Company lists · Data refreshed September 2026
Top 25 Volunteer emergency services based in the United States
RevenueBase identified 1,477 volunteer emergency services headquartered in the United States as of September 2026 and tracks 47,988 professional contacts across them, including 10,426 with verified work emails. New York is the largest hub.
This list covers volunteer emergency services headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 22, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest volunteer emergency services based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 26,563 contacts → | ||||
Strong evidence “The American Red Cross prevents and alleviates human suffering in the face of emergencies by mobilizing the power of volunteers and the generosity of donors.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,146 contacts → | ||||
Indirect evidence “The Midwest leader in EMS, Superior Air-Ground Ambulance, Inc.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 3 | 665 contacts → | ||||
Partial evidence “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…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 4 | 483 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 5 | 264 contacts → | ||||
Indirect evidence “The mission of the Crisis Center of Tampa Bay is to ensure that no one in our community has to face crisis alone.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 6 | 257 contacts → | ||||
Indirect evidence “Austin-Travis County EMS changes the lives of the people we serve by preserving life, improving health, and promoting safety.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 7 | 228 contacts → | ||||
Partial evidence “The San Bernardino County Fire Protection District is a community-based, all hazard emergency services provider.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 8 | 191 contacts → | ||||
Partial evidence “Indianapolis EMS is the largest provider of emergency pre-hospital medical care in the state, responding to over 9-1-1 calls each year.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 9 | 186 contacts → | ||||
Indirect evidence “Since its inception, the goal for the Richmond Ambulance Authority (RAA) has been to provide its community with clinical excellence, while ensuring response time reliability and…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 10 | 184 contacts → | ||||
Partial evidence “ParaDocs provides our clients with the highest level of emergency medical standby.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 11 | 159 contacts → | ||||
Partial evidence “Joffe Emergency Services is an all-in-one provider of emergency response training, event safety, and disaster supplies for individuals, non-profits, small businesses, and…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 12 | 131 contacts → | ||||
Partial evidence “Providing professional-level fire and emergency medical services to the 164 sq.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 13 | 131 contacts → | ||||
Indirect evidence “Since 1986, Lynch EMS has been setting the bar in prompt, compassionate ambulance transportation.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 14 | 129 contacts → | ||||
Indirect evidence “Founded in 2001, Metro Atlanta Ambulance Service creates innovative transportation solutions for communities and healthcare systems throughout the greater-Atlanta area, provides…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 15 | 127 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 16 | 120 contacts → | ||||
Partial evidence “PF & R is Oregon’s largest fire and emergency services provider.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 17 | 115 contacts → | ||||
Indirect evidence “MedEx is North Carolina’s largest privately owned ambulance provider, operating a fleet of over 100 ambulances statewide.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 18 | 106 contacts → | ||||
Indirect evidence “For over 100 years, our organization has been providing prompt, professional pre-hospital care to the residents, workers and visitors of Hudson County, NJ.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 19 | 105 contacts → | ||||
Partial evidence “Assist Ambulance provides Emergency and non-emergency, Advanced Life Support and Basic Life Support 24 hours a day 365 days a year.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 20 | 102 contacts → | ||||
Indirect evidence “Harris County ESD 11 serves the northern portion of Harris County-an area roughly 25 miles north of the City of Houston with a population of over people.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 21 | 102 contacts → | ||||
Indirect evidence “Gold Cross Ambulance was founded in 1968 with the vision of providing quality medical care and customer service to anyone regardless of race, creed, color, religion or the ability…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 22 | 100 contacts → | ||||
Strong evidence “Georgetown Emergency Response Medical Service is a volunteer, student-run EMS organization that has provided rapid response, treatment, and transport to Georgetown University and…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 23 | 91 contacts → | ||||
Partial evidence “The San Ramon Valley Fire Protection District provides all-risk fire, rescue and emergency medical services to the communities of Alamo, Blackhawk, the Town of Danville, Diablo…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 24 | 90 contacts → | ||||
Partial evidence “Good Fellowship Ambulance & EMS Training Institute is a nonprofit emergency medical service providing basic, intermediate, and advanced life support to ten municipalities in…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 25 | 89 contacts → | ||||
Indirect evidence “Poudre Fire Authority (PFA) is an all-hazards response agency in the Front Range Foothills of beautiful Northern Colorado.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: volunteer emergency services. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names volunteer emergency services.
- Partial evidence
- Its own public description names part of volunteer emergency services, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name volunteer emergency services. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 1,477 volunteer emergency services based in the United States
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Volunteer emergency services based in the United States at a glance
As of Sep 22, 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 1,477 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among volunteer emergency services, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in the United States whose own description of what they do matches “volunteer emergency services”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names volunteer emergency services), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among volunteer emergency services, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 10,426 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 22, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names volunteer emergency services, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many volunteer emergency services are there based in the United States?
RevenueBase identified 1,477 volunteer emergency services headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
American RED Cross, headquartered in Washington, tops this list with the largest team on record.
Which city has the most volunteer emergency services?
New York leads with 14 headquartered companies, followed by Virginia Beach (12) and Pittsburgh (11).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 10,426 verified decision-maker contacts tracked across these 1,477 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 22, 2026.
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Volunteer emergency services by geography
- Volunteer emergency services based in Australia
- Volunteer emergency services based in Brazil
- Volunteer emergency services based in Canada
- Volunteer emergency services based in France
- Volunteer emergency services based in Germany
- Volunteer emergency services based in Italy
- Volunteer emergency services based in the Netherlands
- Volunteer emergency services based in Switzerland
- Volunteer emergency services based in the United Kingdom
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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- Volunteer emergency services based in Australia
- Volunteer emergency services based in Brazil
- Volunteer emergency services based in Canada
- Volunteer emergency services based in France
- Volunteer emergency services based in Germany
- Volunteer emergency services based in Italy