Emergency Service & Repair
When You Need service, Keystone is There.
While our inspection and testing services are designed to reduce the need for emergency service visits, should you require a technician to respond to your site, we are available 24 hours a day, 7 days a week, 52 weeks per year.
Normal Business Hours
8:00 AM to 4:30 PM
Monday through Friday
Overtime Hours
After 4:30 PM
Monday through Friday & all day Saturday
Holidays & Sunday Hours
Sundays and Holidays all day**
Normal Business Hours
8:00 AM to 4:30 PM
Monday through Friday
Overtime Hours
After 4:30 PM
Monday through Friday & all day Saturday
Holidays & Sunday Hours
Sundays and Holidays all day**
** Holidays include:
New Year’s Day, Memorial Day, Fourth of July, Labor Day, Thanksgiving, Thanksgiving Friday, Christmas Eve, and Christmas Day (should any of these days fall on a Saturday, holiday will be observed on the previous Friday; should any of these days fall on a Sunday, holiday will be observed the following Monday).