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Private company

Sasebo Heavy Industries

Japanese machinery and shipbuilding company

The Sasebo Heavy Industries Co., Ltd. (Japanese: 佐世保重工業株式会社, Hepburn: Sasebo Jūkōgyō), also simply known as the Sasebo Heavy Industries, is a company whose main business is heavy industry, based in Sasebo City, Nagasaki Prefecture.2 It employed 366 people in 2022.1 It is part of Namura Shipbuilding.1 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

Oct 1, 1946Founded1

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Sasebo Heavy Industries 01
Photo: Junta Iemura, CC BY 3.0, via Wikimedia Commons3

The Sasebo Heavy Industries Co., Ltd. (Japanese: 佐世保重工業株式会社, Hepburn: Sasebo Jūkōgyō), also simply known as the Sasebo Heavy Industries, is a company whose main business is heavy industry, based in Sasebo City, Nagasaki Prefecture.2

Corporate structure

Sasebo Heavy Industries is part of a group headed by Namura Shipbuilding. 3 entities, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

Built from subsidiaries, stakes and holdings from Wikidata (CC0); major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

Subsidiaries and ownership

Parent company

Owners

Former owners and parents

From Wikidata.1

Employees over time

  • 20223661

Timeline

  1. Oct 1, 2014Acquired Acquired by Namura Shipbuilding1
  2. 1986Acquired Acquired by Hisao Tsubouchi1
  3. 1978Acquired Acquired by Shin Kurushima Dockyard1
  4. Aug 1966Acquired Acquired by NKK SC1
  5. Jan 1956Acquired Acquired by Maruha1
  6. Oct 1, 1946Founded Founded1

Funding

Where the company's money came from, by calendar year: private offerings filed with the SEC, federal grants, loans, contracts and other assistance from USAspending.gov, and PPP loans from the SBA. Each bar links to the records below.

Money received by year$18.2M 2021–2026
Money received by yearMoney received by year, 2021–2026: $18.2M in all. Federal contracts $18.2M.$0$2M$4M$6M$8M2021 · Federal contracts: $1.3M20212022 · Federal contracts: $1.0M2023 · Federal contracts: $419.4K20232024 · Federal contracts: $7.3M2025 · Federal contracts: $5.3M20252026 · Federal contracts: $2.9M2026
Figures by year
YearFederal contractsTotal
2026$2.9M$2.9M
2025$5.3M$5.3M
2024$7.3M$7.3M
2023$419.4K$419.4K
2022$1.0M$1.0M
2021$1.3M$1.3M

Federal awards

Obligated amounts from USAspending.gov4, by calendar year, 2021–2026, for its registration. Obligations are what agencies committed, not always what was paid out. Contracts pay for goods and services; grants, loans and direct payments are assistance. Loans are charted at the face value of the loans listed here. An award’s amount below is its lifetime total, and some began before the years charted.

Largest contracts

  1. Nov 6, 2024$12.5M from Department of the Navy: Uss patriot 5c1 dsra5 To SASEBO HEAVY INDUSTRIES CO., LTD. Award N6264925F0035

Sources

The numbers on this page point here. Each one links to the record it came from.

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