Exhibit 21.1

Subsidiaries of The Simply Good Foods Company

Subsidiary Jurisdiction
Atkins Intermediate Holdings, LLCDelaware
Conyers Park Acquisition Corp., Inc.Delaware
NCP-ATK Holdings, Inc.Delaware
Atkins Nutritional Holdings, Inc.Delaware
Atkins Nutritional Holdings II, Inc.Delaware
Simply Good Foods USA, Inc.New York
Simply Good Foods Australia PTY LTDAustralia
Simply Good Foods NZ LimitedNew Zealand
VMG Quest Blocker, Inc.Delaware
Voyage Holdings, LLCDelaware
Quest Nutrition, LLCDelaware
Only What You Need, Inc.Delaware
SMPL Canada, Inc.Ontario, Canada