Mark Sonntag

Mark Sonntag is currently the Head of Performance Controlling at Siemens, focusing on Smart Infrastructure and Buildings. With a robust background in finance and performance management, they have held various roles at Siemens, including Director of Finance for the Los Angeles and San Diego Branch, and Commercial Head of Service in Germany's Building Technologies sector. Prior to Siemens, Mark completed internships at Lufthansa, adidas Group, and Capgemini, gaining exposure in marketing, sourcing, and transformation consulting. Mark holds an MBA from Nanyang Business School and two degrees from Universität St.Gallen, including a Bachelor of Arts in Business Administration and a Master's in Strategy and International Management.