Company Profile

In order to be safely used in the event of a disaster, We need the resistance to wind pressure calculation on a satellite external antenna pole and attachment.
We as in [Doi Electric Co., Ltd.]  has strength of “long company history” and also “latest technology”

We are close to 100 years since its founding in October 1917, we started as manufacture telecommunication power distribution board fuse for Ministry of Communications – Nippon Telegraph and Telephone Public Corporation – Nippon Telegraph and Telephone Co., Ltd.
Recently, manufacturing and selling satellite external antenna brackets, and pole for NTT DoCoMo, Inc.

In the future, in addition to electronics technology that we have accumulated so far, it incorporates the technology of the new area, as disaster prevention solutions company
We aim to strive to develop products and services that can contribute to our activities.

社名
Company Name

-土井電機株式会社
DOI ELECTRONICS COMPANY,LTD.

創立
Foundation

-大正6年9月29日
1917 Set.29

役員
Board Members

-代表取締役 土井 信幸
CEO Nobuyuki Doi

取引銀行
Bank of Account

-三井住友銀行 渋谷駅前支店
Sumitomo Mitsui Banking Corporation
-商工中金 東京支店
Shoko Chukin Bank
-さわやか信用金庫 広尾白金支店
The Sawayaka Shinyo Bank
-日本政策金融公庫
Japan Finance Corporation

主要取引先
Main Customers

-NTT東日本株式会社
NTT EAST
-NTT西日本株式会社
NTT WEST
-ドコモモバイル株式会社
DoCoMo Mobile inc.
-株式会社NTTデータ
NTT DATA CORPORATION
-日本電気株式会社
NEC
-GS YUASA
GS Yuasa Corporation
-シンフォニアテクノロジー株式会社
SINFONIA TECHNOLOGY

協力工場
Number of Subcontract Factories

-30社 幅広い分野の工場と協力関係を持ち、万全の生産体制をとっております。
For various customers requests,Doi Electronics has strategic partnership with wide spectrum of industrial establishments.

本社住所
Head Office

〒150-0031 東京都渋谷区桜丘町4-14   VORT渋谷桜丘 5F
VortSakuragaoka 5F
4-14 Sakuragaoka-cho Shibuya-ku
Tokyo 150-0032
TEL: 03-3444-0505

電車をご利用の場合
Access information

・JR山手線 渋谷駅 徒歩10分
JR Yamanote-Line Shibuya-Station  10min walk