Department of Energy NAICS 541990 and PSC R408 contractors

All Other Professional, Scientific, and Technical Services. SUPPORT- PROFESSIONAL: PROGRAM MANAGEMENT/SUPPORT. Cross-code overlap under Department of Energy.

Department of Energy · NAICS 541990 · PSC R408

Last updated: April 8, 2026

Visible recipients

Mapped obligations

$282,424,775

State overlap

Top recipients

Visible recipients in the Department of Energy overlap of NAICS 541990 and PSC R408

Aecom Energy & Construction, Inc.

Greenwood Village, CO

Greenwood Village, CO | 5 awards | Top agency Department of Defense | NAICS 237990

$15,118,435

Alutiiq Solutions, LLC

Anchorage, AK

Anchorage, AK | 72 awards | Top agency Department of State | NAICS 541618

$140,047,071

Paragon Technical Services, Inc.

Hilliard, OH

Hilliard, OH | 16 awards | Top agency Department of Energy | NAICS 561612

$26,537,258

Bluepath Labs LLC

Washington, DC

Washington, DC | 104 awards | Top agency Department of Energy | NAICS 541990

$26,473,953

Amentum Environment & Energy, Inc.

Aiken, SC

Aiken, SC | 37 awards | Top agency Department of Energy | NAICS 541712

$74,248,058

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