The E4IS offices are open Monday - Friday 8:00 AM to 5:00 PM CST.
May - August (Summer Hours): E4IS offices will close Friday's at 12:30 PM CST.
Dates below indicate holidays the E4IS offices will be closed.
All communications will be returned by staff on the next business day.
2024
January 1: New Year’s Day
February 19: President’s Day
March 29: Good Friday
May 27: Memorial Day
July 4-5: Independence Day
September 2: Labor Day
November 28-29: Thanksgiving
December 24-25: Christmas
2025
January 1: New Year’s Day
February 17: President’s Day
April 18: Good Friday
May 26: Memorial Day
July 3-4: Independence Day
September 1: Labor Day
November 28: Thanksgiving
December 2-26: Christmas