Our goods are testing and comparing with top of products from Czech Republic and abroad.
GRENA, a.s. uses machinery in its production, which is changed and supplemented at regular intervals with new equipment so that the final products maximally meet the requirements of customers, as dictated by our quality policy.
International certificate ISO 9001:2015, which the company acquired in January 2018, guarantees first class of the products. Certification has demonstrated compliance of our quality management system with requirements of international standard ČSN EN ISO 9001.
In 2020, we joined the ranks of more than 300 other Czech companies and enterprises that mark their products with the Český výrobek Genuine Czech trademark.
Due to the offer of materials for the construction of fireplaces and stoves, which we have been producing and further developing since 2012, GRENA is a member of the professional organization Cech kamnářů České republiky (Guild of stoves of the Czech Republic), which brings together tradesmen and companies operating in the field of stove trade.
Because of the production of foil and veneered boards, furniture parts and kitchen doors, our company is connected with furniture industry. So we are also members of the Klastr českých nábytkářů (the Cluster of Czech Furniture Makers) and the Asociace českých nábytkářů (the Association of Czech Furniture Makers) - organizations that support business and development in the field of joinery and furniture, woodworking industry and interior design.
We are members of Profesní komory požární ochrany (Professional Chamber of Fire Protection) and
Jihočeské hospodářské komory (South Bohemian Chamber of Commerce).
