Locally owned and serving Clark County, Cowlitz County Washington, Portland Oregon and surrounding areas since 1984. Add Security, Inc. provides alert, ethical professional security services. Some of our services include: Dedicated site guards and patrol services or, Random site patrols for all your industrial, commercial and residential needs. Residential Neighborhood Association Patrol Services packages. Construction Site Patrol and Guard services and Fire watch. Our protocol requires guards to be alert and attentive at all times and we have Guard Management Software to ensure service and provide actionable intelligence in real time. We are licensed in Washington & Oregon for your security needs. Add Security Inc is a registered Security Training Facility for both Washington and Oregon trainees. Licensed Bonded and Insured. Call today to secure your safety!