Stephen Sadler (born 1965 in Nottingham, England) is a design engineer, speaker, and president of a software development company located in Michigan. He earned a Bachelors of Science from Central Michigan University and teaches as a adjunct professor at local colleges.

Sadler previously worked at Talon Automotive as the Director of Engineering. Sadler currently holds several patents and his name is also listed as the registered inventor for two other software technologies one of which is currently used to gather real time sport statistical data and video for Pro, College and High School sports.