What is NAICS code 621991?

NAICS 621991 is the industry "Blood and Organ Banks" in the North American Industry Classification System, part of the Health Care and Social Assistance sector (62).

What is the size standard for NAICS 621991?

The SBA sets a small business size standard for each NAICS code, either average annual receipts or number of employees. Check the current value for 621991 in the SBA table of size standards on sba.gov; it changes from time to time.

NAICS Code 621991: Blood and Organ Banks

NAICS code 621991 is the industry for blood and organ banks in the Health Care and Social Assistance sector. Agencies tag every federal contract with a NAICS code, so this is the code to list in your SAM.gov registration and to search for bids.

Government contracts under NAICS 621991

Federal agencies obligated $323M on contracts under NAICS 621991 from FY2024 to FY2026, including $107M in FY2026. The biggest buyers were the Department of Veterans Affairs, the Department of Health and Human Services, the Department of Defense. The largest contractors were American National Red Cross, the, Community Blood Center, The Univeristy of Texas M.D. Anderson Cancer Center.

See the full breakdown: government blood and organ banks contracts, who wins and who buys.

Open government bids for NAICS 621991

The newest open notices from SAM.gov. Bidding needs a free SAM.gov registration.

BPA - Blood Transfusion ServicesClosing soon
Dept of Defense · Combined Synopsis/Solicitation · NAICS 621991 · OH · No Set aside used
Posted Oct 29, 2026 · Responses due Nov 3, 2026

See all 1 open bids under NAICS 621991

Small business size standard for NAICS 621991

To bid on small business set-aside contracts under NAICS 621991, your business must be small under the SBA size standard for this code, measured either by average annual receipts or by number of employees. The values are updated periodically, so check the current SBA table of size standards before you bid.

Other NAICS codes in 6219

How to choose the right NAICS code

Pick the 6-digit code that best describes what you sell. List it as your primary code in SAM.gov, and add other codes for related work. Agencies choose one NAICS code for each contract, so check the codes on past awards for the kind of work you do. Search all codes in the NAICS code lookup.

Related guides

Frequently asked questions

What is NAICS code 621991?: NAICS 621991 is the industry "Blood and Organ Banks" in the North American Industry Classification System, part of the Health Care and Social Assistance sector (62).
What is the size standard for NAICS 621991?: The SBA sets a small business size standard for each NAICS code, either average annual receipts or number of employees. Check the current value for 621991 in the SBA table of size standards on sba.gov; it changes from time to time.
Are there government contracts for NAICS 621991?: Yes. Federal agencies obligated $323M on contracts under NAICS 621991 from FY2024 to FY2026, and 1 notices are open right now.