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.

Meet The Team

Greg Haggarty
General Manager / Principal

Kevin Quillinan
Principal

Ethan Finlay
Commercial Sales Engineer

Brian Busseno
Commercial Sales Engineer

Seth Bartkoski
Sales Engineer

Matthew Gelmetti
Junior Sales Engineer

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.