Company lists · Data refreshed September 2026
Top 25 Hazmat consulting firms based in the United States
RevenueBase identified 1,648 company matches for hazmat consulting firms associated with the United States as of September 2026 and tracks 23,023 professional contacts across them, including 9,117 with verified work emails. Houston is the largest hub.
This list covers company matches for hazmat consulting firms associated with the 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 28, 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 hazmat consulting firms based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,650 contacts → | ||||
Exact match “Total Safety is the world's premier provider of integrated safety and compliance services and the products necessary to support them, including gas detection, respiratory…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 2 | 1,560 contacts → | ||||
Exact match “In an era of accelerating change, Exponent is the only premium engineering and scientific consulting firm with the depth and breadth of expertise to solve our clients’ most…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 3 | 433 contacts → | ||||
Exact match “Founded 40 years ago, Roux is recognized for being a highly effective, client-focused environmental consulting and management firm.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 4 | 378 contacts → | ||||
Exact match “Rinchem is the worldwide leader in chemical warehousing, transportation, freight forwarding, and technology.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 5 | 336 contacts → | ||||
Exact match “CTEH, LLC's purpose is preparing for and responding to a company's or community’s worst day.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 6 | 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 28, 2026 · View company records in RevenueBase | |||||
| 7 | 257 contacts → | ||||
Exact match “With over 25 years of industry-leading experience, Aftermath Services® is the only trauma and hazard remediation company consistently elevating standards of care and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 8 | 212 contacts → | ||||
Exact match “For more than five decades, Labelmaster has been the go-to source for companies – big and small – to navigate and comply with the complex, ever-changing regulations that govern…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 9 | 209 contacts → | ||||
Exact match “Hillmann has been a well-recognized leader in the Environmental Health & Safety, Due Diligence & Remediation Management, and Construction Services industries since 1985.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 10 | 200 contacts → | ||||
Exact match “American Integrated Services, Inc.(AIS) offers comprehensive solutions through environmental construction and remediation, industrial demolition, abatement, 24/7 emergency…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 11 | 179 contacts → | ||||
Exact match “Signature Science's consultants serve government and commercial clients through a wide array of technical offerings.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 12 | 172 contacts → | ||||
Exact match “With a staff of over 150 employees in the San Francisco, Sacramento, Los Angeles, San Diego, Modesto, Bakersfield, Fresno, Portland, Chicago, and Grand Rapids offices, Forensic…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 13 | 170 contacts → | ||||
Exact match “EH & E delivers integrated environmental, engineering, and health and safety solutions that help businesses and institutions safeguard their assets, improve operations and boost…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 14 | 152 contacts → | ||||
Exact match “Since its founding in 1972, CleanAir has an established reputation for excellence on projects of all sizes, ranging from boiler, APC equipment and cooling tower efficiency testing…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 15 | 136 contacts → | ||||
Exact match “OUR MISSION is to combine sustainable environmental solutions with forward-thinking, cost-effective, innovative, and value-added technologies that balance our clients’ economic…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 16 | 130 contacts → | ||||
Exact match “We are a successful environment health and safety staffing/staff augmentation and consulting firm with services available worldwide.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 17 | 126 contacts → | ||||
Exact match “Secorp Industries began in 1972 and is a safety company providing Respiratory Protection, Gas Monitoring and Detection, Rescue Services, Safety/Medical Consultants and Training to…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 18 | 115 contacts → | ||||
Exact match “GFA International, Inc.(GFA) is a full-service Engineering consulting organization providing Environmental Consulting, Geotechnical Engineering, Construction Materials Testing…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 19 | 115 contacts → | ||||
Exact match “CG, an EnviroServe Company (CG), founded in 1992, is a full-service environmental and hazmat cleanup company.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 20 | 111 contacts → | ||||
Exact match “The EI Group, Inc.(EI) is an environmental, health and safety consulting firm headquartered in Research Triangle Park, North Carolina, with branch offices strategically located…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 21 | 108 contacts → | ||||
Exact match “Alloy performs demolition and environmental hazard remediation services for some of the nation’s leading firms, institutions, and government agencies.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 22 | 106 contacts → | ||||
Exact match “The Fire & Risk Alliance was created under four basic principles: TRUST – To be our clients trusted partner in maintaining and improving safety.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 23 | 106 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 24 | 103 contacts → | ||||
Exact match “Innovative Construction Solutions (ICS) is a general engineering contractor with hazardous waste removal and demolition endorsements licensed in the State of California (License…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 25 | 99 contacts → | ||||
Exact match “With offices in Pittsburgh, Roselle, and Chicago, Amerisafe Group, offers full-service safety consulting, training, rescue, and occupational health services for all types of…” Recorded in the RevenueBase company graph · Sep 28, 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 “hazmat consulting firms”. 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 1,648 hazmat consulting firms based in the United States
See the full list, filter by size, metro and specialty, and access 9,117 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Hazmat consulting firms based in the United States at a glance
As of Sep 28, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 1,648 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 the United States whose business descriptions match “hazmat consulting firms” 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 9,117 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 28, 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.
