Company lists · Data refreshed September 2026
Top 25 Ehs consultancies based in Houston, United States
RevenueBase identified 237 company matches for ehs consultancies associated with Houston, United States as of September 2026 and tracks 4,308 professional contacts across them, including 1,283 with verified work emails. Across the United States, Houston is the largest hub for this category.
This list covers company matches for ehs consultancies 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 24, 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.
The 25 largest ehs consultancies based in Houston, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 281 contacts → | ||||
Exact match “Thompson Safety, headquartered in Houston, TX and located in 23 markets across the United States, provides a comprehensive suite of on-site first aid and fire protection services…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 2 | 259 contacts → | ||||
Exact match “GSI Environmental, Inc.(GSI), is an environmental engineering and science consulting firm committed to measuring, analyzing, and solving complex environmental problems around the…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 3 | 245 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 · Sep 24, 2026 · View company records in RevenueBase | |||||
| 4 | 227 contacts → | ||||
Exact match “Founded in 1972, DBR has evolved into the premier MEP engineering firm in Texas, providing mechanical, electrical, and plumbing engineering services, as well as building…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 5 | 157 contacts → | ||||
Exact match “Atlas Field Services LLC (AFS) designs comprehensive, compliance-based training portfolios that offer business partners a premier safety training program, customized to their…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 6 | 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 24, 2026 · View company records in RevenueBase | |||||
| 7 | 116 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 · Sep 24, 2026 · View company records in RevenueBase | |||||
| 8 | 115 contacts → | ||||
Exact match “Bedrock Petroleum Consultants was formed in 2011 with the goal of providing the highest level of quality service to both our consultants and operator clients.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 9 | 63 contacts → | ||||
Exact match “As a leader in the environmental compliance services industry, AARC does more than just meeting the needs of clients today.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 10 | 63 contacts → | ||||
Exact match “RCP is the regulatory compliance and risk management expert for pipelines, facilities, and terminal operations.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 11 | 63 contacts → | ||||
Exact match “Sage ATC Environmental Consulting is now Atlas.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 12 | 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 24, 2026 · View company records in RevenueBase | |||||
| 13 | 54 contacts → | ||||
Exact match “In July of 2024, Spirit was acquired by Onterris.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 14 | 50 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 · Sep 24, 2026 · View company records in RevenueBase | |||||
| 15 | 46 contacts → | ||||
Exact match “Since 1947, I.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 16 | 46 contacts → | ||||
Exact match “International Safety Systems, Inc.(ISS) is a consulting company providing cost effective and high quality industrial hygiene and safety services to 35+ countries from its offices…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 17 | 45 contacts → | ||||
Exact match “Frontline Data Solutions (fldata.com) develops and supports web-based EHS software products that enhance safety, productivity and compliance for heavily-regulated and high-risk…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 18 | 43 contacts → | ||||
Exact match “Headquartered in Houston, TX, and already with six locations across the major petroleum plays of the U.S, EnerSafe is a growing industry presence in our four core…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 19 | 42 contacts → | ||||
Exact match “DARYCET International LLC is an EPC (Engineering, Procurement, Construction) Company that provides engineering, procurement, construction, commissioning, and architectural…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 20 | 38 contacts → | ||||
Exact match “RSB Environmental, an Alliance Technical Group company, is a full-service environmental engineering consulting firm, specializing in environmental health and safety services and…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 21 | 34 contacts → | ||||
Exact match “Phase Engineering, LLC, was founded in 1993 and is a leading engineering and environmental consulting firm, serving clients nationwide to deliver trusted environmental solutions.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 22 | 31 contacts → | ||||
Exact match “Environmental Consulting and Engineering InControl Technologies was established in 1997 to provide high-end quality environmental consulting services to owners of commercial and…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 23 | 30 contacts → | ||||
Exact match “StarTex Software provides software solutions including EHS Insight, the easy-to-use, cost effective solution for Environmental, Health & Safety (EHS) Management and Corporate…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 24 | 29 contacts → | ||||
Exact match “The ISO 9001 Group is a full-service business and management system consulting, auditing and training firm based in Houston, Texas.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 25 | 23 contacts → | ||||
Exact match “HSE International provides environmental, social, safety and strategic advisory services to the energy, infrastructure, extractive, financial and government sectors.” Recorded in the RevenueBase company graph · Sep 24, 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 “ehs consultancies”. 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 237 ehs consultancies based in Houston, United States
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Ehs consultancies based in Houston, United States at a glance
As of Sep 24, 2026Companies by employee count
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 237 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 “ehs consultancies” 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 1,283 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 24, 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.
