Tosoh Corporation (TYO:4042)
Japan flag Japan · Delayed Price · Currency is JPY
2,334.50
+2.50 (0.11%)
Aug 29, 2025, 3:30 PM JST

Tosoh Company Description

Tosoh Corporation manufactures and sells basic chemicals, petrochemicals, specialty products, and fine chemicals worldwide.

It operates through four segments: Petrochemical, Chlor-Alkali, Functional Products, and Engineering.

The company provides advance materials, including battery, fabricated quartzware, silica glass, thin film depositions, zeolites for catalysts and molecular sieves, zirconia injection mold components and compounds, zirconia grinding and dispersion media, and zirconia fine beads and powders.

It also offers chromatographic columns, and media and diagnostic systems; clinical diagnostic systems; Portland cement and blast-furnace slag cement; and caustic soda, vinyl chloride monomer, calcium hypochlorite, and sodium bicarbonate.

In addition, the company provides ethylene, propylene, C4 fraction, tertiary butyl alcohol, cumene, and aromatic compounds; and ethyleneamines, bromine, hydrobromic acids, flame retardants, non-aqueous solvents, chelating agents, ethylene dichloride, and sodium styrenesulfonate.

Further, it offers polymers, such as ethylene vinyl-acetate copolymers, adhesive polymers, low and high-density polyethylene products, synthetic rubbers, functional polymers, and polyvinyl chloride pastes; and polyurethanes (PU), including methylene diphenyl diisocyanate, toluene diisocyanate, hexamethylene diisocyanate, adhesives, coating resins, elastomers, polyisocyanates for PU paints, and polyols.

The company manufactures and sells water treatment systems; and engages in the construction and repair businesses.

It serves agriculture, automotive, building and construction, bulk commodities, communications, consumer goods, diagnostics, eco-business, electrical and electronics, food, medical, packaging, personal care, pharmaceuticals, photovoltaics, semiconductor, textiles and clothing, and transportation markets.

The company was incorporated in 1935 and is headquartered in Chuo-ku, Japan.

Tosoh Corporation
CountryJapan
Founded1935
IndustryChemicals
SectorMaterials
Employees14,813
CEOMamoru Kuwada

Contact Details

Address:
Yaesu Central Tower
Chuo-ku, 104-8467
Japan
Phone81 3 6636 3711
Websitetosoh.com

Stock Details

Ticker Symbol4042
ExchangeTokyo Stock Exchange
Stock TypeCommon Stock
Fiscal YearApril - March
Reporting CurrencyJPY
ISIN NumberJP3595200001
SIC Code2860

Key Executives

NamePosition
Mamoru KuwadaChief Executive Officer