Deepak Nitrite Ltd.
- Manufactures a diverse range of inorganic and organic intermediates, serving the dye and imaging, agrochemical, pharmaceutical, and rubber chemical industries. India.
- http://deepaknitrite.com

Damar Industries Limited
- Diversified manufacturing company in New Zealand, with activities in aerosol, coating, roadmarking, pool care, and forestry products, solvents, and contract processing and packaging.
- http://www.damarindustries.co.nz/

Dongnam Chemical Ind., Ltd.
- Produces surfactants, ester products, and dyeing auxiliaries.
- http://www.dongnamchem.com/

Deqing Tongchem Co. Ltd.
- Producer of dyes, feed additives and intermediates.
- http://www.tongchem.com

DbWestern, Inc.
- Worldwide chemical engineering plants making formaldehyde, HCHO and UFC, resin, urea, and melamine.
- http://www.dbwestern.com/

Donetsk Chemical Reagents Plant
- Manufacturer of a broad range of high purity inorganic chemicals (salts of aluminium, ammonium, barium, potassium, ferric, zinc, sodium, ferrite powders, refractory compounds, hydroxylamine sulfate).
- http://www.dcrp.donetsk.ua/

Dynalene
- Global manufacturer of industrial heat transfer fluids that include hydrocarbons, glycol, brines, secondary refrigerants and silicone oils.
- http://www.dynalene.com/

Dissolvine
- Akzo Nobel brand name for chelates, chemicals that control the concentration or effects of metal ions.
- http://www.dissolvine.com/

Dow Chemical Company
- Worldwide chemicals and polymers company.
- http://www.dow.com

Degesch America, Inc.
- Producer of aluminum and magnesium phosphide fumigants.
- http://www.degeschamerica.com/

Detergent Marketing Systems
- Laundry and cleaning products.
- http://www.detergentmarketing.com/

Duromar, Inc.
- Makers of epoxy linings, coatings, paints, rebuilding and resurfacing products for erosion and corrosion problems in all industrial environments.
- http://www.duromar.com/

DaeHa International
- Manufacturer and supplier of inorganic oxide colloid/powders, fine ceramics materials, functional coating materials, botanical chemical materials for electronic/semi-conductor/fine ceramics/coatings/cosmetics.
- http://www.daeha.com/

D.W. Davies & Co., Inc.
- Manufactures a wide line of cleaning and maintenance products for industry, business and home use. Specialized products available for Swimming Pools, Aircraft, Industrial, Institutional, Restaurant, Laundry & Dry Cleaning, Water Treatment and many rel
- http://dwdavies.com