Ehs consultancies by metro in the United States
- Ehs consultancies in New York162
- Ehs consultancies in San Diego66
- Ehs consultancies in Austin65
- Ehs consultancies in Chicago65
- Ehs consultancies in Denver64
- Ehs consultancies in Atlanta61
- Ehs consultancies in Los Angeles57
- Ehs consultancies in Seattle52
- Ehs consultancies in Dallas51
- Ehs consultancies in Phoenix47
- Ehs consultancies in Miami46
- Ehs consultancies in San Francisco46
- Ehs consultancies in Tampa45
- Ehs consultancies in Washington44
- Ehs consultancies in Indianapolis43
- Ehs consultancies in Orlando39
- Ehs consultancies in Charlotte37
- Ehs consultancies in San Antonio37
- Ehs consultancies in Portland34
- Ehs consultancies in Irvine31
- Ehs consultancies in Columbus28
- Ehs consultancies in Raleigh28
- Ehs consultancies in Las Vegas25
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 “ehs consultancies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many ehs consultancies are there based in Houston, United States?
RevenueBase identified 237 company matches for ehs consultancies 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?
Thompson Safety 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 ehs consultancies?
Houston leads the United States with 237 company records, followed by New York (162) and San Diego (66).
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 1,283 professional contacts with verified work emails tracked across these 237 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 24, 2026.
Ready to reach these companies? Verified emails and direct dials for all 237 ehs consultancies based in Houston, United States. Start with a free account, no credit card.
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Ehs consultancies by geography
- Ehs consultancies based in Brazil
- Ehs consultancies based in the United States
- Ehs consultancies based in the United Kingdom
- Ehs consultancies based in France
- Ehs consultancies based in Italy
- Ehs consultancies based in Australia
- Ehs consultancies based in Germany
- Ehs consultancies based in Spain
- Ehs consultancies based in Canada
- Ehs consultancies based in the Netherlands
- Ehs consultancies based in South Africa
- Ehs consultancies based in Mexico
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.
More company lists
Company intelligence · public preview
Top 25 ehs consultancies based in Houston, United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 237 matching company records for ehs consultancies based in Houston, United States, with 4,308 tracked contacts and 1,283 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 24, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 ehs consultancies based in Houston, United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Thompson Safetythompson-safety.comHQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 281 contacts → |
“Thompson Safety, headquartered in Houston, TX and located in 23 markets across the United States, provides a comprehensive suite of on-site first aid and fire protection services…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  GSI Environmental INCgsienv.comHQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 259 contacts → |
“GSI Environmental, Inc.(GSI), is an environmental engineering and science consulting firm committed to measuring, analyzing, and solving complex environmental problems around the…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  NEW Tech Globalntglobal.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 245 contacts → |
“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 description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  DBRdbrinc.comHQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 227 contacts → |
“Founded in 1972, DBR has evolved into the premier MEP engineering firm in Texas, providing mechanical, electrical, and plumbing engineering services, as well as building…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Atlas Field Servicesatlasfieldservice.comHQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 157 contacts → |
“Atlas Field Services LLC (AFS) designs comprehensive, compliance-based training portfolios that offer business partners a premier safety training program, customized to their…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Shah Smith & Associates, INCshahsmith.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 134 contacts → |
“Shah Smith & Associates, Inc.(SSA) is a 120+ employee Mechanical, Electrical, and Plumbing (MEP) consulting engineering firm with offices in Houston, Austin & Dallas.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Edge Engineering And Science, LLCedge-es.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 116 contacts → |
“Edge Engineering & Science, LLC (EDGE) is a privately owned professional services firm headquartered in Houston, Texas.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Bedrockbedrockpcl.comHQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 115 contacts → |
“Bedrock Petroleum Consultants was formed in 2011 with the goal of providing the highest level of quality service to both our consultants and operator clients.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Aarc Environmentalaarcenv.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 63 contacts → |
“As a leader in the environmental compliance services industry, AARC does more than just meeting the needs of clients today.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  RCP INCrcp.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 63 contacts → |
