Contact Us
Tri-Star Systems
16401 Swingley Ridge Road Suite 250
Chesterfield, MO 63017
Office Hours:
Monday - Friday
7:00 a.m. - 5:00 p.m. Central Time
Holiday Schedule 2025:
16401 Swingley Ridge Road Suite 250
Chesterfield, MO 63017
Office Hours:
Monday - Friday
7:00 a.m. - 5:00 p.m. Central Time
Holiday Schedule 2025:
| January 1 | New Year's Day, observance |
| May 26 | Memorial Day |
| July 4 | Independence Day |
| September 1 | Labor Day |
| November 27 | Thanksgiving Day |
| November 28 | Thanksgiving, extended day |
| December 24 | Christmas, extended day |
| December 25 | Christmas Day |
- phone:314.576.4022
- toll free:800.727.0182
- fax: 314.985.0277