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PSI - Your Partner in Safety

Seattle PSI is committed to promoting personal safety for every person all of the time. In today’s world, safety should never be taken for granted. Call 206.322.3186 for a free consultation.



We’ve Got You Covered!

PSI Security Blog is your source for what’s new in security and safety, productivity and home automation solutions. Here you’ll find the answers to some of the most commonly asked questions and concerns voiced by home and business owners just like you. What’s your question?

Who Is PSI?

Since 1970, Protective Systems Inc. of Seattle, Washington has been serving families, businesses and commercial facilities with security and fire systems, monitored alarm services, and home automation. At Protective Systems Inc. (PSI), our goal is to make a positive difference to the comfort, safety and security of our neighbors’ homes and businesses in Western Washington. Our outstanding service, innovative products and customer dedication continues to make our valued neighbors feel safer at home and at work.

PSI stands for Pride, Service and Integrity

Pride in our workmanship…
Service that includes 24/7 emergency repairs…
Integrity… you won’t be pressured to get a system that’s beyond your needs…

In addition to a full range of residential and commercial security/fire protection systems and custom home electronics, PSI offers a full range of monitoring services to protect your home or business. Protective Systems Inc. is an authorized dealer for First Alert Professional, a Honeywell Company. First Alert is an elite network of independently owned security dealers. That means you get the “hands on” personal care of an independent business, backed up by the innovation and solid proficiency of First Alert and Honeywell, a Fortune 100 Company. PSI is also one of the few companies that can not only install, monitor and maintain the system – we are also licensed to perform commercial fire/sprinkler inspections. PSI is a Better Business Bureau accredited member with a rating of A+ and participates in the Better Business Bureau care program.

To learn more about Seattle PSI protective systems customer care, monitoring services, preventative maintenance programs or any aspect of our available services or products, call us at 206.322.3186, visit the PSI website or fill out our customer contact form. You’ll hear from us within one business day.

Call us today at 206.322.3186 for more information or to schedule your free no-obligation consultation!

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