Security Guards
Uniformed, licensed guards stationed at your premises to deter, detect and respond.
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TORONTO · MISSISSAUGA · ONTARIO
Rest Assured
Discreet protection, refined to a standard.
Licensed security guards, mobile patrol, executive protection and investigative services for Canada’s most discerning residences, properties and private clients.
4.9 / 5
RESIDENTIALCORPORATERETAILEVENTSCONSTRUCTIONHEALTHCAREHOSPITALITY
50+
Protected Sites
24/7
Monitoring
Rapid
Response Teams
100%
Licensed & Insured
— Our Services
A full spectrum of protection.
From a single guard to a complete enterprise security program, Delta delivers measurable results with discretion and professionalism.
Since Day One
Commitment to safety
— About Delta
Security is not just a service.
It's a commitment.
Delta Security Services is a licensed provider of security guards and private investigators serving Ontario. We blend experienced personnel, advanced technology, and tailored strategy to keep your people, property and operations safe — around the clock.
- Experienced, trained security professionals
- Advanced surveillance and monitoring technologies
- Comprehensive risk assessment & management
- Customized security solutions for every client
- Ontario-wide coverage with rapid response
— Why Delta
The premium standard.
Licensed Professionals
Every guard is provincially licensed, vetted and insured.
24/7 Support
Round-the-clock dispatch and client support, every day of the year.
Fast Response
Rapid mobile response across the GTA and Southern Ontario.
Highly Trained Guards
Continuous training in de-escalation, first aid and emergency response.
Modern Technology
GPS tracking, real-time reporting and live CCTV monitoring.
Reliable Communication
Encrypted radio networks and direct client communication channels.
Custom Security Plans
Site-specific plans built on detailed risk assessments.
— Industries We Serve
Trusted across every sector.
— Areas We Serve
Coverage across Ontario.
Toronto · GTA · Ottawa · Southern Ontario — and every city in between.
Toronto
Mississauga
Brampton
Hamilton
Burlington
Ottawa
London
Markham
Vaughan
Kitchener
Windsor
Richmond Hill
Oakville
Barrie
Sudbury
Kingston
Thunder Bay
Guelph
Cambridge
St. Thomas
Waterloo
Brantford
Welland
Ajax
Pickering
Milton
Niagara Falls
Whitby
— Now Hiring
Join Delta Security Services
Build a meaningful career protecting people, property and businesses across Ontario. We're growing — and we're hiring licensed security professionals.
Apply NowCareer Growth
Clear pathways from guard to supervisor and management.
Flexible Schedules
Shifts that work around your life across the GTA.
Professional Environment
Join a respected, supportive team of security pros.
Training Opportunities
Ongoing training and certifications, on us.
— Testimonials
What our clients say.
"Delta's team has been exceptional. Professional, punctual, and proactive — they treat our property like their own."
Michael R.
Property Manager
"We've used Delta for multiple events. Their guards are sharp, courteous, and always two steps ahead."
Sarah K.
Event Coordinator
"Site theft dropped to zero after Delta took over. Their patrols and reporting are best-in-class."
David L.
Construction Foreman
"Their loss prevention work paid for itself in the first month. Highly recommend Delta to any retailer."
Jennifer P.
Retail Operations
"Residents finally feel safe again. Concierge service is professional and welcoming."
Amir S.
Condo Board Director
"Reliable, responsive, and easy to communicate with. Exactly what corporate security should be."
Priya M.
Office Administrator
"Delta's overnight patrols caught issues our cameras missed. Inventory shrinkage is gone."
Carlos T.
Warehouse Manager
"Guests constantly compliment the security team. Polished, discreet, and incredibly attentive."
Rebecca H.
Hotel General Manager
"Switching to Delta was the best decision we made this year. Response times are unmatched."
Tom W.
Facilities Director
"Our employees feel genuinely safer. The guards know everyone by name — it's a real culture shift."
Lina G.
