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AIRWAYS

Leader Plumbing’s roots in Toronto’s mechanical industry run deep with over 120 years of combined trade expertise amongst the living partners. 

Leader Plumbing’s roots in Toronto’s mechanical industry run deep with over 120 years of combined trade expertise amongst the living partners. 
Developments completed

100+

Years of experience

30

Tradespeople in the Airways Division

100

Infloor Heating

Infloor Heating

Mechanical Room

Mechanical Room

Mechanical Room

Mechanical Room

Mechanical Room

Mechanical Room

Mechanical Room

Two Old Mill

Friday Harbour – Sunseeker

Northshore Condo

VuPoint Condo

DUO Condo

252 Church

Alton Village

The Pavilion

ESPRIT

Storybrook

Chelsea Hill

Mechanical Room

Infloor Heating/Snowmelt

Mechanical Room

Mechanical Room

Yonge Parc Phase 2

8 Haus Boutique

50 Ann St

Delmanor Aurora

The Kip District 2

Lawrence Heights Phase 2

Distrikt Trailside

Scout Condo

Ellie Condo

Centre Point Towns

Royal York Urban Towns

Towns at Rouge Valley

Averton Common

Grand Manor II

The East Yorker

The Clarence

Performance Acura North Mississauga

610 Chartwell Office Tower

Siemens Head Office

Flowerlea Dairy Plant

Cappola Meats Plant

Sonora Foods Plant

Quality Cheese Plant

Wonderland Splashpad

Lawrence Heights

Arbors Condo

Arista Vaughan

Royal Pine Brampton

Royal Park Alliston

Neon Condominiums

King Charlotte

One Old Mill

Capo Di Monte

Friday Harbor

HVAC

Precision Airflow. Trusted Systems.

At Leader Mechanical, we bring more than four decades of expertise to the design, installation, and maintenance of HVAC and air distribution systems. Trusted on some of the region’s largest and most complex projects, we know how to deliver systems that perform reliably, efficiently, and sustainably at every scale. Our HVAC teams are composed of highly skilled tradespeople who combine technical knowledge with a deep respect for craftsmanship. From central plants and large-scale ventilation networks to energy-efficient upgrades, every system we deliver is engineered for performance, safety, and long-term durability. Whether serving a high-rise development, a mid-rise community, or a mission-critical commercial facility, we provide HVAC solutions that set the standard for comfort and reliability.

Capabilities

Highrise

High-rise buildings demand HVAC systems that can deliver consistent comfort and efficiency across hundreds of units and multiple floors. Leader Mechanical designs and installs large-scale heating, cooling, and ventilation systems that are engineered for reliability, energy efficiency, and long-term performance. From central plant design to distribution and air balancing, we ensure high-rise projects meet the most rigorous standards of comfort, safety, and sustainability.

Midrise

Mid-rise developments require HVAC solutions that balance efficiency with scalability. At Leader Mechanical, we design systems tailored to the unique demands of medium-density residential and mixed-use projects. Our team focuses on delivering reliable heating and cooling, proper ventilation, and energy-efficient performance, while coordinating seamlessly with other trades to keep construction on schedule.

Lowrise

For low-rise and multi-unit complexes, Leader Mechanical provides HVAC systems that emphasize practicality, serviceability, and comfort. We design and install solutions that optimize airflow, maintain consistent temperatures, and reduce operating costs — ensuring long-term value for developers and building owners.

Commercial

Commercial spaces require HVAC systems that can handle demanding, high-usage environments without compromising performance. Leader Mechanical provides complete heating, cooling, and ventilation solutions for office buildings, retail spaces, institutional facilities, and more. Our systems are designed for durability, ease of maintenance, and energy efficiency, helping businesses operate smoothly while keeping operating costs under control.

Custom Home

Every custom home deserves a system built specifically for the lifestyle of its residents. Leader Mechanical works with builders and homeowners to design and install HVAC solutions that prioritize comfort, quiet operation, and energy efficiency. From high-end climate control systems to tailored ventilation solutions, we ensure each custom home has the right system for its unique design.

We've worked with
some notable developers

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