William P. Gelberg Inc.
Washington, DC Doing business as William P Gelberg Inc. Gelberg Signs
- UEI
- WGL2M1N3C6G5
- CAGE
- 3YHX9
- Primary NAICS
- 339950 Sign Manufacturing
- SAM.gov registration
- Active through
Company facts
- Self-certified in SAM.gov
- Entity structure
- Corporate Entity (Not Tax Exempt)
- NAICS codes registered in SAM.gov
-
- 339950 Sign Manufacturing Primary
- SAM.gov registration date
- Physical address
- 6511 Chillum Pl NW, Washington, DC 20012, USA
- Website
- gelbergsigns.com
- Founded
- 1941
- Employees
- 51-250
- Estimated annual revenue
- $10M-$50M
- Industry
-
- Industrials
- Commercial & Professional Services
- Commercial Services & Supplies
- Commercial Printing
- SIC code
- 39 Miscellaneous Manufacturing Industries
Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated .
Recent federal awards
| Award | Agency | Obligated | Awarded |
|---|---|---|---|
| Sign manufacturing | National Gallery of Art | $314,994 | |
| Sign fabrication | National Gallery of Art | $586,843 | |
| New concourse donor panels, phase 1 | Smithsonian Institution | $51,415 | |
| Install 7 new office identification signs and 8 cubicle workspace identification signs | Smithsonian Institution | $4,435 | |
| " for other functions | Smithsonian Institution | $4,203 |
About William P. Gelberg Inc.
William P. Gelberg Inc., doing business as William P. Gelberg Inc., is a diverse, minority-owned, woman-owned, and Asian-Pacific American-owned corporate entity registered in SAM.gov since 2004. The company specializes in signage and lighting installations, operating primarily through its Gelberg Signs Division. As a for-profit manufacturer of goods, William P. Gelberg Inc. has established itself as a versatile contractor capable of serving federal agencies with specialized fabrication and installation services.
The company has secured federal contract awards demonstrating its expertise in sign fabrication and related construction services. In a significant prime contract with the National Gallery of Art, William P. Gelberg Inc. was awarded a $400,000 definitive contract for sign fabrication services, with a performance period extending from September 30, 2025, to April 1, 2027. Previously, the company completed a $51,415 purchase order for the Smithsonian Institution involving new concourse donor panels. Additionally, the firm has performed subcontract work with AECOM Construction, Inc., providing comprehensive signage services that include labor, materials, equipment, and installation across various sizes and designs. Neither of these federal contract awards utilized set-aside designations, indicating the company's competitive capability in securing contracts through standard procurement processes.
Quick answers
What is William P. Gelberg Inc.'s UEI?
William P. Gelberg Inc.'s Unique Entity ID (UEI) in SAM.gov is WGL2M1N3C6G5.
What is William P. Gelberg Inc.'s CAGE code?
William P. Gelberg Inc.'s CAGE code is 3YHX9.
What is William P. Gelberg Inc.'s primary NAICS code?
William P. Gelberg Inc.'s primary NAICS code is 339950 (Sign Manufacturing).
Where is William P. Gelberg Inc. located?
William P. Gelberg Inc.'s physical address in SAM.gov is 6511 Chillum Pl NW, Washington, DC 20012, USA.
Is William P. Gelberg Inc. registered in SAM.gov?
Yes. William P. Gelberg Inc.'s SAM.gov registration is active through May 26, 2027.
What is William P. Gelberg Inc.'s most recent federal award?
William P. Gelberg Inc.'s most recent federal contract award is Sign manufacturing (33301126CFC0034), from National Gallery of Art, on September 16, 2026.
On GovTribe
See William P. Gelberg Inc.'s full federal record
- Federal contract awards
- Subcontracting relationships
- Funding analysis by agency, NAICS and set-aside
- Similar vendors