Vivian Li
Vivian Li is a small business in Boulder, CO registered on SAM.gov to bid on federal contracts. It has won about $54,976 in federal prime contracts since fiscal year 2024, according to USAspending.gov.
- UEI
- R28SLKQUFLW4
- CAGE code
- 21JB7
- SAM.gov registration
- Active
Registration details
| Legal business name | Vivian Li |
|---|---|
| Unique Entity ID (UEI) | R28SLKQUFLW4 |
| CAGE code | 21JB7 |
| Location | Boulder, CO |
| SAM.gov registration | Active through Jun 9, 2027 |
| Business started | 2026 |
| Primary NAICS code | 541690: Other Scientific and Technical Consulting Services |
Federal contract history
USAspending.gov shows no federal prime contracts for this UEI in the last five years. Many small businesses start as subcontractors to larger firms; see how to become a government subcontractor.
NAICS codes Vivian Li is small under
On its SAM.gov registration, Vivian Li meets the SBA size standard for these industries, so it can bid on small business set-asides that use them.
- 541690 Other Scientific and Technical Consulting Services
Open contracts in Vivian Li's NAICS codes
14 open federal opportunities on SAM.gov use a NAICS code Vivian Li is small under. These are due soonest.
- Design Basis Threat (DBT) and Target Sets Security
Due in 2 daysOct 12, 2026
- Flow-Induced Vibration Review and Guidance
Due in 2 daysOct 12, 2026
- Respirator Fit Testing
Due in 3 daysOct 13, 2026
- Community Health Immunization Resources
✦ The Indian Health Service wants a contractor to build culturally appropriate vaccine education materials (toolkits, flyers, other tools) that Community Health Workers can share…
Due in 3 daysOct 13, 2026
- Health Economics Analysis Services
Due in 4 daysOct 14, 2026
Similar small businesses
Other small businesses with the same primary NAICS code (541690) that have won federal contracts, starting with Colorado:
- Hikina 2 Komohana Consulting Inc., Boulder, CO
- Scale Measurement LLC, Granby, CO
- Physics Services, LLC, Boulder, CO
- Bieber Consulting, LLC, Parker, CO
- Rocky Mountain Officials, LLC, Centennial, CO
- Christopher M Quinn, Thornton, CO
Frequently asked questions
What is Vivian Li's CAGE code?
Vivian Li's CAGE code is 21JB7. The Defense Logistics Agency assigns CAGE codes when a business registers on SAM.gov.
What is Vivian Li's UEI?
Vivian Li's Unique Entity ID (UEI) is R28SLKQUFLW4. SAM.gov assigns the UEI, and it identifies the business across the federal government.
Is Vivian Li's SAM.gov registration active?
Yes, as of the latest SAM.gov public data, Vivian Li's registration is active through jun 9, 2027. Registrations are renewed every year.
Is Vivian Li a small business?
Vivian Li is registered on SAM.gov as small under 1 NAICS code, including its primary code, 541690. Size is set per NAICS code, so a business can be small for some contracts and not others.
Keep going
- Look up another business's CAGE code or UEI
- Check a SAM.gov registration's status
- How to become a government subcontractor
Registration details come from SAM.gov's public entity extract and contract figures from USAspending.gov. Contact names and street addresses are left out. To change these details, update the registration on SAM.gov. To ask us to remove this page, email hello@fedready.us.