Medical Laboratories (NAICS 621511) contracts expiring 2027–2028
2 small-business set-aside contracts in NAICS 621511 end between Apr 18, 2027 and Apr 18, 2028, with $11,518,025 obligated so far. Biggest buyers: Centers for Disease Control and Prevention, Department of Veterans Affairs. By set-aside: 1 WOSB/EDWOSB, 1 8(a).
Data as of Oct 17, 2026 from USAspending.gov (refreshed weekly, last Oct 17, 2026). 1 open NAICS 621511 bids now · NAICS 621511 size standard · How the score works
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Contracts ending, highest score first
| Score | Incumbent | Agency | Industry | State | Total obligated | Ends |
|---|
| 73 | THE WONG GROUP LLC ATLANTA AUTOPSY SERVICES DURING COVID 19 PANDEMIC Why 73? ends in 13 mo · no option years left · $783K · 1 offer last time · standalone contract- Ends in about 13 months (Nov 20, 2027). +17/30
- No unexercised option years on record, so new work likely has to be awarded when it ends. +20/20
- $783K obligated so far. +6/20
- Last time it was competed under simplified acquisition procedures, and only 1 offer came in. +20/20
- Standalone contract, so the follow-on is not tied to an existing vehicle. +10/10
- The incumbent has held it since 2022 (about 4 years).
| Department of Veterans Affairs Department of Veterans Affairs | Medical Laboratories (621511) | GA | $782,650 | Nov 20, 2027 |
| 49 | CHEROKEE NATION OPERATIONAL SOLUTIONS, L.L.C. CANDIDATE VACCINE VIRUSES DEVELOPMENT Why 49? ends in 11 mo · options could run to Sep 2028 · $11M · sole source last time · standalone contract- Ends in about 11 months (Sep 28, 2027). +20/30
- Unexercised options on record could extend it to Sep 28, 2028, so the agency may extend instead of recompeting. +0/20
- $11M obligated so far. +15/20
- Last time it was not available for competition (sole source), so the agency could sole-source the follow-on again. +4/20
- Standalone contract, so the follow-on is not tied to an existing vehicle. +10/10
- The incumbent has held it since 2023 (about 3 years).
| Department of Health and Human Services Centers for Disease Control and Prevention | Medical Laboratories (621511) | GA | $10,735,375 | Sep 28, 2027 |
Largest: Cherokee Nation Operational Solutions, L.L.C., $10,735,375 with Centers for Disease Control and Prevention, ends Sep 28, 2027.
Frequently asked questions
How many NAICS 621511 set-aside contracts are expiring soon?
As of Oct 17, 2026, AwardWatchdog tracks 2 small-business set-aside recompete opportunities in NAICS 621511 (Medical Laboratories) whose current period of performance ends between Apr 18, 2027 and Apr 18, 2028, with $11,518,025 obligated so far. 0 score as high priority (80+).
Which agencies have the most NAICS 621511 contracts ending?
By dollars obligated: Centers for Disease Control and Prevention ($10,735,375), Department of Veterans Affairs ($782,650). Source: USAspending.gov, as of Oct 17, 2026.
Which NAICS 621511 contract ends first?
Cherokee Nation Operational Solutions, L.L.C.'s contract with Centers for Disease Control and Prevention (75D30123C17958) ends Sep 28, 2027, with $10,735,375 obligated.
End dates are the current period of performance and can move when options are exercised or the contract is extended. Not affiliated with the U.S. government; confirm on USAspending.gov and SAM.gov.