PSW is the leading Peruvian company dedicated to the creation of technologies, production, commercialization and exportation of products based on marine seaweeds that operates throughout the Peruvian coast. Our company is specialized in the generation of novel products with a high added value, based on the biological, physiological and ecological principles of the algae species. The main line of our company is based in the production of bio-stimulants and foliar fertilizers for use in agriculture and for the development of nutritional supplements used as input in the production of balanced animal feed, principally intended for aquiculture. Additionally, the company owns several copyrighted patents for seaweed cultivation and production processes for various marine algae products.

In 2005 the company was awarded with a Business Creativity Award for the line of bio-stimulants based on marine seaweed and in 2006 the title of Peruvian Company of the Year was awarded for in the Industrial area.Among our line of products, we offer raw materials for the phycocolloid industry, nutritional supplements, products for human consumption and especially bio-stimulants for agriculture. 

 Vision.  To be the leading company of Latin America in the management, the cultivation and bio-technological development of products based on marine algae.  

Mission.  To offer our clients the best product alternative based on marine seaweeds, of the highest quality, with economic return and associated services, always using adequate technologies and providing competent personal advice.