Hazmat consulting firms by metro
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 “hazmat consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many hazmat consulting firms are there based in the United States?
RevenueBase identified 1,648 company matches for hazmat consulting firms associated with the 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?
Total Safety tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most hazmat consulting firms?
Houston leads with 55 company records, followed by San Diego (24) and New York (23).
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 9,117 professional contacts with verified work emails tracked across these 1,648 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 28, 2026.
Ready to reach these companies? Verified emails and direct dials for all 1,648 hazmat consulting firms based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Hazmat consulting firms by geography
- Hazmat consulting firms based in Calgary, Canada
- Hazmat consulting firms based in Houston, United States
- Hazmat consulting firms based in Australia
- Hazmat consulting firms based in Belgium
- Hazmat consulting firms based in Brazil
- Hazmat consulting firms based in Canada
- Hazmat consulting firms based in France
- Hazmat consulting firms based in Germany
- Hazmat consulting firms based in Italy
- Hazmat consulting firms based in Mexico
- Hazmat consulting firms based in the Netherlands
- Hazmat consulting firms based in Peru
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
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Hazmat consulting firms based in Calgary, Canada
- Hazmat consulting firms based in Houston, United States
- Hazmat consulting firms based in Australia
- Hazmat consulting firms based in Belgium
- Hazmat consulting firms based in Brazil
- Hazmat consulting firms based in Canada
Company intelligence · public preview
Top 25 hazmat consulting firms based in the 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 1,648 matching company records for hazmat consulting firms based in the United States, with 23,023 tracked contacts and 9,117 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 28, 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 hazmat consulting firms based in the 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 |  Total Safetytotalsafety.comHQ: Pasadena, TX, United StatesReported employees: 1,001-5,000 | Pasadena, TX, United States | 1,001-5,000 | Exact match | 2,650 contacts → |
“Total Safety is the world's premier provider of integrated safety and compliance services and the products necessary to support them, including gas detection, respiratory…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Exponentexponent.comHQ: Menlo Park, CA, United StatesReported employees: 1,001-5,000 | Menlo Park, CA, United States | 1,001-5,000 | Exact match | 1,560 contacts → |
“In an era of accelerating change, Exponent is the only premium engineering and scientific consulting firm with the depth and breadth of expertise to solve our clients’ most…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  ROUXrouxinc.comHQ: Islandia, NY, United StatesReported employees: 201-500 | Islandia, NY, United States | 201-500 | Exact match | 433 contacts → |
“Founded 40 years ago, Roux is recognized for being a highly effective, client-focused environmental consulting and management firm.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Rinchem Companyrinchem.com HQ: Albuquerque, NM, United StatesReported employees: 1,001-5,000 | Albuquerque, NM, United States | 1,001-5,000 | Exact match | 378 contacts → |
“Rinchem is the worldwide leader in chemical warehousing, transportation, freight forwarding, and technology.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  CTEHcteh.comHQ: North Little Rock, AR, United StatesReported employees: 201-500 | North Little Rock, AR, United States | 201-500 | Exact match | 336 contacts → |
“CTEH, LLC's purpose is preparing for and responding to a company's or community’s worst day.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  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 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Aftermath Servicesaftermath.comHQ: Aurora, IL, United StatesReported employees: 201-500 | Aurora, IL, United States | 201-500 | Exact match | 257 contacts → |
“With over 25 years of industry-leading experience, Aftermath Services® is the only trauma and hazard remediation company consistently elevating standards of care and…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Labelmasterlabelmaster.comHQ: Chicago, IL, United StatesReported employees: 201-500 | Chicago, IL, United States | 201-500 | Exact match | 212 contacts → |
“For more than five decades, Labelmaster has been the go-to source for companies – big and small – to navigate and comply with the complex, ever-changing regulations that govern…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Hillmann Consulting, LLChillmann.comHQ: Union, NJ, United StatesReported employees: 201-500 | Union, NJ, United States | 201-500 | Exact match | 209 contacts → |
