Tieron / Targeting
Annual report 2026-06-19
Companies › Japanese listed company

世紀東急工業株式会社 (SEIKITOKYU KOGYO CO.,LTD.)

Tokyo Stock Exchange 1898, Construction. Supply-chain directory entry built from public EDINET filings, including relationships the company disclosed in its own annual securities report.

COMPANY NAME (JP)
世紀東急工業株式会社
TICKER
TSE 1898
EDINET CODE
E00176
CORPORATE NUMBER
1010401015438
INDUSTRY
Construction (建設業)
HEAD OFFICE
港区芝公園二丁目９番３号
DISCLOSED FOOTPRINT
15 sites · 11 subsidiaries

Disclosed major customers

Counterparties SEIKITOKYU KOGYO CO.,LTD. named in its own annual securities report. A third-party company named here has SEIKITOKYU KOGYO CO.,LTD. in its supply base.

東日本高速道路株式会社
“八戸自動車道R5八戸管内舗装補修工事発注者東日本高速道路株式会社”
Annual securities report (有価証券報告書), filed 2026-06-19 — EDINET S100YEPV
宮城県
“宮城県総合運動公園スタジアム等公認更新整備工事発注者宮城県”
Annual securities report (有価証券報告書), filed 2026-06-19 — EDINET S100YEPV
中日本高速道路株式会社
“名神高速道路(特定更新等)一宮JCT～岐阜羽島IC間(上り線)舗装改良工事(2023年度)発注者中日本高速道路株式会社”
Annual securities report (有価証券報告書), filed 2026-06-19 — EDINET S100YEPV
西日本高速道路株式会社
“京都高速道路事務所管内舗装補修工事(令和4年度)発注者西日本高速道路株式会社”
Annual securities report (有価証券報告書), filed 2026-06-19 — EDINET S100YEPV
阪神高速道路株式会社
“舗装補修大規模修繕工事(2022－1－北)発注者阪神高速道路株式会社”
Annual securities report (有価証券報告書), filed 2026-06-19 — EDINET S100YEPV
国土交通省関東地方整備局
“R6・R7八王子国道出張所管内維持工事発注者国土交通省関東地方整備局”
Annual securities report (有価証券報告書), filed 2026-06-19 — EDINET S100YEPV
福岡国際空港株式会社
“福岡空港国際線カーブサイド整備工事発注者福岡国際空港株式会社”
Annual securities report (有価証券報告書), filed 2026-06-19 — EDINET S100YEPV
国土交通省北陸地方整備局
“R7能越道高田舗装復旧その2工事発注者国土交通省北陸地方整備局”
Annual securities report (有価証券報告書), filed 2026-06-19 — EDINET S100YEPV
WITHIN THE GROUP — SEIKITOKYU KOGYO CO.,LTD.’s own consolidated subsidiaries and affiliates (関係会社の状況). Intra-group transfers, not third-party trade.
東急株式会社
“当社が舗装・土木工事等の請負をしている。”
Annual securities report (有価証券報告書), filed 2026-06-19 — EDINET S100YEPV
東急建設株式会社
“当社が舗装・土木工事等の請負及び舗装資材の販売をしている。”
Annual securities report (有価証券報告書), filed 2026-06-19 — EDINET S100YEPV

Disclosed suppliers

Suppliers SEIKITOKYU KOGYO CO.,LTD. named in its own annual securities report.

WITHIN THE GROUP — SEIKITOKYU KOGYO CO.,LTD.’s own consolidated subsidiaries and affiliates (関係会社の状況). Intra-group transfers, not third-party trade.
株式会社ゼネラルアクト
“当社に対し舗装資材の原料の供給をしている。”
Annual securities report (有価証券報告書), filed 2026-06-19 — EDINET S100YEPV
新世紀工業株式会社
“当社に対し舗装資材の供給をしている。”
Annual securities report (有価証券報告書), filed 2026-06-19 — EDINET S100YEPV
The filing states a human-rights policy and partially describes human-rights due diligence: “(行動規範⑨)すべての人々の人権を尊重し、健全かつ良好な職場環境を確保する。”

Sector risk context: supply-chain risk for Construction & EPC in Japan.

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Sources: EDINET code list (Financial Services Agency) and the company’s own annual securities report (有価証券報告書) retrieved via EDINET. Disclosed relationships are quoted from the filing and carry its EDINET accession number; extraction is automated and conservative — anything the filing does not state is left out. Tieron does not certify, audit or endorse the company, and this page contains no Tieron risk assessment. Report an issue with this page — corrections referencing the accession number shown above are fastest to verify.