Leader Security Services is proud to be a privately owned Canadian corporation with head offices in Toronto, Ontario and Calgary, Alberta.
As a full-service security firm, we offer a comprehensive range of high quality security products and services customized specifically for your unique needs and situation. We specialize in providing front-line security services, Alarm Systems, Surveillance Systems, Access Control & Intercoms, VoIP Phone Systems, Locksmith and IT solutions for Private, Commercial and industrial sectors. 
Our goal is to develop custom security solutions tailored to our clients specific requirements.
Our security team are knowledgeable and highly trained professionals meeting the industry standards to deliver the depth of experience, dedication and superior quality services you can rely on.