Company lists · Data refreshed October 2026
Top 25 Environmental liability insurance underwriters based in the United States
RevenueBase identified 75 company matches for environmental liability insurance underwriters associated with the United States as of October 2026 and tracks 1,067 professional contacts across them, including 627 with verified work emails. Gilbert is the largest hub.
This list covers company matches for environmental liability insurance underwriters 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 October 12, 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 environmental liability insurance underwriters based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 200 contacts → | ||||
Exact match “Berkley Environmental facilities have earned their reputation as innovative problem solvers with the skill to recognize the reality of the market while maintaining underwriting…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 2 | 106 contacts → | ||||
Exact match “Environmental risk management.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 3 | 93 contacts → | ||||
Exact match “Berkley Oil & Gas, a Berkley Company, is an energy insurance provider that is committed to providing innovative insurance products and services to upstream oil and gas customers.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 4 | 71 contacts → | ||||
Exact match “Apogee Insurance Group is a Berkshire Hathaway specialty broker focused on Professional (E&O), Management (D&O, EPL, Crime, and Fiduciary), Cyber, and Pollution Liability risks.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 5 | 45 contacts → | ||||
Exact match “Energy Insurance Mutual (EIM) is a mutually owned excess liability insurance carrier.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 6 | 45 contacts → | ||||
Exact match “RT ECP assists insurance brokers and their clients find the appropriate high-quality environmental and construction-related professional liability insurance products and services…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 7 | 38 contacts → | ||||
Exact match “Berkley Specialty Excess concentrates on more complex, higher risk insureds that require expertise to deliver specialized solutions to meet their complicated risk management needs.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 8 | 31 contacts → | ||||
Exact match “Our nationally award-winning environmental insurance wholesale brokers provide resources and knowledge expertise to properly protect your clients and business from environmental…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 9 | 31 contacts → | ||||
Exact match “Commercial property-casualty insurance, including environmental.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 10 | 28 contacts → | ||||
Exact match “Griffin Underwriting Services enables retail insurance agents and brokers to compete and win on hard-to-place risks.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 11 | 25 contacts → | ||||
Exact match “Virtue Risk Partners, LLC (“Virtue”) presents a way of doing business, which includes much more than just an insurance proposal.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 12 | 25 contacts → | ||||
Exact match “Canopy Specialty Insurance is an Insurance Program Administrator/Manager that underwrites Specialty insurance product lines exclusively on behalf of "A" rated carrier partners and…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 13 | 21 contacts → | ||||
Exact match “ECC Horizon (ECC) is a leading provider of environmental repair and pollution services for businesses, insurers, and individuals across the nation.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 14 | 17 contacts → | ||||
Exact match “Our clients are the reason we exist.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 15 | 14 contacts → | ||||
Exact match “Magnolia Grove was founded in 2022 by Justin Crawford and Beat Capital Partners to provide brokers with a market that they could truly partner with to bring their clients…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 16 | 14 contacts → | ||||
Exact match “ETS Environmental & Associates, LLC is a full service environmental consulting firm specializing in a variety of services designed to reduce liabilities associated with…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 17 | 14 contacts → | ||||
Exact match “Star provides compliant, efficient management and removal of our customer’s environmental liabilities supported by a $5M pollution liability insurance policy.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 18 | 14 contacts → | ||||
Exact match “The Gray Surplus Lines Insurance Company, Excess Liability division is a team of highly skilled and experienced underwriters working exclusively with wholesale brokers to provide…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 19 | 13 contacts → | ||||
Exact match “C&S Specialty Underwriters, LLC An MGU that specializes in the underwriting and administration of specialty casualty risks not adequately served by the standard insurance market.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 20 | 13 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 21 | 11 contacts → | ||||
Exact match “OREP specializes in placing errors and omissions, general liability, and pollution liability insurance and providing valuable benefits to real estate appraisers, home inspectors…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 22 | 9 contacts → | ||||
Exact match “We provide insurance & risk management solutions for many different environmental and pollution liability conditions.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 23 | 7 contacts → | ||||
Exact match “The best and brightest minds in energy underwriting working together on your behalf, that’s the energy of all.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 24 | 7 contacts → | ||||
Exact match “Founded by an environmental risk management professional with years of in-house and consulting experience in the banking, insurance, and real estate industries, ORMS is the…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 25 | 6 contacts → | ||||
Exact match “Ajax is a specialized insurance intermediary based in Atlanta, GA.” Recorded in the RevenueBase company graph · Oct 12, 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 “environmental liability insurance underwriters”. 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 75 environmental liability insurance underwriters based in the United States
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Environmental liability insurance underwriters based in the United States at a glance
As of Oct 12, 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 75 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 “environmental liability insurance underwriters” 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 627 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on October 12, 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.
