Powered by Experience, Focused on Results.

KNJ has been serving New Jersey’s commercial HVAC market for decades, combining technical expertise and trusted partnerships to deliver reliable, efficient solutions.

Delivering HVAC Expertise with Integrity, Service, and Lasting Value.

Klima New Jersey has been a trusted name in commercial HVAC solutions for years. Serving clients across New Jersey, we provide innovative equipment, parts, and service designed to maximize building performance and efficiency. From system design to commissioning, our team offers the knowledge and resources to meet complex project needs. Guided by integrity and a commitment to our clients’ success, KNJ ensures every project delivers long-term comfort and reliability.

KNJ HVAC solutions.

Meet The Team

Greg Haggarty
Greg Haggarty

General Manager / Principal

Kevin Quillinan
Kevin Quillinan

Principal 

Ethan Finlay
Ethan Finlay

Commercial Sales Engineer

Brian Busseno
Brian Busseno

Commercial Sales Engineer

Seth Bartkoski
Seth Bartkoski

Sales Engineer

Matt Gelmetti
Matthew Gelmetti

Junior Sales Engineer

Paul Daley
Paul Daley

Commercial Sales Engineer

Strong Partnership: Klima New Jersey & Air Control Concepts

Klima New Jersey is a proud member of Air Control Concepts (AIR), an organization dedicated to empowering leading HVAC providers nationwide. Through AIR, KNJ leverages best practices, shared resources, and manufacturer relationships to deliver solutions that enhance building performance across New Jersey.

Klima New Jersey is committed to HVAC solutions that deliver comfort, efficiency, and long-term reliability.