Agency + NAICS page

Department of Defense NAICS 325998 contractors

All Other Miscellaneous Chemical Product and Preparation Manufacturing. Use this buyer-scoped industry page to see which visible contractors sit closest to this NAICS lane under Department of Defense.

Agency: Department of Defense
Last updated: April 8, 2026

Visible recipients

4

Mapped obligations

$43,565,106

Top PSC links

4

Top recipients

Visible recipients tied to Department of Defense and NAICS 325998

Day & Zimmermann Lone Star LLC

Texarkana, TX

Day & Zimmermann Lone Star LLC is a federal category business profile based in Texarkana, TX. The current public data layer shows $65,442,443 in visible federal obligations across 16 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 332993 (Ammunition (except Small Arms) Manufacturing). The profile also shows meaningful product and service activity in PSC 1330.

$7,474,446

Clean Harbors Environmental Services INC

Norwell, MA

Clean Harbors Environmental Services INC is a federal category business profile based in Norwell, MA. The current public data layer shows $20,527,027 in visible federal obligations across 1,632 awards or transactions. Department of Agriculture appears as the strongest visible awarding agency. Top industry concentration is in NAICS 562910 (Remediation Services). The profile also shows meaningful product and service activity in PSC R706.

$8,517,960

General Atomics International Services CORP

Fort Madison, IA

General Atomics International Services CORP is a federal category business profile based in Fort Madison, IA. The current public data layer shows $316,526 in visible federal obligations across 20 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 325998 (All Other Miscellaneous Chemical Product and Preparation Manufacturing). The profile also shows meaningful product and service activity in PSC 6850.

$27,290,192

Austal USA Advanced Technologies, Inc.

Charlottesville, VA

Austal USA Advanced Technologies, Inc. is a federal category business profile based in Charlottesville, VA. The current public data layer shows $5,582 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 325998 (All Other Miscellaneous Chemical Product and Preparation Manufacturing). The profile also shows meaningful product and service activity in PSC 2090.

$282,508