“Hillmann has been a well-recognized leader in the Environmental Health & Safety, Due Diligence & Remediation Management, and Construction Services industries since 1985.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  American Integrated Services, INCamericanintegrated.comHQ: Wilimington, United StatesReported employees: 201-500 | Wilimington, United States | 201-500 | Exact match | 200 contacts → |
“American Integrated Services, Inc.(AIS) offers comprehensive solutions through environmental construction and remediation, industrial demolition, abatement, 24/7 emergency…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Signature Science, LLCsignaturescience.comHQ: Austin, TX, United StatesReported employees: 201-500 | Austin, TX, United States | 201-500 | Exact match | 179 contacts → |
“Signature Science's consultants serve government and commercial clients through a wide array of technical offerings.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Hayward, CA, United StatesReported employees: 51-200 | Hayward, CA, United States | 51-200 | Exact match | 172 contacts → |
“With a staff of over 150 employees in the San Francisco, Sacramento, Los Angeles, San Diego, Modesto, Bakersfield, Fresno, Portland, Chicago, and Grand Rapids offices, Forensic…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Environmental Health & Engineeringeheinc.comHQ: Newton, MA, United StatesReported employees: 51-200 | Newton, MA, United States | 51-200 | Exact match | 170 contacts → |
“EH & E delivers integrated environmental, engineering, and health and safety solutions that help businesses and institutions safeguard their assets, improve operations and boost…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Cleanair Engineeringcleanair.comHQ: Palatine, IL, United StatesReported employees: 51-200 | Palatine, IL, United States | 51-200 | Exact match | 152 contacts → |
“Since its founding in 1972, CleanAir has an established reputation for excellence on projects of all sizes, ranging from boiler, APC equipment and cooling tower efficiency testing…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Ensolum, LLCensolum.comHQ: Dallas, TX, United StatesReported employees: 51-200 | Dallas, TX, United States | 51-200 | Exact match | 136 contacts → |
“OUR MISSION is to combine sustainable environmental solutions with forward-thinking, cost-effective, innovative, and value-added technologies that balance our clients’ economic…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Safe T Professionals, LLCsafetpros.comHQ: Chandler, AZ, United StatesReported employees: 51-200 | Chandler, AZ, United States | 51-200 | Exact match | 130 contacts → |
“We are a successful environment health and safety staffing/staff augmentation and consulting firm with services available worldwide.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Secorp Industriessecorpindustries.com HQ: Lafayette, LA, United StatesReported employees: 501-1,000 | Lafayette, LA, United States | 501-1,000 | Exact match | 126 contacts → |
“Secorp Industries began in 1972 and is a safety company providing Respiratory Protection, Gas Monitoring and Detection, Rescue Services, Safety/Medical Consultants and Training to…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | GFA International, INCteamgfa.com HQ: Delray Beach, FL, United StatesReported employees: 51-200 | Delray Beach, FL, United States | 51-200 | Exact match | 115 contacts → |
“GFA International, Inc.(GFA) is a full-service Engineering consulting organization providing Environmental Consulting, Geotechnical Engineering, Construction Materials Testing…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Cleaning Guys, LLCcleaningguys.comHQ: Fort Worth Tx, TX, United StatesReported employees: 1,001-5,000 | Fort Worth Tx, TX, United States | 1,001-5,000 | Exact match | 115 contacts → |
“CG, an EnviroServe Company (CG), founded in 1992, is a full-service environmental and hazmat cleanup company.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  The EI Group, INCei1.comHQ: Morrisville, NC, United StatesReported employees: 51-200 | Morrisville, NC, United States | 51-200 | Exact match | 111 contacts → |
“The EI Group, Inc.(EI) is an environmental, health and safety consulting firm headquartered in Research Triangle Park, North Carolina, with branch offices strategically located…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  ALLOYalloygroup.comHQ: Export, PA, United StatesReported employees: 501-1,000 | Export, PA, United States | 501-1,000 | Exact match | 108 contacts → |
“Alloy performs demolition and environmental hazard remediation services for some of the nation’s leading firms, institutions, and government agencies.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Fire & Risk Alliance, LLCfireriskalliance.comHQ: Washington Dc, MD, United StatesReported employees: 51-200 | Washington Dc, MD, United States | 51-200 | Exact match | 106 contacts → |
