Company lists · Data refreshed November 2026

Top 25 Emergency response service providers based in the United States

RevenueBase identified 2,201 company matches for emergency response service providers associated with the United States as of November 2026 and tracks 75,897 professional contacts across them, including 13,432 with verified work emails. Houston is the largest hub.

This list covers company matches for emergency response service providers 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 November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
2,201Companies
75,897Contacts tracked
13,432Verified emails
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The 25 largest emergency response service providers based in the United States

Ranked by team size
Top 25 of 2,201 company matches for emergency response service providers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchGreenwood Village, CO, United StatesHQ recorded Nov 6, 202610001+9,869 contacts →

Exact match

“American Medical Response, America’s leading provider of medical transportation, has a single mission: making a difference by caring for people in need.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBirmingham, MI, United StatesHQ recorded Nov 6, 202610001+3,128 contacts →

Exact match

“BELFOR is the worldwide leader in restoring properties damaged by fire, wind, water, and natural disaster.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchElmhurst, IL, United StatesHQ recorded Nov 6, 20261,001-5,0001,178 contacts →

Exact match

“The Midwest leader in EMS, Superior Air-Ground Ambulance, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchWeymouth, MA, United StatesHQ recorded Nov 6, 20261,001-5,000674 contacts →

Exact match

“A trusted name since 1906, providing a variety of services including 911 emergency response, Advanced Life Support (ALS), Basic Life Support (BLS), wheelchair van transportation…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLongmont, CO, United StatesHQ recorded Nov 6, 20261,001-5,000568 contacts →

Exact match

“Intrado is dedicated to saving lives and protecting communities, with a mission to provide comprehensive support in preparing for, responding to, and recovering from critical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSacramento, CA, United StatesHQ recorded Nov 6, 2026501-1,000485 contacts →

Exact match

“We live by our mission: In every situation, do what is right for the patient.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchEvanston, United StatesHQ recorded Nov 6, 2026201-500461 contacts →

Exact match

“For over twenty years, Hagerty Consulting has supported clients in preparing for, responding to, and recovering from some of the nation’s largest and most complex disasters.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchCharlotte, NC, United StatesHQ recorded Nov 6, 20261,001-5,000437 contacts →

Exact match

“Charlotte Fire is a full spectrum organization providing fire protection, emergency medical services, technical rescue, hazardous materials response, emergency management, fire…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSpring, TX, United StatesHQ recorded Nov 6, 2026n/a422 contacts →

Exact match

“Kenyon International Emergency Services (Kenyon), a TrustFlight company, is the world’s leading full-service disaster management company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchLongmont, CO, United StatesHQ recorded Nov 6, 20261,001-5,000381 contacts →

Exact match

“Intrado, formerly West, is an innovative, cloud-based, global technology partner to clients around the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSalt Lake City, UT, United StatesHQ recorded Nov 6, 2026201-500354 contacts →

Exact match

“Unified Fire Authority is Utah’s largest fire agency, serving over residents in the cities of Alta, Cottonwood Heights, Draper, Herriman, Holladay, Riverton, Taylorsville and the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchDunwoody, GA, United StatesHQ recorded Nov 6, 2026201-500339 contacts →

Exact match

“Juvare provides Enterprise Resilience Solutions for organizations to connect to the critical resources, data and mutual assistance they need to bounce forward stronger following…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchChantilly, FL, United StatesHQ recorded Nov 6, 2026501-1,000295 contacts →

Exact match

“For over 50 Years, our mission has always been simple: to restore property and lives with a servant's heart.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchCommerce, CA, United StatesHQ recorded Nov 6, 2026201-500291 contacts →

Exact match

“LifeLine-EMS is Southern California's premier response medical transportation agency, providing EMT, Paramedic, and Critical Care level services to patients in the communities we…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchRuston, MS, United StatesHQ recorded Nov 6, 2026501-1,000278 contacts →

Exact match

“Pafford EMS and it’s clinical air division, Pafford Air One, are apart of one of the oldest and largest private ambulance services in the country.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSarasota, CA, United StatesHQ recorded Nov 6, 2026201-500277 contacts →

Exact match

“Founded in 1976, Ceres Environmental Services, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchTampa, FL, United StatesHQ recorded Nov 6, 2026201-500273 contacts →

Exact match

“The mission of the Crisis Center of Tampa Bay is to ensure that no one in our community has to face crisis alone.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchAustin, TX, United StatesHQ recorded Nov 6, 2026501-1,000265 contacts →

Exact match

“Austin-Travis County EMS changes the lives of the people we serve by preserving life, improving health, and promoting safety.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchLargo, FL, United StatesHQ recorded Nov 6, 2026501-1,000260 contacts →

Exact match

“Sunstar is the 911 ambulance transport service for all Pinellas County residents, employing 750 local residents, and responding to around 500 calls a day.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchWoburn, MA, United StatesHQ recorded Nov 6, 2026201-500250 contacts →

Exact match

“LifeLine Ambulance Service, LLC A Transformative Healthcare Company LifeLine Ambulance was charted with the Commonwealth of Massachusetts, on April 25, 2006.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchSan Bernardino, CA, United StatesHQ recorded Nov 6, 2026501-1,000249 contacts →

Exact match

“The San Bernardino County Fire Protection District is a community-based, all hazard emergency services provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNorth Little Rock, LA, United StatesHQ recorded Nov 6, 2026201-500241 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 · Nov 6, 2026 · View company records in RevenueBase
23Exact matchArlington, MA, United StatesHQ recorded Nov 6, 2026201-500235 contacts →

Exact match

“We are currently hiring to fill Chair Car, EMT and Paramedic positions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchAnn Arbor, MI, United StatesHQ recorded Nov 6, 2026501-1,000233 contacts →

Exact match

“Emergent Health Partners is a nonprofit emergency medical services organization providing ALS and BLS EMS services to 1.1 million people in 14 counties of southern Michigan.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchDublin, OH, United StatesHQ recorded Nov 6, 2026501-1,000228 contacts →

Exact match

“When lives are on the line, you need the right tools in the bag and the right team at your side to make a difference.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 2,201 emergency response service providers based in the United States

See the full list, filter by size, metro and specialty, and access 13,432 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Emergency response service providers based in the United States at a glance

As of Nov 6, 2026
17.7%Verified-email coverage
34.5Average contacts per company
11-50Median size (employees)
1.5%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
805
11-50
741
51-200
459
201-500
114
501-1,000
35
1,001-5,000
28
5,001-10,000
2
10001+
10

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 2,201 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 “emergency response service providers” 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 13,432 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 November 6, 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 “emergency response service providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many emergency response service providers are there based in the United States?

RevenueBase identified 2,201 company matches for emergency response service providers associated with the United States as of November 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?

American Medical Response tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most emergency response service providers?

Houston leads with 34 company records, followed by New York (27) and Los Angeles (22).

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 13,432 professional contacts with verified work emails tracked across these 2,201 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 November 6, 2026.

Ready to reach these companies? Verified emails and direct dials for all 2,201 emergency response service providers 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.