Joseph P. Havey
CEM®, LEED™ AP, RPA®, FMA®, SMA®
Chief Executive Officer

Mr. Havey joined E Cube in 2010. He has over 30 years of experience in investment real estate portfolio management, sustainable design/construction, commissioning, energy-efficiency, building optimization, and Operations & Maintenance. Mr. Havey has held senior management positions with Fortune 100 firms and leading private firms, and has held ownership in entrepreneurial firms. He specializes in managing people and processes and fostering a climate of mutual respect and client satisfaction.


Leonard Rozek
CCP, CPMP, CEM®, LEED™ AP, CDSM
President

Mr. Rozek joined E Cube in 2004. He has over 40 years of experience in energy services, renewable energy, performance contracting, and mechanical engineering. Mr. Rozek held senior management positions with leading private firms, and ownership positions in firms providing performance contracting as well as building controls and automation systems. He specializes in business development, as well as technical support through design assistance, design review and system optimization analysis and implementation.


Tom Vannatta
CPMP, LEED™ AP
Vice-President of Engineering

Mr. Vannatta joined E Cube in 1997 as the founding member of our Chicago office. Tom has over 25 years of experience commissioning new and existing buildings, facility optimization, system trouble shooting, and energy analysis. Tom specializes in complex building system analysis, and commissioning of mission-critical healthcare and laboratory facilities.


Mandeep Singh
CCP, LEED™ AP
Vice-President of Operations

Mr. Singh joined E Cube in 2000. He has over 17 years of experience in the building systems industry, including design, construction and commissioning of complex building systems. Mandeep specializes in project management in a variety of buildings including hospitals, laboratories, data centers, higher education, offices, high-rise residential, and municipal facilities.


Trey King
LEED™ AP
Vice President

Mr. King joined E Cube in 2007. Trey has over 21 years of experience in the building systems industry and 17 years in the military including U.S. Special Forces. His building systems experience includes 16 years in the Test and Balance industry and 6 years commissioning complex building systems. Trey specializes in project management and training E Cube staff in the development of strong leadership skills.