Formed in 1948 by structural engineer Lewis Hixson, Hixson Architecture, Engineering, Interiors is consistently listed as one of the top firms in our industry. Our 16 in-house, integrated design and technical disciplines apply a unique combination of insight, client advocacy and intelligent project execution on GMP, research and development, workplace and retail projects of all sizes across North America.


  • Gregory C. Hammond, R.A., LEED AP, President and CEO
  • Thomas J. Benkert, Senior Vice President, CFO
  • Mark S. Frey, P.E., Senior Vice President, Director of Engineering, Mechanical and Electrical Systems
  • Warren J. Green, P.E., Vice President, Manager Process Engineering
  • Chris W. Harmon, P.E., Senior Vice President, Project Manager
  • Thomas J. Hellmann, A.I.A., Senior Vice President, Director of Architecture/Interior Design
  • Chris A. Jarc, P.E., PMP, LEED AP, Vice President, Project Manager
  • John J. Lucchetta, Vice President, Manager of Information Systems
  • Scott T. McGlamery, P.E., Senior Vice President & Department Manager, Electrical Engineering
  • Scott A. Mueller, P.E., Vice President, Manager Structural Engineering
  • Beth Robinson, Vice President, Director Continuous Improvement
  • Scott J. Schroeder, LEED AP, Vice President, Manager of Client Development