Asphalt Additives

High quality additives with very good track record.

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GMP+ certified additives

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All products

Food Additives



Cosmetics, Cleaning & DEET

Polymers and Additives

Silicones and Silanes

Organic Peroxides

Asphalt Additives


About us

Porta s.r.o. was established in 1994 and became one of important suppliers of speciality chemical additives, especially for chemical, pharma, cosmetic and food industry.

Porta represents many well-known producers, especially from European Union, USA, Japan, China and India.

We strive for the best possible technical and commercial service to our customers as well as long-term relationship with our partners and continuous natural growth of the company.

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Welcome to our updated web pages

Welcome to our updated web pages. As time goes on, new technologies are getting available. Therefore we completely reworked our web pages and added suppport of optimized viewing at mobile phones. We hope you like the new look.

+420 241 091 211

Zelený pruh 99
140 02 Praha 4
Czech Republic