Serving the Contractor, Municipalities, School Districts, Hospitals, Businesses, Homeowners and others since 1971! We are proud to Service What We Sell and Customer Service is first and foremost with our entire Alert-O-Lite and Signmax Team! Follow us on twitter; http://www.twitter.com/alertolite and Facebook; http://www.facebook.com/home.php?#!/pages/Alert-O-Lite-Inc/199892084121 Also visit our website; http://www.alertolite.com for more information!