Eco-economix - Esher

Eco Energy Savings - Bootle

Eco Energy Rating Ltd - Manchester

The Green Earth Box Company Limited - Wigan

RENOS SOLAR AND GREEN ENERGY GmbH - Bissendorf

REB Green Energy GmbH - Dessau-Roßlau

green energy against poverty e.V. - Bonn

Bioenergie Blankenheim - Blankenheim

Haus & Energie Concept -Green Technologies- - Nentershausen

GETEC green energy GmbH - Magdeburg