Ontario-licensed private security agency, based in Eastern Ontario. Inquiries accepted province-wide.dsecureservices@outlook.com

Security support for real-world operations.

We assess assignments across a range of property and event environments. Each request depends on scope, staffing and site conditions.

Where security may be needed

An overview of environments Defender can assess. It isn't a claim that we currently hold contracts in each industry.

Commercial properties

Site access, occupant coordination, reception-adjacent posts and a visible security presence.

Events and gatherings

Entry lines, credential checks, perimeter observation and event-team coordination.

Warehouses and logistics

After-hours watch, gatehouse assignments and facility access procedures.

Temporary and construction sites

Short-term and overnight post coverage when a project needs added site presence.

Industrial facilities

Assigned guard posts, visitor logging and site-specific operating rules.

Managed properties and alarms

Alarm attendance arrangements and scheduled property checks where available.

Ontario-wide inquiries. Assignment-level confirmation.

We welcome inquiries from every Ontario region and confirm actual local staffing and scheduling before committing to any deployment. We don't promise a staffed branch, a permanent local team or immediate response in every city.

  • Eastern OntarioCornwall, Ottawa, Hawkesbury, Kingston, Brockville
  • Greater Toronto AreaToronto, Mississauga, Brampton, Durham, York
  • Southwestern OntarioLondon, Windsor, Waterloo, Hamilton
  • Central & NorthernBarrie, Sudbury, North Bay and beyond
Check assignment feasibility
Southwestern OntarioGreater Toronto AreaCentral & NorthernEastern OntarioWindsorLondonWaterlooHamiltonTorontoBarrieSudburyNorth BayKingstonBrockvilleOttawaHawkesburyCornwall
Home base: Cornwall, Ottawa, HawkesburyOpen to inquiries, confirmed per assignment

Places shown are regions open to inquiries, not a list of staffed offices.

Not sure if your site fits?

Describe the property and schedule. We'll tell you plainly whether we can help.