Game Plan was an amusement game manufacturer that produced pinball machines, arcade video games, and slot machines from 1978 to 1985. Game Plan was a subsidiary of AES Technology Systems and was initially located in Elk Grove Village, Illinois, moving in early 1979 to Addison, Illinois. Game Plan was founded in May of 1977 by two principals of AES, Lee Goldboss and Mike Abrams, and their partner, former Chicago Coin engineer and designer Wendell McAdams.