Merlo Plumbing Company, Inc.
Merlo Plumbing Company, Inc. is a small business in St. Louis, MO registered on SAM.gov to bid on federal contracts. It has won about $4,653 in federal prime contracts as a small business since fiscal year 2024, according to USAspending.gov.
- UEI
- H8FFNA7B4H22
- CAGE code
- 3XVM3
- 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 | Merlo Plumbing Company, Inc. |
|---|---|
| Unique Entity ID (UEI) | H8FFNA7B4H22 |
| CAGE code | 3XVM3 |
| Location | St. Louis, MO |
| SAM.gov registration | Active through Mar 24, 2027 |
| Business started | 1983 |
| Primary NAICS code | 238220: Plumbing, Heating, and Air-Conditioning Contractors |
| Website | merloplumbing.com |
| How to contact | Through its website above. No phone or email in SAM.gov's public file. Search UEI H8FFNA7B4H22 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 H8FFNA7B4H22 () 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 Merlo Plumbing Company, Inc. is small under
On its SAM.gov registration, Merlo Plumbing Company, Inc. meets the SBA size standard for these industries, so it can bid on small business set-asides that use them.
Open contracts in Merlo Plumbing Company, Inc.'s NAICS codes
64 open federal opportunities on SAM.gov use one of Merlo Plumbing Company, 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 Missouri right now), then the soonest due.
- CGC Scioto Water Mist Fire Protection System
Due in 2 daysNov 9, 2026, 8:00 AM PST
- EROS Removal and replacement of chilled and conden
✦ The U.S. Geological Survey (USGS) wants a small business to replace chilled and condenser water piping at its Earth Resources Observation and Science (EROS) Center in Sioux…
Due in 2 daysNov 9, 2026, 5:00 PM CSTThe AI summary flags this date. Check SAM.gov.
- Or-Bandon Marsh NWR-Bandon HVAC
✦ The U.S. Fish and Wildlife Service (FWS) wants a contractor to replace the heating and air conditioning (HVAC) system at the Bandon Marsh National Wildlife Refuge bunkhouse in…
Due in 3 daysNov 10, 2026, 9:00 AM ESTThe AI summary flags this date. Check SAM.gov.
- White City B249 SE HVAC Repair
Due in 3 daysNov 10, 2026, 12:00 PM PST
- Ok-Deep Fork NWR-Quarters HVAC Replacem
Due in 4 daysNov 11, 2026, 12:00 PM EST
Similar small businesses
Other small businesses of a similar size with the same primary NAICS code (238220) that have won federal contracts in Missouri:
- First Class Heating and Cooling, LLC, Harrisonville, MO
- Air Systems, L.L.C., Columbia, MO
- Korsmeyer Fire Protection, LLC, Jefferson City, MO
- J. Louis Crum Corporation, Columbia, MO
- Pro-Mechanical LLC, Oak Grove, MO
- Recon Construction Specialties LLC, Villa Ridge, MO
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 Mar 24, 2027. We'll email you 60, 30 and 7 days ahead, and if it lapses.
Frequently asked questions
What is Merlo Plumbing Company, Inc.'s CAGE code?
Merlo Plumbing Company, Inc.'s CAGE code is 3XVM3. The Defense Logistics Agency assigns CAGE codes when a business registers on SAM.gov.
What is Merlo Plumbing Company, Inc.'s UEI?
Merlo Plumbing Company, Inc.'s Unique Entity ID (UEI) is H8FFNA7B4H22. SAM.gov assigns the UEI, and it identifies the business across the federal government.
Is Merlo Plumbing Company, Inc.'s SAM.gov registration active?
Yes, as of SAM.gov's public data from Nov 1, 2026, Merlo Plumbing Company, Inc.'s registration is active through Mar 24, 2027. Registrations are renewed every year.
Is Merlo Plumbing Company, Inc. a small business?
Merlo Plumbing Company, Inc. is registered on SAM.gov as small under 4 NAICS codes, including its primary code, 238220. 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.