Washington JR Sammie O

Company facts

Self-certified in SAM.gov

• For Profit Organization
• Limited Liability Company
• Veteran Owned Business
• Service Disabled Veteran Owned Business
• Black American Owned
• Minority Owned Business
• Self Certified Small Disadvantaged Business

Entity structure

Sole Proprietorship

Other NAICS codes in SAM.gov

• 238210 Electrical Contractors and Other Wiring Installation Contractors
• 238220 Plumbing, Heating, and Air-Conditioning Contractors
• 484110 General Freight Trucking, Local
• 488510 Freight Transportation Arrangement
• 518210 Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
• 541511 Custom Computer Programming Services
• 541990 All Other Professional, Scientific, and Technical Services
• 561790 Other Services to Buildings and Dwellings

Show all 11

• 813410 Civic and Social Organizations
• 813910 Business Associations
• 814110 Private Households

SAM.gov registration date

Aug 13, 2026

Physical address

21119 Dwyer Ct, Laytonsville, MD 20882, USA

Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated Aug 27, 2026.