Alarms Unlimited, Incorporated
Alarms Unlimited, Incorporated is a small business in San Diego, CA registered on SAM.gov to bid on federal contracts. It has won about $429 in federal prime contracts as a small business since fiscal year 2024, according to USAspending.gov.
- UEI
- HM5GVC4T3E76
- CAGE code
- 1XDY8
- 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 | Alarms Unlimited, Incorporated |
|---|---|
| Unique Entity ID (UEI) | HM5GVC4T3E76 |
| CAGE code | 1XDY8 |
| Location | San Diego, CA |
| SAM.gov registration | Active through Jun 22, 2027 |
| Business started | 1978 |
| Primary NAICS code | 561621: Security Systems Services (except Locksmiths) |
| Website | www.alarmsu.com |
| How to contact | Through its website above. No phone or email in SAM.gov's public file. Search UEI HM5GVC4T3E76 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).
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.
Check or correct this record at the source: open its SAM.gov entry, or search UEI HM5GVC4T3E76 () 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 Alarms Unlimited, Incorporated is small under
On its SAM.gov registration, Alarms Unlimited, Incorporated meets the SBA size standard for these industries, so it can bid on small business set-asides that use them.
- 561621 Security Systems Services (except Locksmiths)
Open contracts in Alarms Unlimited, Incorporated's NAICS codes
14 open federal opportunities on SAM.gov use one of Alarms Unlimited, Incorporated's NAICS codes and may be open to it: no set-aside, or, in the code it is registered small under, a small business set-aside. Here are a few, those in its primary code first, then those in California, then the soonest due.
- FY27 Annual Fire Detection, Annual Fire Suppression & Semi Annual Ansul Kitchen Hood Inspections, Usp Atwater
Due in 6 daysNov 13, 2026, 9:00 AM PST
- Lock, Key, and TRAKA Key Management Systems Maintenance and Support Services
Due in 5 daysNov 12, 2026, 9:00 AM EST
- Twenty-One Access-Control Door Panels and Enclosures and LenelS2 Onguard System Integration
Due in 5 daysNov 12, 2026, 11:00 AM EST
- G2 Security
Due in 6 daysNov 13, 2026, 11:00 AM CST
- Tobyhanna Gates & Turnstiles
✦ The Department of the Army (Army Contracting Command, Aberdeen Proving Ground, Tobyhanna office) wants a small business to service and maintain vehicle gates, barriers and…
Due in 6 daysNov 13, 2026, 12:00 PM EST
Similar small businesses
Other small businesses of a similar size with the same primary NAICS code (561621) that have won federal contracts in California:
- Fireside Security Group Inc, Hayward, CA
- Korsar-Contracts LLC, Irvine, CA
- Master Technology Integrators, Inc., Gardena, CA
- Enterprise Security, Inc., Yorba Linda, CA
- BHP Contracting, Pacheco, CA
- Electronic Innovations, Inc., Richmond, CA
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 Jun 22, 2027. We'll email you 60, 30 and 7 days ahead, and if it lapses.
Frequently asked questions
What is Alarms Unlimited, Incorporated's CAGE code?
Alarms Unlimited, Incorporated's CAGE code is 1XDY8. The Defense Logistics Agency assigns CAGE codes when a business registers on SAM.gov.
What is Alarms Unlimited, Incorporated's UEI?
Alarms Unlimited, Incorporated's Unique Entity ID (UEI) is HM5GVC4T3E76. SAM.gov assigns the UEI, and it identifies the business across the federal government.
Is Alarms Unlimited, Incorporated's SAM.gov registration active?
Yes, as of SAM.gov's public data from Nov 1, 2026, Alarms Unlimited, Incorporated's registration is active through Jun 22, 2027. Registrations are renewed every year.
Is Alarms Unlimited, Incorporated a small business?
Alarms Unlimited, Incorporated is registered on SAM.gov as small under 1 NAICS code, including its primary code, 561621. 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.