Scott Fitzpatrick, of Shell Knob, has been named as one of the Springfield Business Journal's 2012 40 Under 40 honorees. Fitzpatrick founded Shell Knob-based MariCorp U.S. as a small dock repair business in 2003. By 2006, the company had grown to six employees and annual revenues of $670,000. Today, the company has grown to 42 employees and posted 2011 revenues of $6 million. Fitzpatrick is also a 30 percent owner and director of LAD LLC, a company founded in 2011 to develop a marina in North Little Rock, Ark. He has assisted with the Shell Knob Chamber of Commerce's annual fireworks show, established two $2,500 scholarships for Cassville High School graduates and makes several charitable donations in the local community each year.