National Rifle Association, Offering America's preeminent shooting, training, educational and public service programs that foster the safe, responsible ownership and use of firearms.

Civilian Marksmanship Program, The Civilian Marksmanship Program (CMP) promotes firearms safety training and rifle practice for all qualified U.S. citizens with special emphasis on youth.

International Shooting Sport Federation, The governing body of the international shooting sport.

USA Shooting, USA Shooting is the national governing body for the Olympic shooting sports and those governed by the International Sport Shooting Federation (ISSF). The organization is responsible for training and selecting the shooting teams to represent the United States at World Cups, World Shooting Championships, the Pan American Games, and the Olympic Games.

Illinois State Rifle Association, Since 1903 - Illinois' leading advocate of safe, lawful and responsible firearms ownership.

Christian Liberty Academy, Christian Liberty Academy is a private, independent, Christian school serving over 850 students, located in Wheeling Township, Cook County, Illinois. The Academy serves families who live in 69 surrounding cities.

PilkGuns, Pilkington Competition Equipment LLC.

JGairguns, A full service airgun parts and repair business, specializing in Crosman, Benjamin, Sheridan, and Daisy.

Safer USA, Second Amendment Foundation for Education & Research, NRA Firearm Safety Training Courses.