JEC Service Company is a full-service mechanical contractor specializing in HVAC piping, sheet metal, and electrical systems for commercial, institutional, industrial, and multi-family projects throughout Greater Boston.

Mechanical Piping

HVAC piping systems, hydronic piping, and mechanical piping installations.

Sheet Metal

HVAC ductwork fabrication and installation, renovations, and custom sheet metal work.

Electrical

Electrical support for HVAC systems, controls, and mechanical upgrades.

Service & Maintenance

Preventative maintenance, repairs, and emergency service.

From new construction and renovations to long-term service contracts,
our team delivers reliable, cost-effective mechanical solutions backed by decades of experience and in-house fabrication capabilities.






IBEW Local 103






Our Team

Wayne Greenwood

President

Marc Donato

Vice President

Paul Donato

Director of Operations

Sean Thurston

Service Manager

Sean O’Keeffe

Lead Estimator

Matt Buonomo

Estimator

John Bowen

Logistics Manager

Angela Caggiano

Financial Analyst/Project Accountant

Dave Bowen

Director of Electrical Services

Marisa Moniz

Project Manager

Paul T. Donato

Project Manager

EJ Santora

Project Manager

Brian Harrington

Project Manager

Jake Moniz

Project Manager

Ryan McDonald

Project Manager

Mike Guarino

Pipefitter CAD Drafter/Field Foreman

Al Seelig

Sheet Metal CAD Drafter/Field Foreman

Joe Gause

Pipefitter Operations/Shop Foreman

Josh Stevens

Sheet Metal Operations/Shop Foreman

Rob Lambert

Sheet Metal Operations/Shop Supervisor