Capstone Mechanical & General Contractor LLC
Capstone Mechanical & General Contractor LLC is a small business in San Juan, PR registered on SAM.gov to bid on federal contracts. It has won about $2.9 million in federal prime contracts since fiscal year 2024, according to USAspending.gov.
- UEI
- VMMHLJVJWG35
- CAGE code
- 7ZKB8
- SAM.gov registration
- Active
Registration details
| Legal business name | Capstone Mechanical & General Contractor LLC |
|---|---|
| Unique Entity ID (UEI) | VMMHLJVJWG35 |
| CAGE code | 7ZKB8 |
| Location | San Juan, PR |
| SAM.gov registration | Active through Sep 8, 2027 |
| Business started | 2017 |
| Primary NAICS code | 236220: Commercial and Institutional Building Construction |
Certifications and business types
- Minority-owned (self-reported in SAM.gov)
- Small disadvantaged 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 | $458,600 |
| FY2024 | $960,249 |
| FY2025 | $1 million |
| FY2026 | $985,649 |
Its biggest federal customers over the last four fiscal years: Internal Revenue Service ($2.9 million), Animal and Plant Health Inspection Service ($458,600) and Under Secretary for Farm and Foreign Agricultural Services ($3,880).
Recent contract awards
| Awarded | Agency | What it's for | Amount |
|---|---|---|---|
| Sep 29, 2025 | Under Secretary for Farm and Foreign Agricultural Services | Usda nrcs caribbean area requires a licensed electrician to perform electrical services… | $3,880 |
| Sep 18, 2024 | Internal Revenue Service | Order for logistics support services in puerto rico | $2.9 million |
| Jul 26, 2023 | Animal and Plant Health Inspection Service | Hvac chiller replacement, carolina, pr | $458,600 |
Figures are prime contract obligations reported to USAspending.gov. Work done as a subcontractor isn't included.
NAICS codes Capstone Mechanical & General Contractor LLC is small under
On its SAM.gov registration, Capstone Mechanical & General Contractor LLC meets the SBA size standard for these industries, so it can bid on small business set-asides that use them.
- 236220 Commercial and Institutional Building Construction
- 221114 Solar Electric Power Generation
- 221122 Electric Power Distribution
- 236115 New Single-Family Housing Construction (except For-Sale Builders)
- 236116 New Multifamily Housing Construction (except For-Sale Builders)
- 236118 Residential Remodelers
- 236210 Industrial Building Construction
- 237110 Water and Sewer Line and Related Structures Construction
- 237120 Oil and Gas Pipeline and Related Structures Construction
- 237130 Power and Communication Line and Related Structures Construction
- 237310 Highway, Street, and Bridge Construction
- 237990 Other Heavy and Civil Engineering Construction
- 238110 Poured Concrete Foundation and Structure Contractors
- 238120 Structural Steel and Precast Concrete Contractors
- 238130 Framing Contractors
- 238140 Masonry Contractors
- 238150 Glass and Glazing Contractors
- 238160 Roofing Contractors
- 238190 Other Foundation, Structure, and Building Exterior Contractors
- 238210 Electrical Contractors and Other Wiring Installation Contractors
- 238220 Plumbing, Heating, and Air-Conditioning Contractors
- 238310 Drywall and Insulation Contractors
- 238320 Painting and Wall Covering Contractors
- 238330 Flooring Contractors
And 21 more.
Open contracts in Capstone Mechanical & General Contractor LLC's NAICS codes
1,171 open federal opportunities on SAM.gov use a NAICS code Capstone Mechanical & General Contractor LLC is small under. These are due soonest.
- Army Family Housing (AFH) Maintenance Services
Due in 2 daysOct 12, 2026
- The U.S. Fish and Wildlife Service, Region 2 Heavy Equipment Maintenance and Re
✦ The U.S. Fish and Wildlife Service (Region 2) plans a 10-year multiple-award Blanket Purchase Agreement for heavy equipment maintenance and repair in Arizona, New Mexico,…
Due in 2 daysOct 12, 2026
- John Deere 544E Forklift Repair Services
Due in 2 daysOct 12, 2026
- Optimized Storage and Replenishment Solution
Due in 2 daysOct 12, 2026
- CTX Chapel Window Repair/Replacement | NEED DATE
Due in 2 daysOct 12, 2026
Similar small businesses
Other small businesses with the same primary NAICS code (236220) that have won federal contracts, starting with Puerto Rico:
- Advantix Engineering Corp, Caguas, PR
- Maglez Engineerings & Contractors Corp, Florida, PR
- Project Management Solutions LLC, San Juan, PR
- Rodriguez & Garland Inc, San Juan, PR
- CSS Contractors Corp, Bayamon, PR
- Per-Geesh Teksol JV, LLC, Mayaguez, PR
Frequently asked questions
What is Capstone Mechanical & General Contractor LLC's CAGE code?
Capstone Mechanical & General Contractor LLC's CAGE code is 7ZKB8. The Defense Logistics Agency assigns CAGE codes when a business registers on SAM.gov.
What is Capstone Mechanical & General Contractor LLC's UEI?
Capstone Mechanical & General Contractor LLC's Unique Entity ID (UEI) is VMMHLJVJWG35. SAM.gov assigns the UEI, and it identifies the business across the federal government.
Is Capstone Mechanical & General Contractor LLC's SAM.gov registration active?
Yes, as of the latest SAM.gov public data, Capstone Mechanical & General Contractor LLC's registration is active through sep 8, 2027. Registrations are renewed every year.
Is Capstone Mechanical & General Contractor LLC a small business?
Capstone Mechanical & General Contractor LLC is registered on SAM.gov as small under 45 NAICS codes, including its primary code, 236220. 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.