4M Fire Inc.
4M Fire Inc.
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  • Services
  • About Us
  • Contact Us
  • Certifications/Compliance
Call Us!

Fire Protection Services in the GTA & Southern Ontario

Sprinkler installs, retrofits, and repairs.

From new builds to high-rise riser replacements, our UA Local 853 sprinkler fitters install and service every type of system on the market — wet, dry, anti-freeze, deluge, and pre-action — for commercial, industrial, and multi-residential buildings.


  • New sprinkler system design & install (commercial, industrial, residential)
  • Riser, main, and branch line retrofits
  • Tenant fit-out and demising wall modifications
  • System enhancements for occupancy or hazard changes
  • Kitchen hood (Ansul / Amerex) suppression installs & recharges
  • Emergency leak and break repairs — 24/7

Fire alarm install, monitoring, & verification.

Our CFAA-certified alarm technicians install, verify, and maintain conventional and addressable fire alarm systems for commercial, multi-res, and institutional buildings. We work directly with your AHJ and ULC monitoring station.


  • New alarm panel installs (Mircom, Notifier, Edwards, Simplex, etc.)
  • Annual CAN/ULC-S536 inspection & verification
  • System upgrades to current Fire Code
  • Battery, detector, pull station, and bell replacements
  • ULC-monitored signal coordination
  • Deficiency rectification with same-day reporting

Annual ITM that keeps you compliant.

We handle the full inspection, testing, and maintenance program for your sprinkler, alarm, hydrant, and pump systems — on a schedule that matches the Ontario Fire Code and your insurer's requirements.


  • Annual, semi-annual, quarterly, and monthly inspections
  • NFPA 25 sprinkler system ITM
  • CAN/ULC-S536 fire alarm verification
  • Backflow preventer testing & certification
  • Fire pump weekly & annual flow tests
  • Hydrant flow & cap testing
  • Digital reports delivered to you, your insurer, and the AHJ

Specialty equipment service & certification.

The equipment most contractors won't touch. We install, repair, and certify fire pumps, private hydrants, and backflow preventers — the systems your insurer audits and your AHJ asks about.


  • Fire pump install, replacement, and weekly/annual testing
  • Private hydrant flow tests & cap inspections
  • Backflow preventer install, testing, and CRD reporting
  • Pressure reducing valve (PRV) service
  • Standpipe pressure tests & certifications

Industries We Serve

Commercial & Retail

Industrial & Manufacturing

Industrial & Manufacturing

Office towers, retail complexes, plazas, and standalone commercial properties. 

Industrial & Manufacturing

Industrial & Manufacturing

Industrial & Manufacturing

Warehouses, distribution centres, food & beverage production, cold storage. 

Multi-Residential & Condos

Industrial & Manufacturing

Multi-Residential & Condos

High-rise condominiums, apartment buildings, gated communities, and managed properties. 

Healthcare & Education

Hospitality & Food Service

Multi-Residential & Condos

Hospitals, clinics, schools, universities, and long-term care facilities. 

Hospitality & Food Service

Hospitality & Food Service

Hospitality & Food Service

Hotels, restaurants, kitchens with hood suppression, banquet halls, event venues. 

General Contractors

Hospitality & Food Service

Hospitality & Food Service

New build coordination, tenant fit-outs, and rough-in to occupancy sprinkler trades. 

Locally owned, certified, fully insured fire protection contractor serving the GTA and Southern Ontario since 2025. 

Copyright © 2026 4M Fire Inc. - All Rights Reserved.



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