Gregory B. Siroonian


Gregory, founder, and principal of RESCOM Architectural, Inc., is a licensed architect and has been in practice for over 24 years. He is committed to helping our clients achieve their vision through a highly collaborative relationship that balances smart solutions with fiscal responsibility. Gregory’s approach to serving clients have been used to lead RESCOM to decades of success and continuity. He holds a bachelor’s degree in architecture from the Boston Architectural Center

Robert F. Catarius

Senior Architect

Robert brings over 28 years professional experience working on a wide range of projects including residential, retail, industrial and medical facilities. Robert understands the tools that are necessary to advising clients with clarity and supplying them with the optimum design solution. His experience includes planning, designing and building facilities that not only cater to specific client needs, but also contribute to future sustainable growth. He holds a bachelor’s degree in architecture from the Boston Architectural Center and is a licensed architect.

James Potter

Senior Design Manager

James has been with RESCOM for over 10 years and provides creative design solutions and a responsive work approach. He holds a bachelor’s degree in architecture from the Roger William’s University.

Mark Hartwell

Project Manager

Mark is an accomplished job captain with construction document and construction administration experience on a wide range of residential and commercial projects. He holds a master’s degree in architecture from Wentworth Institute of Technology and is also a certified LEED AP.

Anne-Marie Siroonian

Accounting & Billing Specialist

Anne-Marie is a graduate of the University of Southern Maine Portland. Anne-Marie is the firms accounting and billing specialist. She maintains all of the project contracts and assists in the preparation of plan review submissions to the department of public health.

Joshua Lewis