“The Fire & Risk Alliance was created under four basic principles: TRUST – To be our clients trusted partner in maintaining and improving safety.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Miller Environmental, INCmillerenvironmental.com HQ: Orange, CA, United StatesReported employees: 201-500 | Orange, CA, United States | 201-500 | Exact match | 106 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 24 | Innovative Construction Solutionsicsinc.tv HQ: Costa Mesa, CA, United StatesReported employees: 51-200 | Costa Mesa, CA, United States | 51-200 | Exact match | 103 contacts → |
“Innovative Construction Solutions (ICS) is a general engineering contractor with hazardous waste removal and demolition endorsements licensed in the State of California (License…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Amerisafe Groupamerisafegroup.comHQ: Greensburg, PA, United StatesReported employees: 51-200 | Greensburg, PA, United States | 51-200 | Exact match | 99 contacts → |
“With offices in Pittsburgh, Roselle, and Chicago, Amerisafe Group, offers full-service safety consulting, training, rescue, and occupational health services for all types of…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 1,648 company matches
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Hazmat consulting firms: dataset insights
September 28, 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
1,645 records in the displayed employee bands.
3 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 worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 1,648 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 28, 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 ↗
Hazmat consulting firms by metro
Questions about this company list
What does Exact match mean for hazmat consulting firms?
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 hazmat consulting firms did RevenueBase find based in the United States?
The saved snapshot records 1,648 matching company records, 23,023 tracked contacts and 9,117 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 28, 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
Hazmat consulting firms by geography
- Hazmat consulting firms based in Calgary, Canada
- Hazmat consulting firms based in Houston, United States
- Hazmat consulting firms based in Australia
- Hazmat consulting firms based in Belgium
- Hazmat consulting firms based in Brazil
- Hazmat consulting firms based in Canada
- Hazmat consulting firms based in France
- Hazmat consulting firms based in Germany
- Hazmat consulting firms based in Italy
- Hazmat consulting firms based in Mexico
- Hazmat consulting firms based in the Netherlands
- Hazmat consulting firms based in Peru
Cite this list
RevenueBase Data Team. Top 25 hazmat consulting firms based in the United States. Snapshot: September 28, 2026. https://revenuebase.ai/companies/hazmat-consulting-firms/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Hazmat consulting firms based in Calgary, Canada
- Hazmat consulting firms based in Houston, United States
- Hazmat consulting firms based in Australia
- Hazmat consulting firms based in Belgium
- Hazmat consulting firms based in Brazil
- Hazmat consulting firms based in Canada
Company intelligence · public preview
Top 25 hazmat consulting firms based in the United States
RevenueBase records 1,648 matching company records for hazmat consulting firms based in the United States, with 23,023 tracked contacts and 9,117 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 28, 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 hazmat consulting firms based in the 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 | Total Safetytotalsafety.com HQ: Pasadena, TX, United StatesReported employees: 1,001-5,000 | Pasadena, TX, United States | 1,001-5,000 | Exact match | 2,650 contacts → |
“Total Safety is the world's premier provider of integrated safety and compliance services and the products necessary to support them, including gas detection, respiratory…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Exponentexponent.com HQ: Menlo Park, CA, United StatesReported employees: 1,001-5,000 | Menlo Park, CA, United States | 1,001-5,000 | Exact match | 1,560 contacts → |
“In an era of accelerating change, Exponent is the only premium engineering and scientific consulting firm with the depth and breadth of expertise to solve our clients’ most…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | ROUXrouxinc.com HQ: Islandia, NY, United StatesReported employees: 201-500 | Islandia, NY, United States | 201-500 | Exact match | 433 contacts → |
