株式会社四電工
Yondenko Corporation Alias
1963-05-01
TYO
Japan
電気設備工事
空調・管工事
情報通信工事
システム制御工事
配電工事
送電工事
その他事業
〒761-8565 高松市花ノ宮町2丁目3番9号
関谷 幸男
345,125,000  (3 100 million)
2,158 people
2,206 people
Company name
Group Parent Subsidiary Customer Supplier Alliance Bank Shareholder
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group Subsidiary
ベルテック
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
一水社
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
三木町学校給食施設
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
大洲給食PFIサービス
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
徳島県警PFIサービス
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
徳島農林水産PFIサービス
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
徳島電工 有限会社
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
株式会社ベルテック
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
株式会社マルケン
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
株式会社一水社
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
株式会社三木町学校給食施設
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
株式会社大洲給食PFIサービス
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
株式会社徳島県警PFIサービス
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
株式会社徳島農林水産PFIサービス
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
株式会社笠岡給食PFIサービス
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
株式会社西条学校空調PFIサービス
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
株式会社鈴木建築設計事務所
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
横山工業
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
横山工業株式会社
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
笠岡給食PFIサービス
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
西条学校空調PFIサービス
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
JAFMEC
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders

21 entries
DateDescription
1963 当社は、1963年の設立以来、四国電力グループの一員として、送配電ネットワークの建設・保守を通じ、四国の皆さまの生活や産業に欠かせない電力の安定供給の一翼を担ってまいりました。
1963-05 徳島・高知・愛媛・香川の4支店及び大阪支社(現・大阪本部)を設置
1965-05 広島営業所を設置
1965-12 商号を「四国電気工事株式会社」に変更 : 本店を高松市西浜新町522番地の2に移転
1966-03 東京支社(現・東京本部)を設置
1966-06 住居表示の変更により本店の住所を高松市西宝町1丁目8番24号に変更
1973-05 岡山営業所を設置
1976-07 本店を高松市松島町1丁目11番22号に移転
1979-11 東京証券取引所に株式を上場(市場第一部)
2012-03 東北営業所を設置
2015-06 本店を高松市花ノ宮町2丁目3番9号に移転
2018-02 有元温調(株)の株式取得(現・連結子会社)
2018-07 アイ電気通信(株)の株式取得(現・連結子会社)
2018-10 菱栄設備工業(株)の株式取得(現・連結子会社)
2019-08 (株)関西設備の株式取得(現・連結子会社)
2020-03 (株)鈴木建築設計事務所の株式取得(現・非連結子会社)
2020-05 神戸営業所、京都営業所を設置
2021-04 横山工業(株)の株式取得(現・連結子会社)
2021-07 沖縄事業所(2018年9月設置)を営業所に昇格
2021-12 (株)ベルテックの株式取得(現・連結子会社)
2022-04 東京証券取引所の市場区分見直しによりプライム市場へ移行
+ Loaded when opened
7470001004244
Trade name株式会社四電工
Trade name (kana)ヨンデンコウ
Name in English
Corporation type301
Address〒761-8063 香川県高松市花ノ宮町2丁目3番9号
Postal code7618063
Prefecture code37
City code201
Address outside Japan
Prefecture in English
City in English
Address outside Japan in English
Corporate number assignment date2015-10-05
Update date2021-10-06
Change date2015-10-05
Registry closure date
Reason for registry closure
Successor corporate number
Details of the change
Latest record1
Excluded from search0
Processing type01
Correction type1
Trade name image ID
Address image ID
Sequence number5066917
Source: National Tax Agency Corporate Number Publication Site, basic three items
7470001004244
Corporate number7470001004244
Trade name株式会社四電工
Trade name (kana)ヨンデンコウ
Trade name (alphabet)
Registry closure date
Reason for registry closure
Registered address香川県高松市花ノ宮町2丁目3番9号
Postal code7618063
Prefecture香川県
Prefecture code37
City or district高松市
City code201
Street address花ノ宮町2丁目3番9号
Organisation type301
Processing type01
Correction type1
Status
Representative代表取締役 社長  関谷 幸男
Capital3451000000
Employees2096
Employees (male)
Employees (female)
Business summary
Website URL
Year founded
Business categoryD:建設業
Date established1948-12-22
Unified government qualification - grade|B|B|
Unified government qualification - business items216|217|304|306|308|309|315
Update date2021-10-06
Key information7470001004244
Source: gBizINFO (Ministry of Economy, Trade and Industry)
2026-09-21 15:46 (Model: gpt-4.1-nano )
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