GTA's Only Full-Service Mechanical Contractor

Same-Day Quotes.
Every Trade.
One Call.

HVAC, plumbing, electrical, construction & duct cleaning — all under one roof. We quote the same day your technician calls it in.

GET A QUOTE (437) 990-1671
12+
Years in the GTA
5
Trades, One Company
24/7
Emergency Service
Same Day
Quoting Turnaround
A to Z Services team on site
Why Property Managers Choose Us

One Call for Everything Mechanical

Most contractors do one thing. We do five. HVAC, plumbing, electrical, construction, and duct cleaning — all dispatched from one company, one point of contact, one invoice. No more coordinating three vendors for one building.

Your tenants don't care whose trade it is. They just want it fixed. So do you.

TALK TO US
Our Services

Every Trade Your Building Needs

HVAC & Mechanical

Rooftop units, boilers, fan coils, heat pumps, chillers, duct cleaning, and make-up air units. Installation, repair, preventive maintenance, and 24/7 emergency service.

Plumbing

Commercial plumbing for high-rises, condos, and retail. Drain service, backflow prevention, water heaters, fixture replacement, and emergency repairs.

Electrical

Panel upgrades, lighting retrofits, outlet and circuit installation, code compliance, and emergency electrical service for commercial buildings.

Construction & Renovation

Tenant improvements, common area renovations, mechanical room upgrades, and full-scale commercial builds. From scope to completion.

General Building Services

Fire protection, gas fitting, painting, flooring, roofing, locksmith, appliance repair — if your building needs it, we handle it.

Preventive Maintenance

Custom PM contracts tailored to your building. Scheduled inspections, filter programs, seasonal tune-ups, and compliance documentation.
The A to Z Difference

Built for Property Managers

We know what keeps building operators up at night: slow quotes, missed appointments, and vendors who disappear after the invoice. A to Z was built to solve that.

Condos &
High-Rises

Commercial
& Retail

Multi-Unit
Residential

Commercial HVAC service
How It Works

From Call to Quote — Same Day

1

You Call or Email

Tell us what's going on. One point of contact for any trade — HVAC, plumbing, electrical, or all three.
2

We Dispatch & Diagnose

Our technician arrives, inspects the problem, documents everything, and reports back to our operations team.
3

Same-Day Quote

You get a detailed scope of work and quote the same day — not next week. Approve it and we schedule the work.
Service Area

Serving the Greater Toronto Area

Toronto • North York • Scarborough • Etobicoke • Mississauga • Brampton • Vaughan • Markham • Richmond Hill • Oakville • Pickering • Ajax • Oshawa • Newmarket

Ready to simplify your building maintenance?

One call. Every trade. Same-day quoting.

GET A QUOTE (437) 990-1671