Quality and Certifications

Tersa

Siresa

Semesa

Social responsibility to TERSA

TERSA adheres in February 2017 to respon.cat organization with the aim of promoting a qualitative and quantitative leap of social responsibility in Catalonia.

Work for the social excellence of companies and organisations that develop organisational cultures and corporate strategies oriented to the sustainable competitiveness.

It is necessary to do company on the mend the relation with the surroundings and the groups of interest.

TERSA , SIRESA y SEMESA con Barcelona + Sostenible

To TERSA, SIRESA and SEMESA have signedthe citizen commitment for sustainability 2012-2022 of Agenda 21  (Currently Barcelona + Sustainable), by a more equitable Barcelona prosperous and self-sufficient