Block 3 LLC

Company facts

Self-certified in SAM.gov

• Self Certified Small Disadvantaged Business
• For Profit Organization
• Veteran Owned Business
• Limited Liability Company

Entity structure

Corporate Entity (Not Tax Exempt)

Other NAICS codes in SAM.gov

• 541330 Engineering Services
• 541511 Custom Computer Programming Services
• 541512 Computer Systems Design Services
• 541513 Computer Facilities Management Services
• 541519 Other Computer Related Services
• 541611 Administrative Management and General Management Consulting Services
• 541618 Other Management Consulting Services
• 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)

Show all 9

• 541990 All Other Professional, Scientific, and Technical Services

Corporate family

• Block 3 LLC
  • Sphinx LLC Clifton, VA DMDDWNZL7A46

SAM.gov registration date

Aug 28, 2024

Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated Jul 11, 2026.