Dr. Maier-Consulting

Flowserve is the recognized world leader in supplying pumps, valves, seals automation and services to the power, oil, gas, chemical and other industries. With more than 14,000 employees in more than 56 countries, we combine our global reach with a lo

Schlumberger is the world’s leading supplier of technology, integrated project management and information solutions to customers working in the oil and gas industry worldwide. Employing approximately 108,000 people representing over 140 nationalities