Sam Hoff


Samuel M. Hoff, Chief Executive Officer, started the company from his home in 1991. Since then he’s expanded his business to more than 35 college-degreed engineers. Patti Engineering has engineering offices in Auburn Hills, MI, Austin, TX, and Indianapolis, IN. Patti Engineering is named after Patti Hoff, CFO of Patti Engineering, who married Sam three weeks after the formation of Patti Engineering.

Under his leadership, Patti Engineering has developed and implemented several cutting-edge technologies that have been used for distribution, assembly, powertrain assembly, Food, and Entertainment and amongst other industries. Under Sam’s leadership, Patti Engineering has become a leader in applications of Industry 4.0 and digital twining to improve manufacturing through AI and data science.

Sam is also is the sales and Managing Member of Law Enforcement Intelligent Devices (, a partnership company that spun out of Patti Engineering. Sam has served on several boards and committees including Automation Alley, Kettering University Electrical Engineering Department and the Controls Systems Integrators Association. Sam also is a past president of the Clarkston Rotary Club in Clarkston, Michigan. With almost 30 years of experience in the controls system integration industry, Sam and his employees have an outstanding record of satisfying clients and receiving repeat business.

Sam earned a Bachelor of Science degree in Electrical Engineering at General Motors Institute (now Kettering University) in Flint, Michigan.

Originally from Maryland, Sam resides in Clarkston, Michigan with his wife Patti, a Flint, MI native and two beautiful children. The Hoff family enjoys spending time together in the Michigan outdoors. Sam has a passion for golf and is an avid baseball fan.