“RCP is the regulatory compliance and risk management expert for pipelines, facilities, and terminal operations.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Sage ATC Environmental Consultingoneatlas.comHQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 63 contacts → |
“Sage ATC Environmental Consulting is now Atlas.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  F&c Engineersfcengr.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 60 contacts → |
“F&C Engineers provides full services from concept to start up for the oil and gas upstream, midstream, and turbomachinery industries.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 54 contacts → |
“In July of 2024, Spirit was acquired by Onterris.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Pilko & Associatespilko.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 50 contacts → |
“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 description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | I. A. Naman Associates, INCianaman.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 46 contacts → |
“Since 1947, I.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  International Safety Systems, INCissehs.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 46 contacts → |
“International Safety Systems, Inc.(ISS) is a consulting company providing cost effective and high quality industrial hygiene and safety services to 35+ countries from its offices…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Frontline Data Solutionsfldata.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 45 contacts → |
“Frontline Data Solutions (fldata.com) develops and supports web-based EHS software products that enhance safety, productivity and compliance for heavily-regulated and high-risk…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Enersafe INCenersafe.comHQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 43 contacts → |
“Headquartered in Houston, TX, and already with six locations across the major petroleum plays of the U.S, EnerSafe is a growing industry presence in our four core…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Darycet International LLCdarycet.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 42 contacts → |
“DARYCET International LLC is an EPC (Engineering, Procurement, Construction) Company that provides engineering, procurement, construction, commissioning, and architectural…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 38 contacts → |
“RSB Environmental, an Alliance Technical Group company, is a full-service environmental engineering consulting firm, specializing in environmental health and safety services and…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Phase Engineering, LLCphaseengineering.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 34 contacts → |
“Phase Engineering, LLC, was founded in 1993 and is a leading engineering and environmental consulting firm, serving clients nationwide to deliver trusted environmental solutions.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  UES Professional Solutions 64, LLCincontroltech.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 31 contacts → |
“Environmental Consulting and Engineering InControl Technologies was established in 1997 to provide high-end quality environmental consulting services to owners of commercial and…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Startex Softwarestartexsoftware.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 30 contacts → |
“StarTex Software provides software solutions including EHS Insight, the easy-to-use, cost effective solution for Environmental, Health & Safety (EHS) Management and Corporate…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  The ISO 9001 Groupiso9001group.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 29 contacts → |
“The ISO 9001 Group is a full-service business and management system consulting, auditing and training firm based in Houston, Texas.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  HSE International LLChseinternational.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 23 contacts → |
“HSE International provides environmental, social, safety and strategic advisory services to the energy, infrastructure, extractive, financial and government sectors.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 237 company matches
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Ehs consultancies: dataset insights
September 24, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
237 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 237 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 24, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Ehs consultancies by metro in the United States
- Ehs consultancies in New York162
- Ehs consultancies in San Diego66
- Ehs consultancies in Austin65
- Ehs consultancies in Chicago65
- Ehs consultancies in Denver64
- Ehs consultancies in Atlanta61
- Ehs consultancies in Los Angeles57
- Ehs consultancies in Seattle52
- Ehs consultancies in Dallas51
- Ehs consultancies in Phoenix47
- Ehs consultancies in Miami46
- Ehs consultancies in San Francisco46
- Ehs consultancies in Tampa45
- Ehs consultancies in Washington44
- Ehs consultancies in Indianapolis43
- Ehs consultancies in Orlando39
- Ehs consultancies in Charlotte37
- Ehs consultancies in San Antonio37
- Ehs consultancies in Portland34
- Ehs consultancies in Irvine31
- Ehs consultancies in Columbus28
- Ehs consultancies in Raleigh28
- Ehs consultancies in Las Vegas25
Questions about this company list
What does Exact match mean for ehs consultancies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many ehs consultancies did RevenueBase find based in Houston, United States?
