Elizabeth Wilson
My heat pump replacement was smooth with Ontario Air Services. The crew worked efficiently communicated well and made me feel comfortable.
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ONAS Heating & Cooling Corp. O/A Ontario Air Services
HVAC Companies in Vaughan, Ontario
Ranked #5 in Vaughan | Grade B+
ONAS Heating & Cooling Corp. O/A Ontario Air Services
Ontario Air Services delivers heat pump-centric HVAC solutions with a focus on careful planning and clean workmanship. Homeowners highlight smooth installs, thoughtful equipment guidance, and good follow-through, especially in older homes where extra coordination may be needed.
Why Homeowners Choose This Business
Customers note responsive communication, clear guidance on options, and neat, organized workmanship. The company’s teams coordinate details on site, confirm placement, and aim for smooth installations that minimize disruption Local experience that helps homeowners across Vaughan, Ontario compare a more region-aware provider.
Service Area
Headquartered in Vaughan, Ontario and serving the Greater Toronto Area, subject to project scope and scheduling.
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How This Business Compares
A quick local comparison based on review strength, business detail, and local service fit.
- Maintains a competitive standing in this market.
- Performs at or above the local average rating.
- Shows strong customer satisfaction signals based on review quality and volume.
Trust Signals
Open 24 hours as listed on Google; contact to confirm after-hours availability for urgent HVAC needs.
Services Covered
Electrical Services Renovation Services Heat Pump Installation Ductless Mini-Split Multi-Zone Heat Pumps HVAC replacement Heat Pump Water Heater Electrical Panel Upgrade (for HVAC) Home HVAC Energy-efficient heating Cooling installation System Sizing and Design HVAC Retrofit HVAC consultation
Services include heat pump installation and replacement, ductless/multi-zone systems, equipment changeouts, and related electrical panel upgrades when needed for HVAC projects. They also handle hot water heat pump replacements and provide guidance on system sizing and brand selection.
Reviews
Customer Reviews
A. M.
ONAS Heating & Cooling Corp. exceeded my expectations. From start to finish, their team demonstrated a high level of professionalism and technical skill. The installation was not only flawless but also extremely clean and well-organized. It…
Sahar Hariri
I installed a four zone, four head Tosot heat pump for my old house in downtown. Amir and Arsalan were amazingly helpful in guiding me through my brand selection and size/qty decision. The installation team was also very communicative and c…
Jeffrey Armstrong
We had a Mitsubishi Zuba heat pump installed as well as a heat pump style hot water heater. ONAS was also able to arrange an electrical 100A to 200A amp service and panel upgrade as it was needed for other installations. They did have to c…
Amir kh (Amirak407)
A day after contacting onas, i got a energy advisor that came in and set me up with rebates and i had my natural gas hot water tank replaced with electric one! Great job by onas team
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Special Offers
Emergency Service
Emergency service may be available for urgent issues.
Frequently Asked Questions
What HVAC services does Ontario Air Services focus on?
Recent projects center on heat pump installations and replacements, including ductless and multi-zone systems. They also handle related electrical panel upgrades when needed for HVAC work and heat pump water heater swaps.
Do they help with choosing the right heat pump size and brand?
Yes, reviewers consistently mention helpful guidance on equipment selection and sizing. The team discusses options and checks in on placement decisions before installation.
How is the installation process handled on site?
Customers report organized, tidy work with clear communication throughout the job. Technicians confirm details, keep the area clean, and provide updates if unexpected issues arise in older homes.
Can they address electrical panel capacity for new HVAC systems?
Some reviews describe projects that included panel upgrades to support new equipment. The company can arrange or coordinate this when required for the HVAC installation.
What areas do they serve?
The company is based in Vaughan, Ontario and serves nearby communities across the Greater Toronto Area. Availability can vary by project scope and timing.