“Founded 40 years ago, Roux is recognized for being a highly effective, client-focused environmental consulting and management firm.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Rinchem Companyrinchem.com HQ: Albuquerque, NM, United StatesReported employees: 1,001-5,000 | Albuquerque, NM, United States | 1,001-5,000 | Exact match | 378 contacts → |
“Rinchem is the worldwide leader in chemical warehousing, transportation, freight forwarding, and technology.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | CTEHcteh.com HQ: North Little Rock, AR, United StatesReported employees: 201-500 | North Little Rock, AR, United States | 201-500 | Exact match | 336 contacts → |
“CTEH, LLC's purpose is preparing for and responding to a company's or community’s worst day.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | 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 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Aftermath Servicesaftermath.com HQ: Aurora, IL, United StatesReported employees: 201-500 | Aurora, IL, United States | 201-500 | Exact match | 257 contacts → |
“With over 25 years of industry-leading experience, Aftermath Services® is the only trauma and hazard remediation company consistently elevating standards of care and…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Labelmasterlabelmaster.com HQ: Chicago, IL, United StatesReported employees: 201-500 | Chicago, IL, United States | 201-500 | Exact match | 212 contacts → |
“For more than five decades, Labelmaster has been the go-to source for companies – big and small – to navigate and comply with the complex, ever-changing regulations that govern…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Hillmann Consulting, LLChillmann.com HQ: Union, NJ, United StatesReported employees: 201-500 | Union, NJ, United States | 201-500 | Exact match | 209 contacts → |
“Hillmann has been a well-recognized leader in the Environmental Health & Safety, Due Diligence & Remediation Management, and Construction Services industries since 1985.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | American Integrated Services, INCamericanintegrated.com HQ: Wilimington, United StatesReported employees: 201-500 | Wilimington, United States | 201-500 | Exact match | 200 contacts → |
“American Integrated Services, Inc.(AIS) offers comprehensive solutions through environmental construction and remediation, industrial demolition, abatement, 24/7 emergency…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Signature Science, LLCsignaturescience.com HQ: Austin, TX, United StatesReported employees: 201-500 | Austin, TX, United States | 201-500 | Exact match | 179 contacts → |
“Signature Science's consultants serve government and commercial clients through a wide array of technical offerings.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Hayward, CA, United StatesReported employees: 51-200 | Hayward, CA, United States | 51-200 | Exact match | 172 contacts → |
“With a staff of over 150 employees in the San Francisco, Sacramento, Los Angeles, San Diego, Modesto, Bakersfield, Fresno, Portland, Chicago, and Grand Rapids offices, Forensic…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Environmental Health & Engineeringeheinc.com HQ: Newton, MA, United StatesReported employees: 51-200 | Newton, MA, United States | 51-200 | Exact match | 170 contacts → |
“EH & E delivers integrated environmental, engineering, and health and safety solutions that help businesses and institutions safeguard their assets, improve operations and boost…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Cleanair Engineeringcleanair.com HQ: Palatine, IL, United StatesReported employees: 51-200 | Palatine, IL, United States | 51-200 | Exact match | 152 contacts → |
“Since its founding in 1972, CleanAir has an established reputation for excellence on projects of all sizes, ranging from boiler, APC equipment and cooling tower efficiency testing…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Ensolum, LLCensolum.com HQ: Dallas, TX, United StatesReported employees: 51-200 | Dallas, TX, United States | 51-200 | Exact match | 136 contacts → |
“OUR MISSION is to combine sustainable environmental solutions with forward-thinking, cost-effective, innovative, and value-added technologies that balance our clients’ economic…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Safe T Professionals, LLCsafetpros.com HQ: Chandler, AZ, United StatesReported employees: 51-200 | Chandler, AZ, United States | 51-200 | Exact match | 130 contacts → |
“We are a successful environment health and safety staffing/staff augmentation and consulting firm with services available worldwide.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Secorp Industriessecorpindustries.com HQ: Lafayette, LA, United StatesReported employees: 501-1,000 | Lafayette, LA, United States | 501-1,000 | Exact match | 126 contacts → |
