Zosia Riesner

Zosia Riesner

Head of UK PPA

Zosia joined Lightsource in 2016 to head up the growing UK corporate power purchase agreement (PPA) team. With over a decade of senior-level experience in the energy sector, Zosia is adept at developing strategies which meet business needs.

Prior to joining Lightsource Zosia was responsible for business development at Utilyx (latterly Mitie Energy) building new partnerships and managing all commercial client relationships.

Zosia brings a great depth of knowledge to the Lightsource UK PPA team, having previously led several negotiations on corporate PPAs between clients, project developers and generators.


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