Adolf Meller Co
Adolf Meller Co is a small business in Providence, RI registered on SAM.gov to bid on federal contracts. It has won about $987,467 in federal prime contracts since fiscal year 2024, according to USAspending.gov's award records for its UEI.
- UEI
- UBQ9S5D2MPU4
- CAGE code
- 62439
- SAM.gov registration
- Active
SBIR and STTR awards
Adolf Meller Co has won 2 small business R&D awards worth $1.1 million through the SBIR and STTR programs since 2016, 1 of them Phase II. Funded by Navy.
| Awarded | Agency | Project | Amount |
|---|---|---|---|
| Feb 23, 2018 | Navy | SBIR Phase II Reduced Cost Fabrication of Optical Sapphire Hyper-hemispheres for Submarine Masts | $957,502 |
| Jun 23, 2016 | Navy | SBIR Phase I Reduced Cost Fabrication of Optical Sapphire Hyper-hemispheres for Submarine Masts | $149,702 |
Award data from SBIR.gov. SBIR and STTR awards are grants or contracts for R&D, so some don't appear in its federal contract history.
Federal contract history
| Fiscal year | Obligated, prime contracts |
|---|---|
| FY2024 | $740,600 |
| FY2025 | $246,867 |
These are every prime contract USAspending.gov records under UEI UBQ9S5D2MPU4, from its award search. For a company that is part of a parent company, USAspending's recipient page can show a different figure for a year, because it counts the company's own record and its parent's record separately.
Recent contract awards
New contracts, by the date each was first signed. Orders and changes to older contracts count in the yearly totals above but aren't listed here, and Defense awards appear 90 days after signing.
| Awarded | Agency | What it's for | Obligated |
|---|---|---|---|
| Sep 3, 2024 | Department of the Navy | Windows infrared, geranium coating | $987,467 |
Figures are prime contract obligations reported to USAspending.gov. Work done as a subcontractor isn't included.
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 | Adolf Meller Co |
|---|---|
| Unique Entity ID (UEI) | UBQ9S5D2MPU4 |
| CAGE code | 62439 |
| Location | Providence, RI |
| SAM.gov registration | Active through May 14, 2027 |
| Business started | 1946 |
| Primary NAICS code | 333310: Commercial and Service Industry Machinery Manufacturing |
| Website | www.melleroptics.com |
| How to contact | Through its website above. No phone or email in SAM.gov's public file. Search UEI UBQ9S5D2MPU4 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 UBQ9S5D2MPU4 () 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 Adolf Meller Co is small under
On its SAM.gov registration, Adolf Meller Co meets the SBA size standard for these industries, so it can bid on small business set-asides that use them.
- 333310 Commercial and Service Industry Machinery Manufacturing
- 327211 Flat Glass Manufacturing
- 327999 All Other Miscellaneous Nonmetallic Mineral Product Manufacturing
- 332721 Precision Turned Product Manufacturing
- 334511 Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
- 334516 Analytical Laboratory Instrument Manufacturing
- 334519 Other Measuring and Controlling Device Manufacturing
- 336390 Other Motor Vehicle Parts Manufacturing
- 336411 Aircraft Manufacturing
- 336419 Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment Manufacturing
- 339112 Surgical and Medical Instrument Manufacturing
- 339999 All Other Miscellaneous Manufacturing
Open contracts in Adolf Meller Co's NAICS codes
236 open federal opportunities on SAM.gov use one of Adolf Meller Co'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 Rhode Island right now), then the soonest due.
- FCI Englewood - Dish Machine - 26Z4AV7
Due in 6 daysNov 12, 2026, 2:00 PM EST
- Periscope, Tube, Out
✦ The Navy (NAVSUP Weapon Systems Support, Mechanicsburg) wants a periscope outer tube, national stock number (NSN) 1240-01-634-0653, a critical safety part for a shipboard system.
Due in 6 daysNov 12, 2026, 2:00 PM ESTThe AI summary flags this date. Check SAM.gov.
- Project Name: Veteran Self-Employment Plan – AI Vending Machines; Project Number: None; and Station Location: Sioux Falls, South Dakota, Veterans Affairs Regional Office (VARO), Veteran Readiness and Employment (VR&E) Division
Due in 6 daysNov 12, 2026, 3:00 PM EST
- Synopsis, Sensor Gimbal GS207, NSN: 5836-01-556-9112
Due in 6 daysNov 12, 2026, 5:00 PM EST
- Periscope Subassemb
✦ The Navy's NAVSUP Weapon Systems Support office (Naval Supply Systems Command, Mechanicsburg) wants a left Training Handle Stuffing Box Assembly, a periscope subassembly, built…
Due in 7 daysNov 13, 2026, 4:30 PM UTC-4
Similar small businesses
Other small businesses of a similar size with the same primary NAICS code (333310) that have won federal contracts. None in Rhode Island have yet, so these are in nearby states:
- Hyspex Inc, Clinton, MA
- Boston Micromachines Corporation, Cambridge, MA
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 May 14, 2027. We'll email you 60, 30 and 7 days ahead, and if it lapses.
Frequently asked questions
What is Adolf Meller Co's CAGE code?
Adolf Meller Co's CAGE code is 62439. The Defense Logistics Agency assigns CAGE codes when a business registers on SAM.gov.
What is Adolf Meller Co's UEI?
Adolf Meller Co's Unique Entity ID (UEI) is UBQ9S5D2MPU4. SAM.gov assigns the UEI, and it identifies the business across the federal government.
Is Adolf Meller Co's SAM.gov registration active?
Yes, as of SAM.gov's public data from Nov 1, 2026, Adolf Meller Co's registration is active through May 14, 2027. Registrations are renewed every year.
Is Adolf Meller Co a small business?
Adolf Meller Co is registered on SAM.gov as small under 12 NAICS codes, including its primary code, 333310. 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.