NAICS 621910

Ambulance Services — Government Contracts

Ambulance Services (NAICS 621910) covers firms providing emergency and non-emergency medical transport. The VA, DOD, and Indian Health Service frequently contract for ambulance services at medical centers and military installations.

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How to Win NAICS 621910 Contracts

Federal agencies classify solicitations using NAICS codes to identify the type of work or product being procured. NAICS 621910 (Ambulance Services) must be listed on your SAM.gov registration to appear in searches and receive notifications for matching opportunities.

Each NAICS code has a small business size standard, which determines whether your firm qualifies as "small" for set-aside competitions. Check the SBA's size standards table for NAICS 621910 — the threshold may be based on annual revenue or number of employees.

Many Ambulance Services contracts are awarded through multi-award indefinite delivery/indefinite quantity (IDIQ) vehicles. Winning a spot on an IDIQ allows you to compete for task orders over 5–10 years, providing a predictable pipeline of work.

Past performance is critical for NAICS 621910 opportunities. Start with smaller contracts (micro-purchases under $10,000 or simplified acquisitions under $250,000) to build your track record, then pursue larger opportunities as your CPARS ratings improve.

Frequently Asked Questions

What is NAICS code 621910?
NAICS 621910 stands for "Ambulance Services" under the North American Industry Classification System. It is used by federal agencies to classify the type of work being solicited. Businesses must have this code on their SAM.gov registration to be eligible for contracts classified under NAICS 621910.
How do I find NAICS 621910 contracts?
All federal contracts under NAICS 621910 are posted on SAM.gov (formerly FBO.gov). You can search by NAICS code, or use GovMatch to automatically receive daily matches for Ambulance Services opportunities based on your business profile.
What is the small business size standard for NAICS 621910?
The SBA sets a size standard for each NAICS code that determines small business eligibility. For NAICS 621910, check the current size standards on the SBA website — standards are updated periodically and may be based on average annual receipts or number of employees.
Can I add NAICS 621910 to my SAM.gov registration?
Yes. You can add multiple NAICS codes to your SAM.gov Entity Registration. Adding NAICS 621910 ensures your business appears in agency market research and receives relevant solicitation notifications. There is no limit to the number of NAICS codes you can list.
What certifications help win NAICS 621910 contracts?
Useful certifications vary by industry. Common ones for Ambulance Services include SBA 8(a) (disadvantaged businesses), HUBZone, SDVOSB, and WOSB. Industry-specific certifications (ISO 9001, CMMI, FedRAMP, etc.) can also strengthen your proposals and differentiate your firm.

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