Agency + PSC page

Department of Defense PSC R604 contractors

SUPPORT- ADMINISTRATIVE: MAILING/DISTRIBUTION. Use this buyer-scoped PSC page to see which visible contractors sit closest to this product or service lane under Department of Defense.

Agency: Department of Defense
Last updated: April 3, 2026

Visible recipients

3

Mapped obligations

$926,637,324

Top NAICS links

4

Top recipients

Visible recipients tied to Department of Defense and PSC R604

Mckesson Specialty Arizona Inc.

Scottsdale, AZ

Mckesson Specialty Arizona Inc. is a federal category business profile based in Scottsdale, AZ. The current public data layer shows $400,283,842 in visible federal obligations across 5 awards or transactions. Department of Health and Human Services appears as the strongest visible awarding agency. Top industry concentration is in NAICS 493120 (Refrigerated Warehousing and Storage). The profile also shows meaningful product and service activity in PSC R604.

$399,211,609

Siemens Government Technologies INC

Arlington, VA

Siemens Government Technologies INC is a federal category business profile based in Arlington, VA. The current public data layer shows $111,989,171 in visible federal obligations across 227 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541512 (Computer Systems Design Services). The profile also shows meaningful product and service activity in PSC N059.

$527,296,762

Leidos Engineering & Sciences, LLC

San Diego, CA

Leidos Engineering & Sciences, LLC is a federal category business profile based in San Diego, CA. The current public data layer shows $1,303,849 in visible federal obligations across 5 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 334413 (Semiconductor and Related Device Manufacturing). The profile also shows meaningful product and service activity in PSC 5342.

$128,953