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 “environmental liability insurance underwriters”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many environmental liability insurance underwriters are there based in the United States?
RevenueBase identified 75 company matches for environmental liability insurance underwriters associated with the United States as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Berkley Environmental A Berkley Company tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most environmental liability insurance underwriters?
Gilbert leads with 3 company records, followed by Houston (3) and New York (3).
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 627 professional contacts with verified work emails tracked across these 75 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 12, 2026.
Ready to reach these companies? Verified emails and direct dials for all 75 environmental liability insurance underwriters based in the United States. Start with a free account, no credit card.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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Company intelligence · public preview
Top 25 environmental liability insurance underwriters 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 75 matching company records for environmental liability insurance underwriters based in the United States, with 1,067 tracked contacts and 627 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: October 12, 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 environmental liability insurance underwriters 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 | Berkley Environmental A Berkley Companyberkleyenvironmental.com HQ: Jersey City, NJ, United StatesReported employees: 201-500 | Jersey City, NJ, United States | 201-500 | Exact match | 200 contacts → |
“Berkley Environmental facilities have earned their reputation as innovative problem solvers with the skill to recognize the reality of the market while maintaining underwriting…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | UCPMucpm.com HQ: Gilbert, AZ, United StatesReported employees: 51-200 | Gilbert, AZ, United States | 51-200 | Exact match | 106 contacts → |
“Environmental risk management.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Berkley OIL & GAS A Berkley Companyberkleyoil-gas.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 93 contacts → |
“Berkley Oil & Gas, a Berkley Company, is an energy insurance provider that is committed to providing innovative insurance products and services to upstream oil and gas customers.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Apogee Insurance Group, A Berkshire Hathaway Companyapogeeinsgroup.comHQ: Wayne, PA, United StatesReported employees: 51-200 | Wayne, PA, United States | 51-200 | Exact match | 71 contacts → |
“Apogee Insurance Group is a Berkshire Hathaway specialty broker focused on Professional (E&O), Management (D&O, EPL, Crime, and Fiduciary), Cyber, and Pollution Liability risks.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Energy Insurance Mutualeimltd.comHQ: Tampa, FL, United StatesReported employees: 51-200 | Tampa, FL, United States | 51-200 | Exact match | 45 contacts → |
“Energy Insurance Mutual (EIM) is a mutually owned excess liability insurance carrier.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  RT Environmental & Construction Professionalrtspecialty.comHQ: Hamilton, NJ, United StatesReported employees: 1,001-5,000 | Hamilton, NJ, United States | 1,001-5,000 | Exact match | 45 contacts → |
“RT ECP assists insurance brokers and their clients find the appropriate high-quality environmental and construction-related professional liability insurance products and services…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Berkley Specialty Excess A Berkley Companyberkleyse.comHQ: Glen Allen, VA, United StatesReported employees: 11-50 | Glen Allen, VA, United States | 11-50 | Exact match | 38 contacts → |
“Berkley Specialty Excess concentrates on more complex, higher risk insureds that require expertise to deliver specialized solutions to meet their complicated risk management needs.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: Madison, WI, United StatesReported employees: 11-50 | Madison, WI, United States | 11-50 | Exact match | 31 contacts → |
“Our nationally award-winning environmental insurance wholesale brokers provide resources and knowledge expertise to properly protect your clients and business from environmental…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Braley Wellington Insurance Agencybraleywellingtongroup.com HQ: Worcester, MA, United StatesReported employees: 11-50 | Worcester, MA, United States | 11-50 | Exact match | 31 contacts → |
“Commercial property-casualty insurance, including environmental.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Griffin Underwriting Servicesgogus.com HQ: Bellevue, WA, United StatesReported employees: 51-200 | Bellevue, WA, United States | 51-200 | Exact match | 28 contacts → |
“Griffin Underwriting Services enables retail insurance agents and brokers to compete and win on hard-to-place risks.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Virtue Risk Partners, LLCvirtuerisk.com HQ: Pearl River, NY, United StatesReported employees: 11-50 | Pearl River, NY, United States | 11-50 | Exact match | 25 contacts → |
