Dipl.-Ing. Ralph Höllmann

Owner Representative/Sr. Project Manager/ENGIE APAC, Supreme Energy (SERD) • Owner Rep. and Project Manager for all operation activities. • Manage the design of the Owner Engineer (AECOM), EPC, plant commissioning, O&M implementation, and subsurface activities. • Effective financial management of project budgets and procurement authorization. • Report to Board level, Executive Management and Sponsors. • Work with international project shareholders, lender advisors

Development of 92MWe Geothermal Power Plant Rantau Dedap, Indonesia. Expl & FS completed, FEED, EPC tender to FC ongoing.

•Acting Project Manager for the Shareholder Company Supreme Energy Rajabasa (SERB). Developing IPP 220 MW Geothermal Power Project in South Sumatra, Indonesia. Technical coordination with Drilling & Subsurface Department, supporting the Business Strategy to achieve FC. •Responsible for review the Drilling Program in coordination with Subsurface and GDF SUEZ E&P Drilling Competence Center Aberdeen (ADEC) & Storengy. •Head of SERB’s Project Department based in Jakarta and Site Organization.

•Project Management of various Projects: Gas Facilities & Gas Pipeline projects from FEED to EPC. Facilities for Oil Storages, Tank Stations, Well Pads, Brine Injection Plant, Compressor Stations, diverse Buildings, MCCs, New Canteen, Head and Branch Offices of GDF SUEZ Germany.