We want our clients to rely on us for dependable engineering services. Our priority is to advance each project with exceptional expertise, experience and customer care.

Martin Holloran, PE

Senior Partner
Chief Executive Officer
Lexington, MA

Kevin Jensen, PE, CEA

Managing Partner
Lexington, MA

Conleth O’Flynn, PE, LEED AP

Managing Partner
Atlanta, GA

Robert Andrews, PE,
LEED AP BD+C

Partner
Managing Director
Lexington, MA

Jesse Foley, PE, LEED AP

Partner
Managing Director
Atlanta, GA

Thomas Joyner

Partner
Managing Director
Boston, MA
Jonathan Cristino, PE

Jonathan Cristino, PE

Partner
Mechanical Engineer
Lexington, MA
Chris Curran, CPD

Chris Curran, CPD

Partner
Plumbing Project Engineer
Boston, MA
James Desmarais, PE, CFPS

James Desmarais, PE, CFPS

Partner
Fire Protection Department Manager
Lexington, MA
David Ellowitz, PE, LEED AP

David Ellowitz, PE, LEED AP

Partner
Project Executive
Boston, MA

Adam Jennings, PE, CEM, CBCP,
LEED AP, WELL AP, Fitwel Ambassador

Partner
Energy & Sustainability and Commissioning Department Manager
Lexington, MA

Kevin Leahy

Partner
Electrical Project Engineer
Boston, MA
Robert Harris

Robert Harris

Partner
Director of Information Technology
Lexington, MA
Ryan Mason, LEED AP

Ryan Mason, LEED AP

Partner
Mechanical Department Manager
Atlanta, GA

Adam Murrietta, PE

Partner
Plumbing Department Manager
Atlanta, GA

Robert Parker, Jr.

Partner
Mechanical Department Manager
Lexington, MA

Joseph Philbrick, PE

Partner
Director of Operations
Plumbing Department Manager
Lexington, MA
Steven Roberts, PE

Steven Roberts, PE

Partner
Project Executive
Atlanta, GA
Jonathan Splaine, LEED AP

Jonathan Splaine, LEED AP

Partner
Mechanical Engineer
Lexington, MA

Bruce Swanton, PE

Partner
Electrical Department Manager
Boston, MA

David Woolson

Partner
Electrical Project Engineer
Lexington, MA
David Works

David Works

Partner
Project Executive
Lexington, MA
Michael Brown

Michael Brown

Associate Partner
Electrical Project Engineer
Lexington, MA
John Flannagan, III, PE, CFPS

John Flannagan, III, PE, CFPS

Associate Partner
Fire Protection Design Engineer
Lexington, MA