Sigma Science is a small, disadvantaged business as designated by the Small Business Administration and our quality program is NQA-1 compliant. Sigma provides nuclear professional services to U.S. government agencies and commercial clients through a variety of contract vehicles.

Technical, Engineering, and Programmatic Support Services II

Sigma Science is a pre-qualified small business under the NNSA enterprise-wide TEPS II agreement. Under this agreement, Sigma is supporting:

  • NNSA Office of the Executive Secretariat, Operational, Analytical, and Administrative Business Support Services
  • NNSA Office of Nuclear Weapons Stockpile Sustainment
  • Savannah River Acquisition and Project Management Office
  • NNSA Office of the Deputy Administrator for Defense Programs

Federal 8(a) Small Business Contract

  • Air Force Global Strike Command
  • Air Force Research Laboratory (AFRL)
  • Defense Threat Reduction Agency
  • US Department of Energy (DOE) Idaho Operations – Nuclear Energy (NE)
  • National Nuclear Security Administration (NNSA), Acquisition and Project Management (APM) – Engineering 
  • NNSA APM – Environmental
  • DOE Environmental Management (EM), through STC (Sigma – TerranearPMC Corporation) Environmental Services Joint Venture 

General Services Administration (GSA) Schedule

The GSA schedule allows any federal agency to negotiate directly with Sigma Science. Our qualifications have been evaluated and our services and rates pre-approved by GSA Contract 47QRAA18D005Q.

NNSA Supply Chain Management Center (SCMC) Agreement

Sigma Science performs work under the Honeywell SCMC Agreement, supporting NNSA and DOE-EM contractors and sites.

  • Sandia National Laboratories (SNL)
  • Los Alamos National Laboratory (LANL)
  • Mission Support and Test Services (MSTS)
  • Consolidated Nuclear Security (CNS)
  • Waste Isolation Pilot Plant (WIPP)

North American Industry Classification System (NAICS) Codes

334111 – Electronic Computer Manufacturing
334112 – Computer Storage Devices Manufacturing
334210 – Telephone Apparatus Manufacturing
511210 – Software Publishers
517919 – All Other Telecommunications
518210 – Data Processing, Hosting, and Related Services
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
541614 – Process, Physical Distribution, and Logistics Consulting Services
541618 – Other Management Consulting Services
541620 – Environmental Consulting Services
541690 – Other Scientific and Technical Consulting Services
541715 – Research and Development in the Physical, Engineering, and Life Sciences
541990 – All Other Professional, Scientific, and Technical Services
561210 – Facilities Support Services
561320 – Temporary Help Services
562910 – Remediation Services
611430 – Professional and Management Development
928110 – National Security