The saved snapshot records 237 matching company records, 4,308 tracked contacts and 1,283 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 24, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Ehs consultancies by geography
- Ehs consultancies based in Brazil
- Ehs consultancies based in the United States
- Ehs consultancies based in the United Kingdom
- Ehs consultancies based in France
- Ehs consultancies based in Italy
- Ehs consultancies based in Australia
- Ehs consultancies based in Germany
- Ehs consultancies based in Spain
- Ehs consultancies based in Canada
- Ehs consultancies based in the Netherlands
- Ehs consultancies based in South Africa
- Ehs consultancies based in Mexico
Cite this list
RevenueBase Data Team. Top 25 ehs consultancies based in Houston, United States. Snapshot: September 24, 2026. https://revenuebase.ai/companies/ehs-consultancies/united-states/houston.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 ehs consultancies based in Houston, United States
RevenueBase records 237 matching company records for ehs consultancies based in Houston, United States, with 4,308 tracked contacts and 1,283 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 24, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 ehs consultancies based in Houston, United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Thompson Safetythompson-safety.com HQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 281 contacts → |
“Thompson Safety, headquartered in Houston, TX and located in 23 markets across the United States, provides a comprehensive suite of on-site first aid and fire protection services…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | GSI Environmental INCgsienv.com HQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 259 contacts → |
“GSI Environmental, Inc.(GSI), is an environmental engineering and science consulting firm committed to measuring, analyzing, and solving complex environmental problems around the…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | NEW Tech Globalntglobal.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 245 contacts → |
“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 description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | DBRdbrinc.com HQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 227 contacts → |
“Founded in 1972, DBR has evolved into the premier MEP engineering firm in Texas, providing mechanical, electrical, and plumbing engineering services, as well as building…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Atlas Field Servicesatlasfieldservice.com HQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 157 contacts → |
“Atlas Field Services LLC (AFS) designs comprehensive, compliance-based training portfolios that offer business partners a premier safety training program, customized to their…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Shah Smith & Associates, INCshahsmith.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 134 contacts → |
“Shah Smith & Associates, Inc.(SSA) is a 120+ employee Mechanical, Electrical, and Plumbing (MEP) consulting engineering firm with offices in Houston, Austin & Dallas.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Edge Engineering And Science, LLCedge-es.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 116 contacts → |
“Edge Engineering & Science, LLC (EDGE) is a privately owned professional services firm headquartered in Houston, Texas.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Bedrockbedrockpcl.com HQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 115 contacts → |
“Bedrock Petroleum Consultants was formed in 2011 with the goal of providing the highest level of quality service to both our consultants and operator clients.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Aarc Environmentalaarcenv.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 63 contacts → |
“As a leader in the environmental compliance services industry, AARC does more than just meeting the needs of clients today.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | RCP INCrcp.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 63 contacts → |
“RCP is the regulatory compliance and risk management expert for pipelines, facilities, and terminal operations.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Sage ATC Environmental Consultingoneatlas.com HQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 63 contacts → |
“Sage ATC Environmental Consulting is now Atlas.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | F&c Engineersfcengr.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 60 contacts → |
“F&C Engineers provides full services from concept to start up for the oil and gas upstream, midstream, and turbomachinery industries.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 54 contacts → |
“In July of 2024, Spirit was acquired by Onterris.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Pilko & Associatespilko.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 50 contacts → |
“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 description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | I. A. Naman Associates, INCianaman.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 46 contacts → |
