Department of the Interior NAICS 541690 and PSC DA01 contractors

Other Scientific and Technical Consulting Services. IT AND TELECOM - BUSINESS APPLICATION/APPLICATION DEVELOPMENT SUPPORT SERVICES (LABOR). Cross-code overlap under Department of the Interior.

Department of the Interior · NAICS 541690 · PSC DA01

Last updated: April 8, 2026

Visible recipients

Mapped obligations

$232,623,108

State overlap

Top recipients

Visible recipients in the Department of the Interior overlap of NAICS 541690 and PSC DA01

Esimplicity INC

Silver Spring, MD

Silver Spring, MD | 101 awards | Top agency Department of Health and Human Services | NAICS 541512

$132,179,085

Clinical Research Management,

Hinckley, VA

Hinckley, VA | 5 awards | Top agency Department of Health and Human Services | NAICS 541512

$59,088,190

Zantech It Services, Inc.

Reston, VA

Reston, VA | 51 awards | Top agency Department of Homeland Security | NAICS 541611

$41,355,833

Agency profile

Loading buyer-level contractor and category paths

Home/Department of the Interior/NAICS 541690/PSC DA01

Agency + NAICS + PSC page