Request a free quote online. Ontario Northwest Security offers first-rate licensed Security Guards, security consulting, and more. With our security guard services, rest assured that your people, property and assets are protected. Mobile Patrol. Crowd Management. Airport Security. Executive Protection. Loss Prevention. Retail Security Services. Alarms Response. Concierge Security. Industrial Site Protection. Static Guard Services. Patrol Service. Labour Disputes. Construction Sites. Camp Security. Fire Watch. Healthcare Security. Commercial Premise Protection. CCTV Monitoring. Mobile Patrol Services.