Aimee Sarniguet, daughter of David and Katie Sarniguet of St. Louis, and Rob Koogler, son of Bob and Janet Koogler of St. Louis, announce their engagement and forthcoming marriage.

Sarniguet of St. Louis is employed by AAA and Ashley Furniture in St. Louis.

Her fiancé, Koogler, is employed by Thomson Reuters of St. Louis.

The couple plan a Sept. 26 wedding at St. Margaret Mary Alacoque Catholic Church.