“Virtue Risk Partners, LLC (“Virtue”) presents a way of doing business, which includes much more than just an insurance proposal.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Canopy Specialty Insurance LLCcanopyspecialty.com HQ: Miami, FL, United StatesReported employees: 11-50 | Miami, FL, United States | 11-50 | Exact match | 25 contacts → |
“Canopy Specialty Insurance is an Insurance Program Administrator/Manager that underwrites Specialty insurance product lines exclusively on behalf of "A" rated carrier partners and…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | ECC Horizonecchorizon.com HQ: Randolph, NJ, United StatesReported employees: 51-200 | Randolph, NJ, United States | 51-200 | Exact match | 21 contacts → |
“ECC Horizon (ECC) is a leading provider of environmental repair and pollution services for businesses, insurers, and individuals across the nation.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Berkley Construction Professional A Berkley Companyberkleycp.com HQ: Roswell, GA, United StatesReported employees: 11-50 | Roswell, GA, United States | 11-50 | Exact match | 17 contacts → |
“Our clients are the reason we exist.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Magnolia Grove Insurance Servicesmagnoliagrove.com HQ: Charlotte, NC, United StatesReported employees: 11-50 | Charlotte, NC, United States | 11-50 | Exact match | 14 contacts → |
“Magnolia Grove was founded in 2022 by Justin Crawford and Beat Capital Partners to provide brokers with a market that they could truly partner with to bring their clients…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | ETS Environmental & Associates LLCets-environmental.com HQ: Geneva, IL, United StatesReported employees: 11-50 | Geneva, IL, United States | 11-50 | Exact match | 14 contacts → |
“ETS Environmental & Associates, LLC is a full service environmental consulting firm specializing in a variety of services designed to reduce liabilities associated with…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Star Environmental, INCstarenv.netHQ: Indianapolis, IN, United StatesReported employees: 51-200 | Indianapolis, IN, United States | 51-200 | Exact match | 14 contacts → |
“Star provides compliant, efficient management and removal of our customer’s environmental liabilities supported by a $5M pollution liability insurance policy.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Gray Surplus Lines Insurance Companygraysurpluslines.com HQ: Metairie, LA, United StatesReported employees: 1-10 | Metairie, LA, United States | 1-10 | Exact match | 14 contacts → |
“The Gray Surplus Lines Insurance Company, Excess Liability division is a team of highly skilled and experienced underwriters working exclusively with wholesale brokers to provide…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | C&s Specialty Underwriterscsunderwriters.com HQ: Atlanta, GA, United StatesReported employees: 1-10 | Atlanta, GA, United States | 1-10 | Exact match | 13 contacts → |
“C&S Specialty Underwriters, LLC An MGU that specializes in the underwriting and administration of specialty casualty risks not adequately served by the standard insurance market.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Envirosure, INCenvirosureinc.com HQ: Malvern, PA, United StatesReported employees: 11-50 | Malvern, PA, United States | 11-50 | Exact match | 13 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 |  Orep Insurance Servicesorep.orgHQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 11 contacts → |
“OREP specializes in placing errors and omissions, general liability, and pollution liability insurance and providing valuable benefits to real estate appraisers, home inspectors…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Dana Insurance & Risk Mgmtdana-ins.com HQ: Timonium, MD, United StatesReported employees: 1-10 | Timonium, MD, United States | 1-10 | Exact match | 9 contacts → |
“We provide insurance & risk management solutions for many different environmental and pollution liability conditions.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | JH Bladesjhblades.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 7 contacts → |
“The best and brightest minds in energy underwriting working together on your behalf, that’s the energy of all.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | HQ: West Hartford, CT, United StatesReported employees: 1-10 | West Hartford, CT, United States | 1-10 | Exact match | 7 contacts → |
“Founded by an environmental risk management professional with years of in-house and consulting experience in the banking, insurance, and real estate industries, ORMS is the…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Ajax Specialty Insuranceajaxins.comHQ: Atlanta, GA, United StatesReported employees: 1-10 | Atlanta, GA, United States | 1-10 | Exact match | 6 contacts → |
“Ajax is a specialized insurance intermediary based in Atlanta, GA.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 75 company matches
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Environmental liability insurance underwriters: dataset insights
October 12, 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
75 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 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 75 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: October 12, 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 ↗
Questions about this company list
What does Exact match mean for environmental liability insurance underwriters?
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 environmental liability insurance underwriters did RevenueBase find based in the United States?
