Kontrol Buildings is a full-service commercial HVAC, plumbing, and building automation company headquartered in Vaughan, Ontario, serving 400+ commercial, industrial, multi-residential, and condominium buildings across the GTA and Ontario for over 15 years.
Our clients include Dream REIT, BGO, BGIS, Avison Young, JLL, Kinvest, Manulife, Compass, Pure, Torgan and many more — institutional owners and property managers who require documented performance, transparent pricing, and quarterly reporting. We respond to 99% of commercial HVAC emergencies within 4 hours — 24/7/365.
Our technicians are Local 787 certified, TSSA licensed, G1/G2 gas fitter certified, 313A refrigeration mechanic licensed, A2L refrigerant certified, and OWWA certified for backflow testing. Avetta 2025 Safety Star verified. BBB+ accredited. Members of HRAI, ORAC, and ACMO.
Services: - HVAC service and repair — 24/7 emergency response - Preventive maintenance — building-level and suite-level programs with quarterly reporting - HVAC retrofits — boiler replacements, cooling tower replacements, rooftop units, fan coil fleet programs - Commercial plumbing — hydronic heating, domestic hot water, water conservation retrofits - Backflow prevention testing — OWWA certified, registered with all major GTA municipalities - Building automation — BAS design, integration, optimization - Energy management — monitoring, analytics, decarbonization planning - HVAC design build — system design and installation for new builds and fit-ups.
Equipment: manufacturer-independent. Trane, Lennox, Carrier, RBI, Lochinvar, and many more. Equipment is selected based on each building's requirements.
Service area: Toronto, Mississauga, Vaughan, Brampton, Markham, Richmond Hill, Oakville, Scarborough, Etobicoke, North York, Burlington, London, Kingston, and Barrie. No fuel surcharges. Transparent pricing. Quarterly reporting as standard.
"I'm impressed with Kontrol Buildings Inc.'s commitment and willingness to resolve service requests."
Sep 25, 2026
Site Supervisor, Blackwood Property Management
Nelson Castro
Real estate
Mississauga, Ontario
11-50 Employees
Online Review
Kontrol Buildings Inc. provides HVAC services for a property management company. The team handles system installation, repair, maintenance, and upgrade projects.
The client is pleased with Kontrol Buildings Inc.'s work quality, which has helped them reduce downtime, save costs, and improve system reliability. The team is professional, courteous, and experienced. They also make an effort to resolve requests quickly.
BACKGROUND
Introduce your business and what you do there.
I’m a site supervisor at Blackwood Property Management, a real estate company.
OPPORTUNITY / CHALLENGE
What challenge were you trying to address with Kontrol Buildings Inc.?
We needed help with HVAC repairs, replacements, and preventative maintenance services.
SOLUTION
What was the scope of their involvement?
Kontrol Buildings Inc. provides general HVAC work, including installation, repairs, ongoing maintenance, and system upgrades.
What is the team composition?
We work with 6-10 teammates, including technicians.
How did you come to work with Kontrol Buildings Inc.?
A work colleague referred Kontrol Buildings Inc. to me. I chose them because they were a great culture fit, offered good value for the cost, and had company values aligned with ours.
How much have you invested with them?
We’ve spent around $100,000.
What is the status of this engagement?
We started working together in January 2018, and the engagement is ongoing.
RESULTS & FEEDBACK
What evidence can you share that demonstrates the impact of the engagement?
Kontrol Buildings Inc.'s office and technicians always demonstrate professionalism, courtesy, experience, and efficiency. Thanks to their work, we've seen reduced downtime, cost savings, and increased system reliability.
How did Kontrol Buildings Inc. perform from a project management standpoint?
Kontrol Buildings Inc. is always able to make the working relationship positive. We communicate via in-person meetings and email or messaging apps.
What did you find most impressive about them?
I'm impressed with Kontrol Buildings Inc.'s commitment and willingness to resolve service requests.
Are there any areas they could improve?
I can't think of anything for them to improve.
RATINGS
5.0
Quality
5.0
Service & Deliverables
Schedule
5.0
On time / deadlines
Cost
5.0
Value / within estimates
Willing to Refer
5.0
NPS
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1 Reviews
Our Story
With more than 15 years of operations in the GTA, Ontario market, Kontrol Buildings delivers commercial HVAC, plumbing, and building automation services. Our Local 787 certified, Avetta 2025 Safety Star verified technicians serve 400+ properties for clients including Dream REIT, BGO, BGIS, Avison Young, JLL, and Kinvest. We combine transparent pricing, 24/7 live dispatch, and a 99% sub-4-hour emergency response — because operating a better building starts with the right team.
What Sets Us Apart
Customer Service
Customer service is at the heart of our business DNA. Our live dispatch 24/7/365 — is here for routine repairs or emergencies. Fast response, transparent upfront pricing, no hidden fees, and proactive communication at every step of every job.
Customized Solutions for Your Building
Every building is unique. We take the time to understand your property and goals, present multiple tailored solutions, then partner with you to execute. No one-size-fits-all — just the right fit for your building.
Transparent Pricing
No surprise truck charges. No fuel surcharges. No hidden fees. Ever. We provide clear, upfront pricing before any work begins — so you can plan with confidence and focus on running your building.
Verified means Clutch independently confirmed Kontrol Buildings Inc. is a legally registered business, financially sound (Creditsafe: Low Risk).
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