Composite Materials Business Division

Fuji Fiber Glass Co., Ltd.
Moka-shi,Tochigi
Production of glass fiber products.

Electronic Materials Business Division

Nitto Glass Fiber Manufacturing Co., Ltd.
Koriyama-shi, Fukushima
Production of glass fiber products.
NITTOBO ASIA Glass Fiber Co., Ltd.
Chiayi Country, Taiwan
Production of glass fiber products.
Baotek Industrial Materials Ltd.
Taoyuan, Taiwan
Production and sale of glass fiber products.
Nittobo Taiwan Co., Ltd.
Taoyuan, Taiwan
Sales of glass fiber products.

Materials Solution Busuiness Division

Nitto Glasstex Co., Ltd.
Oizumi-machi, Oura-gun, Gunma
Production of glass fiber products.
Nittobo FRP Laboratory Co., Ltd.
Koriyama-shi, Fukushima
Production and sale of glass fiber products, etc.
Nittobo Advantex Co., Ltd
Itami-shi, Hyogo
Production and sale of interling in and adhesive materials
Bunkyo Seiren Co., Ltd.
Fukui-shi, Fukui
Processing of textile.

Insulation Materials Business Division

Paramount Glass Manufacturing Co., Ltd.
Sukagawa-shi, Fukushima
Production and sale of glass wool products.

Medical Business Division

NITTOBO MEDICAL CO., LTD.
Chiyoda-ku, Tokyo
Production and sale of in-vitro diagnostics reagents and specialty chemicals.
Frontier Institute Co., Ltd.
lshikari-shi, Hokkaido
Sales and maintenance of clinical in spection equipment, laboratory diagnostics.
Nittobo America Inc.
California, Iowa, and Maine, U.S.A.
Production and sale of antiserum.
Kamiya Biomedical Company, LLC
Washington, U.S.A.
Sales of in-vitro diagnostics reagents.

Other Businesses

Soyo Co., Ltd.
Chiyoda-ku, Tokyo
Sale of glass fiber products, etc.
Shinwa Denzai Co., Ltd.
Chiyoda-ku, Tokyo
Sales of electronic materials,etc
Nittobo Techno CO., LTD.
Koriyama-shi, Fukushima
Design, manufacture, and sale, design and construction of civil engineering work and building.
Nittobo Allied Service Co., Ltd.
Fukushima-shi, Fukushima
Various contracted services and insurance agency.
Nittobo Ecology Co,. Ltd.
Chuo-ku, Tokyo
Various contracted services.