Ingenieurbüro Pro Energie+Technik for technical building equipment, planning services for the technical trades of heating, ventilation and sanitation, from consulting, planning and tendering to invoicing, acceptance and rectification of defects, taking into account legal and technical regulations. Drinking water hygiene issues (e.g. legionella) and risk analyses in accordance with § 16 TrinkwV. Expert opinions for heating technology, thermographic evaluations