Northern Defence & Security Corp. offers you complete security solutions, thanks to the wide variety of services we offer to our clients. These include conducting investigation, surveillance, loss prevention, performing background checks and more. But that's not all we do. We're proud to also offer courses in security matters such as practical surveillance and private investigation, as well as security guard and close protection courses, classes which are taught by subject matter experts. We're also proud to say that we work hard to make sure our clients get more than they paid for, which is one of the reasons customers keep choosing us. Contact us today to get started. more... See more text