Doug Mann is the vice president of operations at MAKEEN Energy. He has been with the company for 13 years, serving as production facilities manager from 2010 to 2018, vice president of facility management from 2018 to 2021, and moving into his current role in 2021. MAKEEN Energy is a global leader in cylinder filling. Its business is divided into four segments: selling gas equipment, environmental technology, gas solutions for LPG and liquefied natural gas (LNG), and customer support.