Mike Mullin serves as the Executive Vice President of Environmental Systems Co. (ESC). He is responsible for company operations and provides strategic leadership to ensure effective business growth, financial strength, and efficient operations. This includes setting long-term vision and leading initiatives to increase customer and Team Member satisfaction. In 2023, Mike became a Partner at Fidelity Building Services Group (Fidelity BSG) when ESC joined Fidelity BSG.

Mike has over 30 years of business operations management experience, including HVAC and Temperature Control Project Management, Corporate Operations and Facilities Management, Financial Operations Management, and leading continuous improvement initiatives.

Mike is broadly experienced in implementing Lean Six Sigma improvement methodologies and is certified as a Lean Six Sigma Sensei and Lean Six Sigma Black Belt from Villanova University.