Our “Owners Engineers”


Thomas Tsaros, PEtom-tsaros-sepia

Senior Associate/ Energy & Infrastructure Market Leader

Tom brings a strong technical and leadership background from over 20 years of experience as a developer and engineer in the energy services industry. As Market Leader, his mission is to identify, cultivate and implement projects and programs to improve our clients’ building infrastructure while reducing and controlling energy costs. Tom is adept at identifying and prioritizing the needs of our clients, while managing the entire project cycle to bring projects to successful completion. He works in concert with developers, engineers, contractors, and utilities to maximize the value of each project.

  • BS & MS, Mechanical Engineering, University of Massachusetts Lowell

Jason Butler, PE

Associate Principal/Senior Project Manager

As a Senior Associate within the firm, Jason also acts as a Senior Project Manager, having overall leadership and supervision of a project by defining the project, making sure it conforms to the contractual agreement the firm has made to the client, coordinating and monitoring the work and delivering a final project on time and within the prescribed budget.  He has extensive experience in electrical investigation as well as the design and construction for a broad range of facilities, with a particular focus on healthcare facilities.

  • BS, Electrical Engineering, Worcester Polytechnic Institute

Matthew Merli, PE, LEED AP BD+C

Senior Associate/Senior Project Manager

In his role as Project Manager, Matt serves as the overall supervisor of a project and the primary contact to clients throughout project development. He understands all phases of a particular project, coordinating closely with the entire project team, both internal and external. He has extensive experience in mechanical investigation as well as the design and construction for a broad range of facilities, with a particular focus on academic facilities.

  • BS, Mechanical Engineering, University of Massachusetts

Matthew Wheeler, PE, CxA, LEED AP

Associate/ Commissioning Market Leader

As a firm Associate, Matt is also a Project Manager and Market Leader for the Commissioning team. His approach to commissioning focuses around his operational background.  Shipboard engine room maintenance and landside power generation facility operations work have enabled him to commission through a facility’s staff’s point of view as well as an owner’s. His focus as Project Manager is to leave the owner and maintenance staff with an efficiently operating building that meets all required design criteria and provides a high level of physical comfort to all of its occupants and staff. As the Market Leader, Matt plays a key role in overall firm’s Business Development, including lead development, lead management, pre-proposal contacts, proposal preparation and presentations, client maintenance and Marketing and Business Development leadership for the market.

  • BS, Marine Engineering, Massachusetts Maritime Academy
  • MS, Mechanical Engineering, Northeastern University

Terence R. Boland, PE, LEED AP

Senior Associate/Lead Mechanical Project Engineer

Terry has complete responsibility for the mechanical systems of a project from schematic design through construction administration and he consistently incorporates innovative resources to exceed client expectations. Terry works closely with the Project Managers and other Lead Project Engineers to ensure timely, cost effective completion of a project while communicating progress regularly with the project’s Principal-in-Charge. Terry also manages and develops engineering standards within and across the project’s internal and external team members.

  • BS, Mechanical Engineering, Syracuse University

Cameron Bellao, PE, LEED AP

Senior Associate/Lead Electrical Project Engineer

Cam has a diverse project-based background that includes lead electrical engineering and project management. As a Lead Project Engineer, he acts as the discipline head within the project team. He prepares budgets and schedules and monitors project progress and costs with the Project Managers.

  • BS, Electrical Engineering, Merrimack College

Karl Gebhardt, PE, LEED AP

Senior Project Manager

Karl has over 14 years experience in the design, analysis and construction administration of complex HVAC systems. As Senior Project Manager, Karl works with clients to implement sustainable design projects within a variety of building types. He ensures that all client requirements are met by developing a strong client relationship, from project inception through construction closeout.

  • BS, Mechanical Engineering, Worcester Polytechnic Institute