Meet The Team


Pat Marchand

Director, Sales and Marketing / Road Operation Manager

Pat Marchand is the Director of Sales and Marketing at Clément Marchand. Involved in the family business since his teens, he is well practiced in every step of the sales process, from the very first contact with the customer, right through the installation process and post-sales follow-up. He is equally qualified in residential and commercial installation, and also specializes in hydronic heating (boilers, radiant floor heating and hot water heater systems). His motto: Listen to your customers and offer great products, tailored to their specific needs.

• Certified residential heat lost/ heat gain calculator
• Certified mechanical designer


Chantal Marchand

Director of Administration and Finance

Chantal Marchand is Director of Administration and Finance at Clément Marchand. Holding a Bachelor’s degree, she manages the company’s finances while making sure everything runs smoothly on the administrative level.


Richard Lemelin

Service Department Supervisor

With over 17 years experience in air conditioning and heating, Mr. Richard Lemelin oversees the smooth functioning of the service department, for both residential and commercial contracts.

• Gas technician G1, TAG 1, TAG 2
• Oil technician OBT-2
• Refrigeration and air conditioning mechanic 313A
• Backflow tester OWWA
• Certified ODP


Michael Borthwick

Installation Supervisor Residential and Commercial

I am pleased to introduce myself as the Installation manager for Clement Marchand Natural Gas Service Ltd. I bring a vast amount of construction and installation experience as a G1 fitter, Ventilation design certified and a Red Seal refrigeration mechanic for the past 25 plus years, with a constant vigil on customer service.


Dave Williams

Residential Sales HVAC Consultant

With over 20 years in the Heating and Air Conditioning industry I have had the opportunity to tailor HVAC solutions for many homeowners like yourself. Taking into account specific needs and budget.


Nick Rassolkov

HVAC Mechanic and Residential Sales

Nick Rassolkov is an experienced HVAC Mechanic and the team’s residential sales representative. His mechanical background and dedication to the profession are great tools for providing our clients with the best customized service, and ensures that we can find the right solution that will accommodate their needs and budget. Nick will be more than glad to advise you with professionalism, to the best of his abilities.


Johanne Taillefer


With over 30 years experience at Clément Marchand, Johanne is the number one dispatcher in the HVAC industry. It will be Johanne’s pleasure to answer your call or book your service appointment.