ABOUT US 東ソー・エスジーエム株式会社

Management Policies

  • 01 We strive to always be a company of trust and integrity that consistently meets the expectations of our valued customers.
    02 We strive to ensure a safe and comfortable working environment where all employees can work effectively.
    03 We strive to achieve sustainable growth through the continual development of new products and technologies and the expansion of our businesses.
    We commit to the policies above to continue to achieve sustainable growth and increase corporate value:
  • President and Representative Director Ryoji Yoshimura

    President and Representative Director
    Ryoji Yoshimura

Commitment to Quality

Our commitment to quality:

Tosoh SGM Corporation remains commited to the sustainable development of society by providing products that continuously exceed customers’ expectations.

Tosoh SGM Corporation Quality Policy

01 We shall strive to develop products that are relevant and useful to the needs of society and its customers.
02 We shall continuously deliver excellence in the quality of service and support by fully understanding customer requirements.
03 We shall comply with all applicable standards and regulatory requirements.
04 We shall ensure stable and on-time delivery of our products.
05 We shall continuously improve the quality of our products, processes and services by listening and responding to each product compliant promptly and earnestly.
06 We shall continue to reduce the number of product defects and ensure that all our processes and activities continuously result in products that boast of consistently high levels of quality.

Corporate Profile

Company Name

Tosoh SGM Corporation
Location

4555, Kaisei-cho, Shunan-shi, Yamaguchi 746-0006, Japan
(Within the premises of Tosoh Nanyo Complex)
TEL: +81-834-62-2830　FAX: +81-834-62-2896

Nearest Station:

From JR Shin-Nanyo Station to the main entrance of Tosoh Nanyo Complex:
15 minutes on foot;
5 minutes by taxi


From Tokuyama Station to Tosoh Nanyo Complex’s main entrance:
15 minutes by taxi

*For visitors travelling by taxi:
Please instruct the taxi driver to enter Tosoh Nanyo Complex via the West gate and head directly towards Tosoh SGM Corporation.

*For visitors travelling by car:
Please be informed that personal vehicles are not allowed within the premises of Tosoh Nanyo Complex.
Kindly proceed to Tosoh Nanyo Complex’s main building.
Established

January 1982
Capital

1.6 billion yen
Shareholders

Tosoh Corporation (50%)
Tosoh Quartz Corporation (50%)
Representative

Ryoji Yoshimura, President and Representative Director
Products Manufactured

Fused silica glass
Synthetic silica glass
Silica glass tubes
Silica glass rods
Silica glass wool

Affiliated Companies in Japan・Overseas

■Japan

Affiliated Companies in Japan

Tosoh Corporation
Advanced Materials Division, Electronic Materials, Quartz

Tokyo Midtown Yaesu, Yaesu Central Tower, 28th & 29th Floors 2-2-1, Yaesu, Chuo-ku, Tokyo 104-8467 Japan
TEL：+81-3-6636-3731　FAX：+81-3-5427-5200

Tosoh Quartz Corporation Wholly owned subsidiary of Tosoh Corporation
Tokyo Head Office

2-11-8, Shiba Daimon Minato-ku, Tokyo (Sumitomo Fudosan Shibadaimon 2-Chome Bldg. 5F), 105-0012, Japan
TEL: +81-3-6453-0401（front desk） FAX: +81-3-6453-0180
Yamagata Head Office / Yamagata Factory

3-1435 Tachiyagawa, Yamagata-shi, Yamagata 990-2251, Japan
TEL: +81-23-686-2751 (front desk)　FAX: +81-23-685-1003
Sakata Factory

1-4-85 Ohama, Sakata-shi, Yamagata 998-0064, Japan
TEL: +81-234-33-1011 (front desk)　FAX: +81-234-33-1013
Yonezawa Factory

1-1-20 Hachimanpara, Yonezawa-shi, Yamagata 992-1128, Japan
TEL: +81-238-28-5001 (front desk)　FAX: +81-238-28-1037
Tohoku Sales Office

3-1435, Tachiyagawa, Yamagata, Yamagata 990-2251, Japan
TEL: +81-23-686-3060　FAX: +81-23-686-3072
Hokuriku Sales Office

Daini Toyama Denki Bldg., 5-3, Shin-Sakuracho, Toyama City, Toyama 930-0005, Japan
TEL: +81-76-471-7259 (front desk)　FAX: +81-76-471-7260

■Overseas

Affiliated Companies Overseas

Tosoh USA, Inc.(CA Sales Office) Wholly owned subsidiary of Tosoh Corporation

San Francisco

6000 Shoreline Court Ste 101 South, San Francisco,
CA 94080 USA
TEL: Toll Free +1-888-799-0025
FAX: +1-650-210-4362

Tosoh Quartz Inc. Wholly owned subsidiary of Tosoh America

Portland

14380 NW Science Park Drive, Portland, Oregon 97229, USA
TEL: +1-503-605-5600
FAX: +1-503-605-5656
Durham

Unit 2 Greencroft Industrial Park, Stanley, County Durham,
DH9 7YB, UK
TEL: +44-1207-524400
FAX: +44-1207-524409

Tosoh Quartz Korea Co., Ltd. Wholly owned subsidiary of Tosoh Quartz Corporation

Head Office / Factory

86, Gwahaksaneop-4ro, Ochang-eup, Cheongwon-gu
Cheongju-si, Chungcheongbuk-do, South Korea
TEL: +82-43-710-1000
FAX: +82-43-710-1050
Seoul Sales Office

1101, Nonhyeon-ro 507, Gangnam-gu, Seoul, (P: 06132)

Republic of Korea
TEL: +82-2-539-3881
FAX: +82-2-539-3882

Tosoh Quartz Co., Ltd. Wholly owned subsidiary of Tosoh Quartz Corporation
Headquarters / Tainan Factory

No. 92, Da-Soong, 7th Road, Tainan-Science-Based
Industrial Park, Hsin-She Shing, Tainan, Taiwan, R.O.C.
TEL: +886-6-505-0860
FAX: +886-6-505-0704
Hsinchu Sales Office

7F.-1, No.118, Ciyun Rd. East Dist., Hsinchu City 30072
Taiwan (R.O.C.)
TEL: +886-3-577-1234
FAX: +886-3-578-2456

History

1982

Established as a wholly owned subsidiary of Tosoh Quartz Corporation (erstwhile Nippon Silica Glass Co., Ltd.)
1983

Operation of Shin-Nanyo Factory commences.
1986

Tosoh Corporation acquires 50% equity stake in the company.
1987

Manufacture of silica glass tubes begins.
1992

Manufacture of synthetic silica glass using VAD process begins.
1995

Manufacture of silica glass wool begins.
1996

Mass production of fused silica glass begins.
1998

ISO 9001 certified.
2000

Corporate name changed to Tosoh SGM Corporation.
2001

ISO 14001 certified.
2009

Manufacture of anhydrous fused silica glass begins.

CONTACT US

Contact for inquiries concerning product orders

tel. +81-3-6636-3731

Tosoh Corporation
Silica BU, Electronic Materials Department, High-Performance Materials Division

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