Masterful Maintenance Services, Inc
Masterful Maintenance Services, Inc is a small business in Mayaguez, PR registered on SAM.gov to bid on federal contracts. It has won about $28,900 in federal prime contracts as a small business since fiscal year 2024, according to USAspending.gov.
- UEI
- GL4HQ6Q47NQ4
- CAGE code
- 85M52
- SAM.gov registration
- Active
Federal contract history
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Registration details
Show registration details
From SAM.gov's monthly public file dated Nov 1, 2026. If the business has updated its registration since, SAM.gov shows the newer details.
| Legal business name | Masterful Maintenance Services, Inc |
|---|---|
| Unique Entity ID (UEI) | GL4HQ6Q47NQ4 |
| CAGE code | 85M52 |
| Location | Mayaguez, PR |
| SAM.gov registration | Active through Apr 30, 2027 |
| Business started | 2010 |
| Primary NAICS code | 238210: Electrical Contractors and Other Wiring Installation Contractors |
| How to contact | No phone or email in SAM.gov's public file. Search UEI GL4HQ6Q47NQ4 in SBA's Small Business Search for a contact the business added. |
Certifications and business types
No SBA certification (8(a), HUBZone or WOSB) in SAM.gov's public file (Nov 1, 2026).
- Hispanic American-owned (self-reported in SAM.gov)
- Minority-owned (self-reported in SAM.gov)
SBA certifications let a business compete for set-aside contracts (set-asides explained). Check the current record on its SAM.gov entry.
How to check or correct this record
The file sometimes leaves a certification out, and a newer one won't be in it yet. Self-reported business types are what the firm says about itself on SAM.gov; they aren't SBA certifications.
Check or correct this record at the source: open its SAM.gov entry, or search UEI GL4HQ6Q47NQ4 () in SAM.gov's entity search (free sign-in) and in SBA's Small Business Search (formerly DSBS), which shows SBA certifications. The business can update its details in its SAM.gov registration and its certifications at certifications.sba.gov.
NAICS codes Masterful Maintenance Services, Inc is small under
On its SAM.gov registration, Masterful Maintenance Services, Inc meets the SBA size standard for these industries, so it can bid on small business set-asides that use them.
- 238210 Electrical Contractors and Other Wiring Installation Contractors
- 236118 Residential Remodelers
- 236210 Industrial Building Construction
- 236220 Commercial and Institutional Building Construction
- 238220 Plumbing, Heating, and Air-Conditioning Contractors
- 561210 Facilities Support Services
- 561710 Exterminating and Pest Control Services
- 561720 Janitorial Services
- 811310 Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
Open contracts in Masterful Maintenance Services, Inc's NAICS codes
344 open federal opportunities on SAM.gov use one of Masterful Maintenance Services, Inc's NAICS codes and may be open to it: no set-aside, or, in the codes it is registered small under, a small business set-aside. Here are a few, those in its primary code first (none of these are in Puerto Rico right now), then the soonest due.
- Sources Sought -Building 493 Generator and Backup Power Installation- Red River Army Depot
Due in 2 daysNov 9, 2026, 10:00 AM CST
- IDAHO PANHANDLE NATIONAL FOREST - Fernan RS Snowmobile Shed Electrical Project
Due in 2 daysNov 9, 2026, 4:00 PM MST
- Electrical Testing (Solicitation)
Due in 3 daysNov 10, 2026, 9:00 AM EST
- FY27 Building 1 Circuit Tracing Services
Due in 4 daysNov 11, 2026, 2:00 AM EST
- Inspect and Repair of 13.2KV Main Switchgear
✦ The U.S. Coast Guard Academy in New London, Connecticut, needs a licensed electrical contractor to inspect, repair, test and restore Eaton/Cutler-Hammer MVS2 13.2 kV switchgear,…
Due in 5 daysNov 12, 2026, 8:00 AM EST
Similar small businesses
Other small businesses of a similar size with the same primary NAICS code (238210) that have won federal contracts in Puerto Rico:
- Sunlife Technology L.L.C., Guaynabo, PR
- Professional Communications Inc, San Juan, PR
- Power & Instrumentation Services Inc, Vega Baja, PR
Is this your business? Get a reminder before the SAM.gov registration expires
Get a reminder before the SAM.gov registration expires. It's active through Apr 30, 2027. We'll email you 60, 30 and 7 days ahead, and if it lapses.
Frequently asked questions
What is Masterful Maintenance Services, Inc's CAGE code?
Masterful Maintenance Services, Inc's CAGE code is 85M52. The Defense Logistics Agency assigns CAGE codes when a business registers on SAM.gov.
What is Masterful Maintenance Services, Inc's UEI?
Masterful Maintenance Services, Inc's Unique Entity ID (UEI) is GL4HQ6Q47NQ4. SAM.gov assigns the UEI, and it identifies the business across the federal government.
Is Masterful Maintenance Services, Inc's SAM.gov registration active?
Yes, as of SAM.gov's public data from Nov 1, 2026, Masterful Maintenance Services, Inc's registration is active through Apr 30, 2027. Registrations are renewed every year.
Is Masterful Maintenance Services, Inc a small business?
Masterful Maintenance Services, Inc is registered on SAM.gov as small under 9 NAICS codes, including its primary code, 238210. 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
- Hiring subcontractors? List small businesses by state, NAICS code and certification
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 report a mistake on this page, or to ask us to remove it, email hello@fedready.us with the page address; we reply within 2 business days. For a removal, write from an address at the company.