Illustration of an eco-friendly air conditioning unit surrounded by lush green forest, promoting energy efficiency in Québec. RBQ #5645-9605-01.

Get a quote for your project in less than 24 hours anywhere in Saint-Mathieu!

✅ Over 15 years of experience!

✅ Over 10,000 customers trust us!

✅ Warranty included for every product and service!

✅ Transparent and competitive pricing!

✅ The largest selection in Quebec, residential and commercial!

✅ Quick and professional installation!

✅ Work protected by $5,000,000 liability insurance!

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Permits and Regulations: Saint-Mathieu

If you are planning an air conditioning, ventilation or heating project in Saint-Mathieu, it is essential to find out beforehand whether you need to obtain a permit.

Furthermore, it is strongly recommended to consult the regulations in force concerning the installation of heat pumps or air conditioners to ensure a compliant and trouble-free implementation!

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AirGreen is proud to be part of:

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Logo of Régie du bâtiment Québec with fleur-de-lis symbols.
Logo of the Commission de la Construction du Québec with geometric design.
Concessionnaire Sharp OR seal with red ribbon on green background.
Concessionnaire Fujitsu Elite badge showcasing Airstage détaillant status on a green background.
Logo of "Concessionnaire Midea Pro Partner" in green and white text.
Concessionnaire GREE Elite branding image with logo and text on green background.

Certain Categories of Residential Air Conditioning, Ventilation & Heating in Saint-Mathieu

Modern wall-mounted air conditioner in a living room, providing efficient cooling in a bright and minimalistic space.
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Don't make the mistake of buying a wall-mounted system without reading our 2025-2026 Buying Guide ! Discover the best models, our tips for saving money, and everything you need to know before making your choice. Click here to access this essential guide and make a smart investment now!

Some of Our Partners in Saint-Mathieu

Some of our Repair Services in Saint-Mathieu

Sharp AirGreen AIREST air conditioner with WiFi and energy-efficient features, rated by RenoClimat and Energy Star.

In Stock at AirGreen!

A New Standard in Air Conditioning and Air Purification!

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Certain Categories of Commercial Air Conditioning, Ventilation & Heating in Saint-Mathieu

  • Collage of modern cityscapes with industrial buildings, scenic views, and sunset skyline featuring silhouetted birds and smokestacks.
  • Modern commercial spaces with large windows, greenery, and industrial interiors showcasing natural light and ventilation systems.
  • Industrial HVAC systems, cooling fans, and units in a large warehouse facility highlighting ventilation and climate control technology.

Some of our Cleaning Services in Saint-Mathieu

Some of our recent service calls

Information before buying

AirGreen vehicles and equipment in a vibrant autumn setting, ready for HVAC installation and climate services.

Montreal family presence deeply rooted in the Saint-Mathieu projects

A family business based in Montreal, AirGreen boasts over 15 years of experience in HVAC , with installation expertise applied to residential, commercial, and industrial environments, without limiting the scope of its technical capabilities. Its development on the South Shore is based on a solid organization, supported by the Boucherville showroom , which allows for the efficient structuring of regional projects. This approach translates into concrete achievements in Saint-Mathieu , where each project is clearly geared towards new installations , designed to meet local functional and regulatory requirements, while ensuring lasting technical consistency.


  • Proven operational structure for projects of varying scales

  • Cross-functional installation expertise for residential, commercial and industrial applications

  • A stable regional organization adapted to the realities of the South Shore
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Architecture of new equipment adapted to the uses of buildings

The interventions described relate exclusively to newly installed systems , selected according to the building's physical characteristics and the performance objectives. AirGreen seamlessly integrates wall-mounted heat pumps , wall-mounted air conditioners , central heat pumps , central air conditioners , multi-zone systems , air-to-water systems , PTAC/VTAC , as well as ventilation , including air exchangers, humidity control, and fresh air supply. These configurations are applicable to houses , multi-unit residential buildings , commercial spaces , and mixed-use buildings , according to a selection logic based on:


  • Building characteristics and thermal envelope

  • Usage profiles and occupancy constraints

  • Thermal loads and energy efficiency targets

Deployment method focused on functional consistency

Each project is based on a structured installation methodology designed to ensure reliability , scalability , and stable performance over time. This approach includes system analysis, load assessment, equipment compatibility verification, coordination of installation phases, and final commissioning . The entire process is designed to ensure the long-term technical consistency of new systems, with a focus on:


  • Precise alignment between design and execution

  • Technical compatibility of installed components verified

  • Operational stability despite evolving usage patterns

Regulatory framework, operational longevity and territorial relevance

Quality of execution relies on rigorous coordination, adherence to applicable regulatory requirements, and comprehensive commissioning procedures, including technical documentation and structured system handover. AirGreen assists clients in understanding Hydro-Québec and federal subsidy programs , without guaranteeing their approval or delegating their administration. This disciplined approach promotes sustainability , operational stability, and long-term energy efficiency —parameters that are particularly crucial for projects in Saint-Mathieu , where compliance and consistent performance are essential criteria for any new installation.

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Career: Join the AirGreen team in Saint-Mathieu!

Join our dynamic team at AirGreen! We have several positions available in the Saint-Mathieu area and the rest of the Montérégie region!

  • Refrigeration Technician / Refrigeration Specialist
  • HVAC Installer
  • Duct installers
  • Apprentices
  • Sales Representative
  • Customer Service Representative
  • Maintenance staff
  • Estimator
  • Warehouse staff
  • Project Manager
  • And many others!
View our job offers and apply now!