HR Director
"Gate management is flawless. Trucks move in and out without a single security hiccup."
Ravi N.
Logistics Supervisor
"Parents trust Delta. The team is trained, calm, and amazing with our students."
Emily C.
School Administrator
"Friday nights used to be chaos. Now they're smooth. Delta's guards command respect without being aggressive."
Marcus B.
Restaurant Owner
"HIPAA-aware, compassionate, and professional. Delta truly understands hospital security."
Sophie A.
Healthcare Administrator
"From construction to handover, Delta protected every phase of our build. Zero incidents."
James O.
Real Estate Developer
"Our exhibitions demand discretion and expertise. Delta delivers both, every single time."
Nina F.
Gallery Director
"After-hours access control is seamless. Our team can work late knowing Delta has the building."
Daniel K.
Tech Startup COO
"Foot patrols, CCTV monitoring, incident response — Delta handles it all with precision."
Olivia P.
Mall Operations Manager
"Customers and staff feel protected. Delta's officers project calm authority all day long."
Ethan R.
Bank Branch Manager
"Delta's team has been exceptional. Professional, punctual, and proactive — they treat our property like their own."
Michael R.
Property Manager
"We've used Delta for multiple events. Their guards are sharp, courteous, and always two steps ahead."
Sarah K.
Event Coordinator
"Site theft dropped to zero after Delta took over. Their patrols and reporting are best-in-class."
David L.
Construction Foreman
"Their loss prevention work paid for itself in the first month. Highly recommend Delta to any retailer."
Jennifer P.
Retail Operations
"Residents finally feel safe again. Concierge service is professional and welcoming."
Amir S.
Condo Board Director
"Reliable, responsive, and easy to communicate with. Exactly what corporate security should be."
Priya M.
Office Administrator
"Delta's overnight patrols caught issues our cameras missed. Inventory shrinkage is gone."
Carlos T.
Warehouse Manager
"Guests constantly compliment the security team. Polished, discreet, and incredibly attentive."
Rebecca H.
Hotel General Manager
"Switching to Delta was the best decision we made this year. Response times are unmatched."
Tom W.
Facilities Director
"Our employees feel genuinely safer. The guards know everyone by name — it's a real culture shift."
Lina G.
HR Director
"Gate management is flawless. Trucks move in and out without a single security hiccup."
Ravi N.
Logistics Supervisor
"Parents trust Delta. The team is trained, calm, and amazing with our students."
Emily C.
School Administrator
"Friday nights used to be chaos. Now they're smooth. Delta's guards command respect without being aggressive."
Marcus B.
Restaurant Owner
"HIPAA-aware, compassionate, and professional. Delta truly understands hospital security."
Sophie A.
Healthcare Administrator
"From construction to handover, Delta protected every phase of our build. Zero incidents."
James O.
Real Estate Developer
"Our exhibitions demand discretion and expertise. Delta delivers both, every single time."
Nina F.
Gallery Director
"After-hours access control is seamless. Our team can work late knowing Delta has the building."
Daniel K.
Tech Startup COO
"Foot patrols, CCTV monitoring, incident response — Delta handles it all with precision."
Olivia P.
Mall Operations Manager
"Customers and staff feel protected. Delta's officers project calm authority all day long."
Ethan R.
Bank Branch Manager
— Contact
Get in touch.
Speak with our team to design a security plan tailored to your needs.
Request a Quote
Contact Info
(416) 669-5500inquiries@deltasecurityservice.com
Mon – Fri: 9 AM – 5 PM
Sat – Sun: Closed
· 24/7 Emergency Dispatch ·
Mississauga (HQ)
1500 Meyerside Dr, Mississauga, ON L5T 1V4
Toronto
1280 Finch Ave W, Suite #602, ON M3J 3K6
Hamilton
800 Queenston Rd, Suite #210, ON L8G 1A7
Etobicoke
1735 Kipling Ave, ON M9R 2Y8
London
425 Adelaide St N, ON N6B 3H7