Our story

A Rockland HVAC company built on family

D.C.V. Proulx Heating & Air Conditioning was founded in 2007 by Darren Proulx and remains family-owned and operated in Rockland, Ontario.

D for Darren, C for Catherine and V for Victoria.

Experience with local roots

The company has long served Clarence-Rockland, Cumberland, Orleans, Ottawa and communities throughout Eastern Ontario with bilingual residential and commercial HVAC service.

Heating, air conditioning, ventilation and refrigeration
Service for all equipment brands
Practical recommendations for long-term comfort

How we work

The team helps customers choose the best solution at the best price, whether the need is maintenance, a repair, equipment replacement or a complete new installation.

Free estimates for installations and replacements
Preventive maintenance and emergency support
Custom HVAC products and system solutions