About Us

Who we are


eterson Service Company is a full-service, HVAC company with 30 years of experience serving commercial clients throughout the region.

We solve a wide variety of air conditioning, heating, refrigeration and control system problems: from minor repairs on small systems to design, installation, maintenance and monitoring of the industry’s most sophisticated equipment and temperature control systems.

Our expertise also extends to computer room environments, centrifugal units, electronic and pneumatic temperature control systems

With Peterson, you’ll have a partner not only well-versed in state and local building codes, but one with 30 years of experience designing & maintaining high-efficiency HVAC systems in virtually every type of commercial building. We employ the latest computer technologies for load calculations, engineering, layout work and coordination drawings.

Over three decades, we’ve earned a reputation for quality workmanship, effective design, reliable service and preventive maintenance.

Peterson Service Company logo

Renee Fiorelli, President

Renee Fiorelli President

Renee Fiorelli is the President of Peterson Service Company.

Renee is currently a member of the Mechanical Contractors Association of NJ Board of Directors and serves on the Schedule A Oversight committee. She is also on the Marketing Committee of Mechanical Service Contractors of America. In 2008, Renee was named Contracting Business Woman of the Year.

Renee holds a BS in Mechanical Engineering from the University of Delaware.

She resides in Medford Lakes, NJ, with her husband and two sons.

Mark S. Tepes, Vice President

Mark S Tepes Vice President

Mark Tepes is the Vice President of Peterson Service Company.

Current responsibilities include Strategic Planning, Construction Management, and Sales Management.

He holds a BS in Finance from Virginia Polytechnic Institute and State University.

Mark enjoys playing golf and tennis, and resides in Medford, NJ, with his wife and three daughters.