The saved snapshot records 75 matching company records, 1,067 tracked contacts and 627 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: October 12, 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
Cite this list
RevenueBase Data Team. Top 25 environmental liability insurance underwriters based in the United States. Snapshot: October 12, 2026. https://revenuebase.ai/companies/environmental-liability-insurance-underwriters/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
- AI companies based in the United States
- Cybersecurity companies based in the United States
- Manufacturing companies based in the United States
- Media companies based in the United States
- Oil and gas companies based in the United States
- Real estate companies based in the United States
Company intelligence · public preview
Top 25 environmental liability insurance underwriters based in the United States
RevenueBase records 75 matching company records for environmental liability insurance underwriters based in the United States, with 1,067 tracked contacts and 627 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: October 12, 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 environmental liability insurance underwriters 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 | Berkley Environmental A Berkley Companyberkleyenvironmental.com HQ: Jersey City, NJ, United StatesReported employees: 201-500 | Jersey City, NJ, United States | 201-500 | Exact match | 200 contacts → |
“Berkley Environmental facilities have earned their reputation as innovative problem solvers with the skill to recognize the reality of the market while maintaining underwriting…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | UCPMucpm.com HQ: Gilbert, AZ, United StatesReported employees: 51-200 | Gilbert, AZ, United States | 51-200 | Exact match | 106 contacts → |
“Environmental risk management.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Berkley OIL & GAS A Berkley Companyberkleyoil-gas.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 93 contacts → |
“Berkley Oil & Gas, a Berkley Company, is an energy insurance provider that is committed to providing innovative insurance products and services to upstream oil and gas customers.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Apogee Insurance Group, A Berkshire Hathaway Companyapogeeinsgroup.com HQ: Wayne, PA, United StatesReported employees: 51-200 | Wayne, PA, United States | 51-200 | Exact match | 71 contacts → |
“Apogee Insurance Group is a Berkshire Hathaway specialty broker focused on Professional (E&O), Management (D&O, EPL, Crime, and Fiduciary), Cyber, and Pollution Liability risks.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Energy Insurance Mutualeimltd.com HQ: Tampa, FL, United StatesReported employees: 51-200 | Tampa, FL, United States | 51-200 | Exact match | 45 contacts → |
“Energy Insurance Mutual (EIM) is a mutually owned excess liability insurance carrier.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | RT Environmental & Construction Professionalrtspecialty.com HQ: Hamilton, NJ, United StatesReported employees: 1,001-5,000 | Hamilton, NJ, United States | 1,001-5,000 | Exact match | 45 contacts → |
“RT ECP assists insurance brokers and their clients find the appropriate high-quality environmental and construction-related professional liability insurance products and services…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Berkley Specialty Excess A Berkley Companyberkleyse.com HQ: Glen Allen, VA, United StatesReported employees: 11-50 | Glen Allen, VA, United States | 11-50 | Exact match | 38 contacts → |
“Berkley Specialty Excess concentrates on more complex, higher risk insureds that require expertise to deliver specialized solutions to meet their complicated risk management needs.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: Madison, WI, United StatesReported employees: 11-50 | Madison, WI, United States | 11-50 | Exact match | 31 contacts → |
“Our nationally award-winning environmental insurance wholesale brokers provide resources and knowledge expertise to properly protect your clients and business from environmental…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Braley Wellington Insurance Agencybraleywellingtongroup.com HQ: Worcester, MA, United StatesReported employees: 11-50 | Worcester, MA, United States | 11-50 | Exact match | 31 contacts → |
“Commercial property-casualty insurance, including environmental.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Griffin Underwriting Servicesgogus.com HQ: Bellevue, WA, United StatesReported employees: 51-200 | Bellevue, WA, United States | 51-200 | Exact match | 28 contacts → |
“Griffin Underwriting Services enables retail insurance agents and brokers to compete and win on hard-to-place risks.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Virtue Risk Partners, LLCvirtuerisk.com HQ: Pearl River, NY, United StatesReported employees: 11-50 | Pearl River, NY, United States | 11-50 | Exact match | 25 contacts → |
“Virtue Risk Partners, LLC (“Virtue”) presents a way of doing business, which includes much more than just an insurance proposal.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Canopy Specialty Insurance LLCcanopyspecialty.com HQ: Miami, FL, United StatesReported employees: 11-50 | Miami, FL, United States | 11-50 | Exact match | 25 contacts → |
“Canopy Specialty Insurance is an Insurance Program Administrator/Manager that underwrites Specialty insurance product lines exclusively on behalf of "A" rated carrier partners and…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | ECC Horizonecchorizon.com HQ: Randolph, NJ, United StatesReported employees: 51-200 | Randolph, NJ, United States | 51-200 | Exact match | 21 contacts → |
