Heidelberg Materials Quenast
On-site solar under PPA for Sagrex Quenast

Project Overview
At Sagrex Quenast, part of the HeidelbergCement Group, a 1.75 MWp ground-mounted solar installation was developed to support local renewable energy production at quarry level. Delivered as an A-to-Z solution under an on-site Power Purchase Agreement (PPA), the project was structured to provide renewable electricity without upfront investment. PerPetum managed development, financing, EPC and long-term operation, enabling the site to integrate green electricity directly into its industrial processes. The installation reflects early adoption of on-site renewable generation within the quarry sector.
The Challenge
Providing a complete A-to-Z solar solution for a quarry operation.
Our Solution
1.75 MWp ground-mounted installation with on-site PPA.