Company lists · Data refreshed September 2026

Top 15 Oil and gas regulatory consultants based in Dallas, United States

RevenueBase identified 33 oil and gas regulatory consultants headquartered in Dallas, United States as of September 2026 and tracks 358 professional contacts across them, including 83 with verified work emails. Houston is the largest hub.

This list covers oil and gas regulatory consultants headquartered in Dallas, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 17, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 17, 2026 86% judged on-target in blind review
33Companies
358Contacts tracked
83Verified emails
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The 15 largest oil and gas regulatory consultants based in Dallas, United States

Ranked by team size
Top 15 of 33 oil and gas regulatory consultants based in Dallas, United States, ranked by team size, largest first. Data refreshed Sep 17, 2026. RevenueBase Smart Search rates how each company's information relates to oil and gas regulatory consultants: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceDallas, TX, United StatesHQ checked Sep 17, 202611-5043 contacts →

Indirect evidence

“Baker & O'Brien is an independent engineering consulting firm providing professional services to the energy and related industries.”

Source: RevenueBase Database · checked Sep 17, 2026
2Strong evidenceDallas, TX, United StatesHQ checked Sep 17, 202611-5027 contacts →

Strong evidence

“Salt and Light Energy Equipment LLC has evolved to be the foremost industry in the distribution of oil and gas equipment.”

Source: RevenueBase Database · checked Sep 17, 2026
3Indirect evidenceDallas, TX, United StatesHQ checked Sep 17, 202611-5020 contacts →

Indirect evidence

“Born from the merger of two renowned firms: Haas Engineering and Cobb & Associates, HAAS & COBB's team of professional engineers and geologists bring a wealth of knowledge and a…”

Source: RevenueBase Database · checked Sep 17, 2026
4Strong evidenceDallas, TX, United StatesHQ checked Sep 17, 202611-5020 contacts →

Strong evidence

“Pro-Gas Services, LLC was formed by a group of professionals with a combined 90-plus years of experience in the oil and gas industry.”

Source: RevenueBase Database · checked Sep 17, 2026
5Indirect evidenceDallas, TX, United StatesHQ checked Sep 17, 202611-5014 contacts →

Indirect evidence

“Turner, Mason & Company provides engineering and management consulting services for the petroleum and petrochemical industries.”

Source: RevenueBase Database · checked Sep 17, 2026
6Indirect evidenceDallas, TX, United StatesHQ checked Sep 17, 202611-5014 contacts →

Indirect evidence

“Downstream Advisors is a professional consulting firm specialized in the technical, commercial and financial aspects of the downstream petroleum industries – refining, marketing…”

Source: RevenueBase Database · checked Sep 17, 2026
7Partial evidenceDallas, TX, United StatesHQ checked Sep 17, 202611-5012 contacts →

Partial evidence

“Mounce & Associates is a dynamic company providing regulatory compliance programs and services to the industrial community located throughout the United States.”

Source: RevenueBase Database · checked Sep 17, 2026
8Indirect evidenceDallas, TX, United StatesHQ checked Sep 17, 202611-5010 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 17, 2026
9Indirect evidenceDallas, TX, United StatesHQ checked Sep 17, 202611-507 contacts →

Indirect evidence

“PME Solutions is a trusted provider of engineering and consulting services for a range of industries, including manufacturing, mining, construction, energy, and more.”

Source: RevenueBase Database · checked Sep 17, 2026
10Indirect evidenceDallas, TX, United StatesHQ checked Sep 17, 20261-105 contacts →

Indirect evidence

“BEC Environmental is a leading environmental consulting firm specializing in a wide array of environmental services for companies across the United States.”

Source: RevenueBase Database · checked Sep 17, 2026
11Indirect evidenceDallas, TX, United StatesHQ checked Sep 17, 202611-503 contacts →

Indirect evidence

“Based in Dallas, Texas, Ravenwood consists of Ravenwood Advisors, Ravenwood Energy Partners, and Ravenwood Labs.”

Source: RevenueBase Database · checked Sep 17, 2026
12Strong evidenceDallas, TX, United StatesHQ checked Sep 17, 20261-103 contacts →

Strong evidence

“Caple Royalty Services offers oil and gas mineral rights consulting, marketing, negotiation services and mineral management to individuals who desire to get the most return on…”

Source: RevenueBase Database · checked Sep 17, 2026
13Indirect evidenceDallas, TX, United StatesHQ checked Sep 17, 202651-2001 contacts →

Indirect evidence

“CD Environmental Engineering, LLC.(CD) is a full service environmental consulting firm offering full scale environmental compliance services.”

Source: RevenueBase Database · checked Sep 17, 2026
14Partial evidenceDallas, TX, United StatesHQ checked Sep 17, 20261-101 contacts →

Partial evidence

“Utilizing our years of regulatory and environmental quality experience, tier one ehs provides streamlined environmental, health, and safety services for general industry.”

Source: RevenueBase Database · checked Sep 17, 2026
15Partial evidenceDallas, GA, United StatesHQ checked Sep 17, 20261-101 contacts →

Partial evidence

“Toros Consulting provides expertise in environmental regulations, permitting, and compliance, primarily in the field of air quality, and is dedicated to relieving the regulatory…”

Source: RevenueBase Database · checked Sep 17, 2026

Showing 15 of 33 oil and gas regulatory consultants based in Dallas, United States

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Oil and gas regulatory consultants based in Dallas, United States at a glance

As of Sep 17, 2026
23.2%Verified-email coverage
10.8Average contacts per company
11-50Median size (employees)
778.8%Largest-city concentration · Houston
Sep 17, 2026Page data refreshed

Companies by employee count

1-10
12
11-50
16
51-200
3
201-500
1

Email recency for this list is measured across the whole United States list rather than for Dallas, so it is reported there. Company counts and contact totals on this page are exact for Dallas, over 33 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among oil and gas regulatory consultants, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Dallas, United States whose own description of what they do matches “oil and gas regulatory consultants”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names oil and gas regulatory consultants), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among oil and gas regulatory consultants, and records with no verified work email. Companies headquartered outside Dallas are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 83 across the full list. 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 17, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names oil and gas regulatory consultants, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many oil and gas regulatory consultants are there based in Dallas, United States?

RevenueBase identified 33 oil and gas regulatory consultants headquartered in Dallas, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Baker & O'brien, INC, headquartered in Dallas, tops this list with the largest team on record.

Which city has the most oil and gas regulatory consultants?

Houston leads with 257 headquartered companies, followed by Denver (42) and Dallas (33).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 83 verified decision-maker contacts tracked across these 33 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 17, 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 Smart Search, 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.