
ONCALL Heating & Cooling stands by the principle that comfort should always remain accessible to everyone. Our family business operates as an HVAC company that focuses on delivering customized, high-quality heating and cooling solutions. We strive to transform all interior locations, including homes, workplaces, and industrial buildings, into comfortable, efficient, and dependable spaces throughout the year.
Customers who call our company first will experience a unique personalized care process, unlike the impersonal treatment offered by large corporate HVAC service providers. Our team demonstrates hands-on service while remaining accessible to clients, and we dedicate ourselves to delivering correct solutions on the first attempt.
Our Story & What We Stand For
From the foundation of solid values merged with skilled work practices, ONCALL Heating and Cooling launched its operations to deliver professional HVAC solutions while keeping transparency and personalized service as its core principles.
Heating and cooling problems create frustrating situations because you need to find someone you can trust to solve them. We have established our business model based on straightforward communication and reasonable prices, together with dependable service that focuses on your comfort needs. Our staff avoids the practice of encouraging nonessential work by using pressure methods. We provide listening services together with assessment and detailed recommendations that serve the true needs of your business or homeownership.
Our company has established itself as a reputable name within the community through our robust speed of service delivery, excellent work quality, and outstanding customer care. Your call to ONCALL brings you more than a technician because you receive a team that genuinely cares about your needs.
Why Choose ONCALL Heating & Cooling?
Our technicians possess an average of 15+ years of practical experience because they have repaired every HVAC system possible. Our team handles all HVAC equipment types, including residential furnaces as well as commercial rooftop units of every major brand and model.
- Fully licensed by recognized HVAC regulatory bodies
- Insured & Bonded for your complete protection
- Factory-trained to install and service industry-leading brands
- Committed to ongoing training and education

Why Choose ONCALL Heating & Cooling?
The following reasons demonstrate why customers select ONCALL Heating & Cooling as their HVAC service provider. Our customers select us among numerous HVAC companies because of these key factors:
Local & Family-Owned
Our company operates independently as a family business that serves the local community rather than working as a franchise or call center. Our local presence allows us to understand GTA weather patterns, building characteristics, and seasonal requirements. Thus, providing quick and effective solutions.
Personalized Service
Your business premises or house receives our attention as though we owned it ourselves. Solutions at your business benefit from personalized attention along with professional workspaces and responsible interactions between team members and clients.
High Standards
Our team performs every repair and system installation job to achieve the absolute best standards of safety alongside efficiency and professional execution.
Upfront Pricing
Customers receive transparent pricing with no additional costs appearing at the end of the project. You will receive transparent, detailed pricing estimates as we maintain full communication throughout the project.
Fast Turnaround
You require urgent assistance when your heating or cooling system stops working. Our team stands ready to serve at all times, which is what we mean by ONCALL. Your system restoration process begins immediately since our team is ready to act fast.