Main navigation

Western Washington’s First Choice in Life Safety

Local, family-owned company serving families, businesses and commercial facilities with security
and fire systems, 24/7 alarm monitoring services, and integrated smart home automation since 1970

Web Special: FREE Home Security System


PSI Security Blog

An alarm company is affordable, life safety is priceless

Choosing your alarm company is one of the most important decisions you'll ever make and should never be taken lightly - your safety depends on it. For the highest level of the safety for your home and family, call 206.322.3186 for a free, no-obligation home consultation.

Unhappy with your mega-national security company? It's easy to switch to PSI, even if you're in the middle of a contract.