NPK Co.,Ltd. public contracts.

NPK Co.,Ltd. has won 28 public contracts between 2022 and 2026 from 2 public buyers in United States. Its most frequent buyer is Department of Defense - Department of the Navy (14 awards). Published values total $35.4 million across 28 awards.

Start bidding All awards in United States

28Contracts won

2Public buyers

1Country

Jul 2026Latest award

Latest contracts won

A-25-107, Repair Wastewater Treatment Plant, BLDG 624 at Camp Zama (design- Build)

Awarded by Department of Defense - Department of the Air Force · United States · $6.56 million

7 Jul 2026Awarded

A-26-108, Repair Kitchenette, Uph, BLDG 585 at Camp Zama

Awarded by Department of Defense - Department of the Air Force · United States · $592,922

28 Jun 2026Awarded

Repair Snake Conveyer in Industrial Wastewater Treatment Plant, BLDG.175-27, Sagami General Depot, Japan

Awarded by Department of Defense - Department of the Air Force · United States · $26,588

27 May 2026Awarded

URA-8700800 NMC Change Existing Boiler to New Hot Water Tank at Nmcpac Ead Unit Yokosuka, Japan

Awarded by Department of Defense - Department of the Navy · United States · $634,798

13 Apr 2026Awarded

Project No. B-24-204, Repair Sewage Treatment Plant, Building 16 at Sagamihara Family Housing Area. Refer to Attachments in Section J.

Awarded by Department of Defense - Department of the Air Force · United States · $4.76 million

28 Jul 2025Awarded

YSK-H12 Replace 3 Each Package Air Conditioning Units and Related Each Inside Units

Awarded by Department of Defense - Department of the Navy · United States · $370,542

28 May 2025Awarded

Repair Building Exterior, Building 347 at Yokohama North Dock

Awarded by Department of Defense - Department of the Air Force · United States · $1.11 million

17 May 2025Awarded

Indefinite-Delivery/indefinite-Quantity (IDIQ) Multiple Award Construction Contract (MACC), U.s. Army Installations Within Honshu, Japan and Yokota Ai

Awarded by Department of Defense - Department of the Air Force · United States · $656,376

21 Nov 2024Awarded

YSK-B4818 Replace Roof for Censecfor

Awarded by Department of Defense - Department of the Navy · United States · $734,238

20 Nov 2024Awarded

B12 Install Fire Alarm Connection Panel

Awarded by Department of Defense - Department of the Navy · United States · $247,028

20 Nov 2024Awarded

Contracts won by year

from the published records

20225

20235

202411

20253

20264

Published value, by currency

USD · 28 valued

$35.4 million

From published award records. Suppliers are matched by legal name; a company with a different legal name in another country (a national subsidiary, for example) has its own page. Each currency is shown on its own and never converted.

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