Mr. Rudolf has served as a managing director since the commencement of Spence Energ Global and construction company . From 1994 until date, he held a variety of positions, including director and president/group chief executive officer, with Spence engineering Co.Inc an employee owned, global engineering, major projects and construction company. Previously, Mr Rudolf spent 6 years with the engineering and construction firm Kieley and Muller Inc, where he was a director and held various project leadership and senior and executive management positions, including president and chief executive officer of Kieley and Muller Environmental. Mr Rudolf has more than 35 years of diverse, senior and executive level leadership experience in the worldwide engineering, major projects and construction industry. He has been a member of the G8 Renewable Energy Task Force, an active attendee at The World Economic Forum in Davos, Switzerland, and a member of the Prince of Wales Business Leaders Forum. Mr Rudolf has over 20 years of board experience including with two global engineering, major projects and construction companies, a technology start-up company (Sentegra), and a non-profit enterprise (The Keystone Center) focused on energy, environmental and public health policy initiatives. He has served on seven special purpose mega-project company boards with over $20 billion in capital expenditures, two of which he acted as the Board's Chairman. His Board Committee experience is extensive and includes direct membership and involvement on audit, compensation, nominating and governance, executive, safety and risk management committees.