Research and development in the field of clean energy. The company may establish branches and subsidiaries in Switzerland and abroad, participate in other companies in Switzerland and abroad, acquire similar or related companies or merge with such companies, acquire, encumber and dispose of land in Switzerland or abroad and carry out all commercial activities that are directly or indirectly related to the purpose of the company. It may also carry out financing for its own account or for the account of third parties and grant guarantees for subsidiaries and third parties and secure them.