“Secorp Industries began in 1972 and is a safety company providing Respiratory Protection, Gas Monitoring and Detection, Rescue Services, Safety/Medical Consultants and Training to…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | GFA International, INCteamgfa.com HQ: Delray Beach, FL, United StatesReported employees: 51-200 | Delray Beach, FL, United States | 51-200 | Exact match | 115 contacts → |
“GFA International, Inc.(GFA) is a full-service Engineering consulting organization providing Environmental Consulting, Geotechnical Engineering, Construction Materials Testing…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Cleaning Guys, LLCcleaningguys.com HQ: Fort Worth Tx, TX, United StatesReported employees: 1,001-5,000 | Fort Worth Tx, TX, United States | 1,001-5,000 | Exact match | 115 contacts → |
“CG, an EnviroServe Company (CG), founded in 1992, is a full-service environmental and hazmat cleanup company.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | The EI Group, INCei1.com HQ: Morrisville, NC, United StatesReported employees: 51-200 | Morrisville, NC, United States | 51-200 | Exact match | 111 contacts → |
“The EI Group, Inc.(EI) is an environmental, health and safety consulting firm headquartered in Research Triangle Park, North Carolina, with branch offices strategically located…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | ALLOYalloygroup.com HQ: Export, PA, United StatesReported employees: 501-1,000 | Export, PA, United States | 501-1,000 | Exact match | 108 contacts → |
“Alloy performs demolition and environmental hazard remediation services for some of the nation’s leading firms, institutions, and government agencies.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Fire & Risk Alliance, LLCfireriskalliance.com HQ: Washington Dc, MD, United StatesReported employees: 51-200 | Washington Dc, MD, United States | 51-200 | Exact match | 106 contacts → |
“The Fire & Risk Alliance was created under four basic principles: TRUST – To be our clients trusted partner in maintaining and improving safety.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Miller Environmental, INCmillerenvironmental.com HQ: Orange, CA, United StatesReported employees: 201-500 | Orange, CA, United States | 201-500 | Exact match | 106 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 24 | Innovative Construction Solutionsicsinc.tv HQ: Costa Mesa, CA, United StatesReported employees: 51-200 | Costa Mesa, CA, United States | 51-200 | Exact match | 103 contacts → |
“Innovative Construction Solutions (ICS) is a general engineering contractor with hazardous waste removal and demolition endorsements licensed in the State of California (License…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Amerisafe Groupamerisafegroup.com HQ: Greensburg, PA, United StatesReported employees: 51-200 | Greensburg, PA, United States | 51-200 | Exact match | 99 contacts → |
“With offices in Pittsburgh, Roselle, and Chicago, Amerisafe Group, offers full-service safety consulting, training, rescue, and occupational health services for all types of…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Hazmat consulting firms: dataset insights
September 28, 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
1,645 records in the displayed employee bands.
3 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 worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 1,648 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 28, 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 ↗
Hazmat consulting firms by metro
Questions about this company list
What does Exact match mean for hazmat consulting firms?
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 hazmat consulting firms did RevenueBase find based in the United States?
The saved snapshot records 1,648 matching company records, 23,023 tracked contacts and 9,117 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 28, 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
Hazmat consulting firms by geography
- Hazmat consulting firms based in Calgary, Canada
- Hazmat consulting firms based in Houston, United States
- Hazmat consulting firms based in Australia
- Hazmat consulting firms based in Belgium
- Hazmat consulting firms based in Brazil
- Hazmat consulting firms based in Canada
- Hazmat consulting firms based in France
- Hazmat consulting firms based in Germany
- Hazmat consulting firms based in Italy
- Hazmat consulting firms based in Mexico
- Hazmat consulting firms based in the Netherlands
- Hazmat consulting firms based in Peru
Cite this list
RevenueBase Data Team. Top 25 hazmat consulting firms based in the United States. Snapshot: September 28, 2026. https://revenuebase.ai/companies/hazmat-consulting-firms/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
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- Hazmat consulting firms based in Calgary, Canada
- Hazmat consulting firms based in Houston, United States
- Hazmat consulting firms based in Australia
- Hazmat consulting firms based in Belgium
- Hazmat consulting firms based in Brazil
- Hazmat consulting firms based in Canada