“Since 1947, I.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | International Safety Systems, INCissehs.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 46 contacts → |
“International Safety Systems, Inc.(ISS) is a consulting company providing cost effective and high quality industrial hygiene and safety services to 35+ countries from its offices…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Frontline Data Solutionsfldata.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 45 contacts → |
“Frontline Data Solutions (fldata.com) develops and supports web-based EHS software products that enhance safety, productivity and compliance for heavily-regulated and high-risk…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Enersafe INCenersafe.com HQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 43 contacts → |
“Headquartered in Houston, TX, and already with six locations across the major petroleum plays of the U.S, EnerSafe is a growing industry presence in our four core…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Darycet International LLCdarycet.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 42 contacts → |
“DARYCET International LLC is an EPC (Engineering, Procurement, Construction) Company that provides engineering, procurement, construction, commissioning, and architectural…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 38 contacts → |
“RSB Environmental, an Alliance Technical Group company, is a full-service environmental engineering consulting firm, specializing in environmental health and safety services and…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Phase Engineering, LLCphaseengineering.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 34 contacts → |
“Phase Engineering, LLC, was founded in 1993 and is a leading engineering and environmental consulting firm, serving clients nationwide to deliver trusted environmental solutions.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | UES Professional Solutions 64, LLCincontroltech.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 31 contacts → |
“Environmental Consulting and Engineering InControl Technologies was established in 1997 to provide high-end quality environmental consulting services to owners of commercial and…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Startex Softwarestartexsoftware.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 30 contacts → |
“StarTex Software provides software solutions including EHS Insight, the easy-to-use, cost effective solution for Environmental, Health & Safety (EHS) Management and Corporate…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | The ISO 9001 Groupiso9001group.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 29 contacts → |
“The ISO 9001 Group is a full-service business and management system consulting, auditing and training firm based in Houston, Texas.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HSE International LLChseinternational.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 23 contacts → |
“HSE International provides environmental, social, safety and strategic advisory services to the energy, infrastructure, extractive, financial and government sectors.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 237 company matches
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Ehs consultancies: dataset insights
September 24, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
237 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 237 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 24, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Ehs consultancies by metro in the United States
- Ehs consultancies in New York162
- Ehs consultancies in San Diego66
- Ehs consultancies in Austin65
- Ehs consultancies in Chicago65
- Ehs consultancies in Denver64
- Ehs consultancies in Atlanta61
- Ehs consultancies in Los Angeles57
- Ehs consultancies in Seattle52
- Ehs consultancies in Dallas51
- Ehs consultancies in Phoenix47
- Ehs consultancies in Miami46
- Ehs consultancies in San Francisco46
- Ehs consultancies in Tampa45
- Ehs consultancies in Washington44
- Ehs consultancies in Indianapolis43
- Ehs consultancies in Orlando39
- Ehs consultancies in Charlotte37
- Ehs consultancies in San Antonio37
- Ehs consultancies in Portland34
- Ehs consultancies in Irvine31
- Ehs consultancies in Columbus28
- Ehs consultancies in Raleigh28
- Ehs consultancies in Las Vegas25
Questions about this company list
What does Exact match mean for ehs consultancies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many ehs consultancies did RevenueBase find based in Houston, United States?
The saved snapshot records 237 matching company records, 4,308 tracked contacts and 1,283 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 24, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Ehs consultancies by geography
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Cite this list
RevenueBase Data Team. Top 25 ehs consultancies based in Houston, United States. Snapshot: September 24, 2026. https://revenuebase.ai/companies/ehs-consultancies/united-states/houston.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