Stephen Matthew Koss
Springfield, VA Koss Engineering
- UEI
- Z28PZPYM9B84
- CAGE
- 103N7
- SAM.gov registration
- Active through
Company facts
- Self-certified in SAM.gov
- Entity structure
- Sole Proprietorship
- Other NAICS codes in SAM.gov
- SAM.gov registration date
- Physical address
- 7705 Green Garland Dr, Springfield, VA 22153, USA
Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated .
Quick answers
Is Stephen Matthew Koss registered in SAM.gov?
Yes. Stephen Matthew Koss's SAM.gov registration is active through December 12, 2026.
On GovTribe
See Stephen Matthew Koss's full federal record
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