K & C Building Service, LLC
K & C Building Service, LLC (doing business as K & C Building Service) is a small business in Castro Valley, CA registered on SAM.gov to bid on federal contracts. It has won about $85,287 in federal prime contracts since fiscal year 2024, according to USAspending.gov.
- UEI
- XRNPYS4UAL44
- CAGE code
- 60ZS5
- SAM.gov registration
- Active
Registration details
| Legal business name | K & C Building Service, LLC |
|---|---|
| Doing business as | K & C Building Service |
| Unique Entity ID (UEI) | XRNPYS4UAL44 |
| CAGE code | 60ZS5 |
| Location | Castro Valley, CA |
| SAM.gov registration | Active through Mar 18, 2027 |
| Business started | 2008 |
| Primary NAICS code | 561720: Janitorial Services |
Certifications and business types
- Minority-owned (self-reported in SAM.gov)
- Women-owned (self-reported in SAM.gov)
- Women-owned small business (self-reported in SAM.gov)
SBA certifications let a business compete for set-aside contracts. See set-aside contracts explained.
Federal contract history
| Fiscal year | Prime contract obligations |
|---|---|
| FY2023 | $-54,921 |
| FY2024 | $38,594 |
| FY2025 | $39,738 |
| FY2026 | $6,955 |
Its biggest federal customers over the last four fiscal years: Federal Aviation Administration ($30,366).
Recent contract awards
| Awarded | Agency | What it's for | Amount |
|---|---|---|---|
| Aug 24, 2022 | Federal Aviation Administration | Grounds maintenance services for various oakland locations | $161,292 |
| Nov 28, 2017 | Federal Aviation Administration | Consolidated janitorial / landscape, cab shade and window washing services at various… | $1.6 million |
| Dec 30, 2016 | Federal Aviation Administration | Grounds maintenance at san francisco golden gate district office, oakland and east bay… | $8,395 |
Figures are prime contract obligations reported to USAspending.gov. Work done as a subcontractor isn't included.
NAICS codes K & C Building Service, LLC is small under
On its SAM.gov registration, K & C Building Service, LLC meets the SBA size standard for these industries, so it can bid on small business set-asides that use them.
Open contracts in K & C Building Service, LLC's NAICS codes
22 open federal opportunities on SAM.gov use a NAICS code K & C Building Service, LLC is small under. These are due soonest.
- Custodial Services - Ashley, PA (PA004)
Due in 3 daysOct 13, 2026
- Sources Sought: Janitorial/Custodial Services - Eagle Pass, TX
Due in 3 daysOct 13, 2026
- Sources Sought Notice - Janitorial Services for Richmond National Cemetery and Satellite Cemeteries
Due in 4 daysOct 14, 2026
- Sources Sought Notice -Janitorial Services for Richmond National Cemetery and Satellite Cemeteries
Due in 4 daysOct 14, 2026
- European Healthcare Environmental Cleaning (HEC) Services
✦ The Defense Health Agency wants a single contractor to provide specialized hospital-grade Healthcare Environmental Cleaning (HEC), plus linen and regulated medical waste…
Due in 5 daysOct 15, 2026
Similar small businesses
Other small businesses with the same primary NAICS code (561720) that have won federal contracts, starting with California:
- Roselin Charitar, Merced, CA
- NJS Joint Venture, LLC, San Jose, CA
- Acuity Total Solutions, Ventura, CA
- Clean Solution Services Inc., San Francisco, CA
- Jerald Varela, Palmdale, CA
- NMS Management Inc., National City, CA
Frequently asked questions
What is K & C Building Service, LLC's CAGE code?
K & C Building Service, LLC's CAGE code is 60ZS5. The Defense Logistics Agency assigns CAGE codes when a business registers on SAM.gov.
What is K & C Building Service, LLC's UEI?
K & C Building Service, LLC's Unique Entity ID (UEI) is XRNPYS4UAL44. SAM.gov assigns the UEI, and it identifies the business across the federal government.
Is K & C Building Service, LLC's SAM.gov registration active?
Yes, as of the latest SAM.gov public data, K & C Building Service, LLC's registration is active through mar 18, 2027. Registrations are renewed every year.
Is K & C Building Service, LLC a small business?
K & C Building Service, LLC is registered on SAM.gov as small under 2 NAICS codes, including its primary code, 561720. 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.