“ECC Horizon (ECC) is a leading provider of environmental repair and pollution services for businesses, insurers, and individuals across the nation.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Berkley Construction Professional A Berkley Companyberkleycp.com HQ: Roswell, GA, United StatesReported employees: 11-50 | Roswell, GA, United States | 11-50 | Exact match | 17 contacts → |
“Our clients are the reason we exist.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Magnolia Grove Insurance Servicesmagnoliagrove.com HQ: Charlotte, NC, United StatesReported employees: 11-50 | Charlotte, NC, United States | 11-50 | Exact match | 14 contacts → |
“Magnolia Grove was founded in 2022 by Justin Crawford and Beat Capital Partners to provide brokers with a market that they could truly partner with to bring their clients…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | ETS Environmental & Associates LLCets-environmental.com HQ: Geneva, IL, United StatesReported employees: 11-50 | Geneva, IL, United States | 11-50 | Exact match | 14 contacts → |
“ETS Environmental & Associates, LLC is a full service environmental consulting firm specializing in a variety of services designed to reduce liabilities associated with…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Star Environmental, INCstarenv.net HQ: Indianapolis, IN, United StatesReported employees: 51-200 | Indianapolis, IN, United States | 51-200 | Exact match | 14 contacts → |
“Star provides compliant, efficient management and removal of our customer’s environmental liabilities supported by a $5M pollution liability insurance policy.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Gray Surplus Lines Insurance Companygraysurpluslines.com HQ: Metairie, LA, United StatesReported employees: 1-10 | Metairie, LA, United States | 1-10 | Exact match | 14 contacts → |
“The Gray Surplus Lines Insurance Company, Excess Liability division is a team of highly skilled and experienced underwriters working exclusively with wholesale brokers to provide…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | C&s Specialty Underwriterscsunderwriters.com HQ: Atlanta, GA, United StatesReported employees: 1-10 | Atlanta, GA, United States | 1-10 | Exact match | 13 contacts → |
“C&S Specialty Underwriters, LLC An MGU that specializes in the underwriting and administration of specialty casualty risks not adequately served by the standard insurance market.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Envirosure, INCenvirosureinc.com HQ: Malvern, PA, United StatesReported employees: 11-50 | Malvern, PA, United States | 11-50 | Exact match | 13 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | Orep Insurance Servicesorep.org HQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 11 contacts → |
“OREP specializes in placing errors and omissions, general liability, and pollution liability insurance and providing valuable benefits to real estate appraisers, home inspectors…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Dana Insurance & Risk Mgmtdana-ins.com HQ: Timonium, MD, United StatesReported employees: 1-10 | Timonium, MD, United States | 1-10 | Exact match | 9 contacts → |
“We provide insurance & risk management solutions for many different environmental and pollution liability conditions.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | JH Bladesjhblades.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 7 contacts → |
“The best and brightest minds in energy underwriting working together on your behalf, that’s the energy of all.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | HQ: West Hartford, CT, United StatesReported employees: 1-10 | West Hartford, CT, United States | 1-10 | Exact match | 7 contacts → |
“Founded by an environmental risk management professional with years of in-house and consulting experience in the banking, insurance, and real estate industries, ORMS is the…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Ajax Specialty Insuranceajaxins.com HQ: Atlanta, GA, United StatesReported employees: 1-10 | Atlanta, GA, United States | 1-10 | Exact match | 6 contacts → |
“Ajax is a specialized insurance intermediary based in Atlanta, GA.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 75 company matches
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Environmental liability insurance underwriters: dataset insights
October 12, 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
75 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 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 75 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: October 12, 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 ↗
Questions about this company list
What does Exact match mean for environmental liability insurance underwriters?
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 environmental liability insurance underwriters did RevenueBase find based in the United States?
The saved snapshot records 75 matching company records, 1,067 tracked contacts and 627 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: October 12, 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
Cite this list
RevenueBase Data Team. Top 25 environmental liability insurance underwriters based in the United States. Snapshot: October 12, 2026. https://revenuebase.ai/companies/environmental-liability-insurance-underwriters/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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