Depending on your needs, Constantis will employ various guidelines, management systems and tools to provide specific support.

Constantis helps companies and NGOs in all sectors to implement the guidelines and management systems listed below.

  • ISO 26000, the internationally recognised guidelines for corporate social responsibility
  • ISO 20400, the international guideline for sustainable procurement
  • ISO 50001, the certifiable energy management system
  • GRI-G4, the Sustainable Reporting Guidelines
  • CO2 Performance Ladder, the tool that stimulates organisations to reduce CO2 emissions

Constantis has developed various tools for specific issues.

The Trippple approach for sustainable strategy
The business model for the long term Read more >

Sustainable procurement scan
For insight into where you stand in sustainable procurement Read more >

Strategic workshop
Get more grip on your sustainability strategy in a single day Read more >