Department of Defense NAICS 541512 and PSC N059 contractors

Computer Systems Design Services. INSTALLATION OF EQUIPMENT- ELECTRICAL AND ELECTRONIC EQUIPMENT COMPONENTS. Cross-code overlap under Department of Defense.

Department of Defense · NAICS 541512 · PSC N059

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$6,901,911,119

State overlap

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 541512 and PSC N059

M. C. Dean, Inc.

Tysons, VA

Tysons, VA | 1,299 awards | Top agency Department of Defense | NAICS 541330

$731,833,246

Johnson Controls Building Automation Systems, LLC

Huntsville, AL

Huntsville, AL | 154 awards | Top agency Department of Defense | NAICS 541512

$4,063,145,955

Siemens Government Technologies INC

Arlington, VA

Arlington, VA | 227 awards | Top agency Department of Defense | NAICS 541512

$1,533,010,309

Exp Federal Inc.

Chicago, IL

Chicago, IL | 62 awards | Top agency Department of Defense | NAICS 541512

$302,330,215

Schneider Electric Buildings Americas, Inc.

Carrollton, TX

Carrollton, TX | 54 awards | Top agency Department of Defense | NAICS 541330

$148,165,952

Olgoonik Solutions LLC

Anchorage, AK

Anchorage, AK | 77 awards | Top agency Department of State | NAICS 541690

$119,450,060

Parsons Technical Services INC

Pasadena, CA

Pasadena, CA | 5 awards | Top agency Department of Defense | NAICS 541330

$3,975,382

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