Three Sisters Federal, LLC

Company facts

SBA certifications

8(a) Program Participant

Jun 25, 2024 – Jun 24, 2033 · Current

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
• American Indian Owned

Entity structure

Corporate Entity (Not Tax Exempt)

NAICS codes registered in SAM.gov

• 561499 All Other Business Support Services Primary
• 518210 Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
• 541211 Offices of Certified Public Accountants
• 541219 Other Accounting Services
• 541330 Engineering Services
• 541511 Custom Computer Programming Services
• 541512 Computer Systems Design Services
• 541513 Computer Facilities Management Services

Show all

• 541519 Other Computer Related Services
• 541611 Administrative Management and General Management Consulting Services
• 541612 Human Resources Consulting Services
• 541614 Process, Physical Distribution, and Logistics Consulting Services
• 541618 Other Management Consulting Services
• 541620 Environmental Consulting Services
• 541690 Other Scientific and Technical Consulting Services
• 541990 All Other Professional, Scientific, and Technical Services
• 561110 Office Administrative Services
• 561210 Facilities Support Services
• 561410 Document Preparation Services
• 561439 Other Business Service Centers (including Copy Shops)
• 561591 Convention and Visitors Bureaus
• 561599 All Other Travel Arrangement and Reservation Services
• 561611 Investigation and Personal Background Check Services
• 561920 Convention and Trade Show Organizers
• 561990 All Other Support Services
• 611420 Computer Training
• 611430 Professional and Management Development Training

Corporate family

• Seneca Holdings LLC Parent KBYGDNJEK5P6
  • Three Sisters Federal, LLC KPTCB7DVX7D3
    • E3S, LLC ZMFUX3YFV991

SAM.gov registration date

Jan 9, 2024

Physical address

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

Website

senecanationgroup.com

Founded

2022

Employees

251-1K

Estimated annual revenue

$50M-$100M

Industry

1. Industrials
2. Commercial & Professional Services
3. Professional Services
4. Consulting

SIC code

87 Engineering & Management Services

Profiles

• LinkedIn

Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated Jul 6, 2026.