E3S, LLC

Company facts

Self-certified in SAM.gov

• Tribally Owned Firm
• Indian Economic Enterprise
• Indian Small Business Economic Enterprise
• Minority Owned Business
• Self Certified Small Disadvantaged Business
• For Profit Organization
• Limited Liability Company
• Native American Owned

Entity structure

Corporate Entity (Not Tax Exempt)

NAICS codes registered in SAM.gov

• 561499 All Other Business Support Services Primary
• 325412 Pharmaceutical Preparation Manufacturing
• 456110 Pharmacies and Drug Retailers
• 513120 Periodical Publishers
• 513210 Software Publishers
• 518210 Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
• 519290 Web Search Portals and All Other Information Services
• 541330 Engineering Services

Show all

• 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
• 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
• 541930 Translation and Interpretation Services
• 561110 Office Administrative Services
• 561210 Facilities Support Services
• 561311 Employment Placement Agencies
• 561312 Executive Search Services
• 561320 Temporary Help Services
• 611430 Professional and Management Development Training

Corporate family

• Three Sisters Federal, LLC Parent KPTCB7DVX7D3
  • E3S, LLC ZMFUX3YFV991

SAM.gov registration date

May 2, 2025

Physical address

90 Ohi:yo Way, Salamanca, NY 14779, USA

Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated Jul 3, 2026.