Medical Laboratories: federal contracts
Federal agencies obligated $281.5M in net prime contract dollars under NAICS 621511 in the 12 months ending Oct 5, 2026, down 36.9% from $446.2M in the preceding 12 months.
Obligations by fiscal year
Net prime contract obligations across all agencies.
Agency markets for this NAICS
Open an agency to see its top contractors, funding offices, and potential recompetes.
Top contractors
All agencies, ranked by net obligations in the latest 12 months.
| # | Contractor | Latest 12 mo |
|---|---|---|
| 1 | Laboratory Corporation of America | $79.4M |
| 2 | Quest Diagnostics Incorporated | $67.1M |
| 3 | Foundation Medicine, Inc. | $19.2M |
| 4 | SNA International LLC | $18.5M |
| 5 | Center for Disease Detection, LLC | $13.6M |
| 6 | Baylor Miraca Genetics Laboratories LLC | $10.8M |
| 7 | College of American Pathologists | $9.8M |
| 8 | Arup Laboratories Inc | $9.6M |
| 9 | Mayo Collaborative Services, Inc. | $6.8M |
| 10 | Caredx, Inc. | $5.9M |
Recent awards
New prime contract awards of $100K or more under this NAICS code, most recent first.
| Award | Contractor | Obligated | Start |
|---|---|---|---|
| 36C24527P0042 | All American Express Solutions LLC Department of Veterans Affairs | $160K | Oct 2, 2026 |
| 36C25227N0098 | Quest Diagnostics Incorporated Department of Veterans Affairs | $7.2M | Oct 1, 2026 |
| 36C25227N0090 | Quest Diagnostics Incorporated Department of Veterans Affairs | $3.1M | Oct 1, 2026 |
| 36C25627N0072 | Laboratory Corporation of America Department of Veterans Affairs | $3.0M | Oct 1, 2026 |
| 36C24827N0033 | Quest Diagnostics Incorporated Department of Veterans Affairs | $2.7M | Oct 1, 2026 |
| 36C24527N0041 | Quest Diagnostics Incorporated Department of Veterans Affairs | $2.7M | Oct 1, 2026 |
| 36C26127N0007 | Laboratory Corporation of America Department of Veterans Affairs | $2.6M | Oct 1, 2026 |
| 36C24527N0043 | Quest Diagnostics Incorporated Department of Veterans Affairs | $2.2M | Oct 1, 2026 |
Prime contracts (award types A–D) from USAspending.gov, grouped by the NAICS code the agency assigned to each award. An award's NAICS code describes how the agency classified that purchase; it does not set eligibility for a future solicitation.
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