA	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	1,001-5,000	2,148 contacts →
	Exact match “Employee-Owned.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
2	Gulf Companies	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	1,001-5,000	1,171 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 · Oct 25, 2026 · View company records in RevenueBase
3	Capco Energy	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	1,001-5,000	844 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 · Oct 25, 2026 · View company records in RevenueBase
4	Lockwood, Andrews & Newnam, Inc. LAN	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	201-500	476 contacts →
	Exact match “Lockwood, Andrews & Newnam, Inc.(LAN) is a full-service consulting firm offering planning, engineering and program management services.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
5	E Source	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	201-500	429 contacts →
	Exact match “For decades, E Source has been a trusted partner to utilities navigating an evolving energy landscape.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
6	Opportune	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	201-500	300 contacts →
	Exact match “Opportune LLP is a leading global business advisory firm focused on adding value to clients across multiple industries with preeminence in energy.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
7	NEW Tech Global	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	51-200	249 contacts →
	Exact match “New Tech Global (NTG) is comprised of 5 different business units: New Tech Global Ventures: Upstream Oil & Gas consultancy services, and W-2 professional placement services for…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
8	Gate Energy Project Delivery	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	201-500	186 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 · Oct 25, 2026 · View company records in RevenueBase
9	Tph&co	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	201-500	168 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 · Oct 25, 2026 · View company records in RevenueBase
10	Ceis Critical Energy Infrastructure Services	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	201-500	167 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 · Oct 25, 2026 · View company records in RevenueBase
11	Utegration, A Cognizant Company	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	201-500	142 contacts →
	Exact match “Utegration is a full-service consulting and solution provider specializing in SAP® technology and SAP-certified products for the energy and utilities sectors.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
12	Edge Engineering And Science, LLC	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	51-200	123 contacts →
	Exact match “Edge Engineering & Science, LLC (EDGE) is a privately owned professional services firm headquartered in Houston, Texas.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
13	Ryder Scott Co. L.P	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	51-200	115 contacts →
	Exact match “Ryder Scott Company, L.P.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
14	Stonebridge Consulting	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	51-200	107 contacts →
	Exact match “Stonebridge Consulting provides business advisory and technology services for next-gen oil and gas.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
15	Triteniag	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	51-200	104 contacts →
	Exact match “Every capital project comes with the opportunity to drive our client’s business forward.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
16	E'kabel	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	51-200	104 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 · Oct 25, 2026 · View company records in RevenueBase
17	G2 Integrated Solutions	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	201-500	100 contacts →
	Exact match “G2 Integrated Solutions is dedicated to meeting the Asset Integrity, Regulatory and Engineering challenges faced by Upstream, Midstream and Downstream energy operators.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
18	RCI Energy Group	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	51-200	99 contacts →
	Exact match “RCI Energy Group provides a wide range of project support services to the energy industry.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
19	RCP INC	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	51-200	65 contacts →
	Exact match “RCP is the regulatory compliance and risk management expert for pipelines, facilities, and terminal operations.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
20	Conexig	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	51-200	60 contacts →
	Exact match “CONEXIG collaborates with clients across both public and private sectors-primarily, though not exclusively, those focused on Infrastructure, Engineering, and…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
21	Essentia Advisory Partners, An Epam Company	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	51-200	52 contacts →
	Exact match “Essentia Advisory Partners, an EPAM Company, provides management advisory and technology implementation services to clients in North American Energy and other commodities markets.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
22	Pilko & Associates	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	11-50	49 contacts →
	Exact match “We are the trusted Advisor to corporate officers and boards on mitigating Operational/EHS Risks and unlocking value for global energy, chemical and industrial companies.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
23	Allserv	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	11-50	48 contacts →
	Exact match “At ALLSERV, we help companies reduce inventory costs, improve warehouse operations, and enhance asset availability through expert consulting and data-driven solutions.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
24	TKE Engineering & Design	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	11-50	45 contacts →
	Exact match “Who We Are TKE was founded in Houston, Texas in 1992 by Terry Eleiott, PE and his wife Kathy Eleiott.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
25	EPC Project Services	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 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 · Oct 25, 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 “energy or utility consulting services”. 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 378 energy or utility consulting services based in Houston, United States

See the full list, filter by size, metro and specialty, and access 3,778 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Energy or utility consulting services based in Houston, United States at a glance

As of Oct 25, 2026

25.9%Verified-email coverage

38.6Average contacts per company

1-10Median size (employees)

Oct 25, 2026Page data refreshed

Companies by employee count

1-10

192

11-50

121

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

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 378 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 “energy or utility consulting 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. 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 3,778 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 25, 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.

Energy or utility consulting services 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 “energy or utility consulting services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many energy or utility consulting services are there based in Houston, United States?

RevenueBase identified 378 company matches for energy or utility consulting services associated with Houston, United States 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?

LJA 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 energy or utility consulting services?

Houston leads the United States with 378 company records, followed by New York (170) and Dallas (93).

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 3,778 professional contacts with verified work emails tracked across these 378 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 25, 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.