Dixie: Chris Tipton succeeds Isaiah Williams.
Graham: Julian Grasso succeeds Mike Smart. Grasso was an assistant at Fairmont the previous eight seasons.
Greenon: Kevin Taylor succeeds Scott Smith, who refuted accusations by parents directed at him last spring. Taylor is a Greenon grad.
Greenville: Kyle Joseph succeeds Mike Bashore, who led the Green Wave to their first league title in 60 yards at the GWOC North champs in 2015.
Houston: John Willoughby resigned following a long and successful run to succeed Andy Slaughter at Sidney.
Mechanicsburg: Tyler Craig succeeds Matt Siegel.
Milton-Union: Mike Piatt succeeds Rusty Berner, who resigned after four seasons. Mike Piatt was most recently a Chaminade Julienne assistant and former Tipp interim boys hoop coach.
Minster: Michael McClurg was promoted to succeed Mike Lee after assisting the past three seasons. Lee resigned after 23 seasons as the program's all-time wins leader (314).
Parkway: Doug Hughes succeeds Rick Hickman, who resigned along with football coach Dan Cairns and AD Doug Hughes in a mass exodus.
Ponitz: Steve Pittman succeeds Dwayne Hansbro, who was not renewed after just one season. "Pit" is a longtime former assistant for Darnell Hoskins at Springfield and Thurgood Marshall.
Preble Shawnee: Dale Spitler, Jr. succeeds Roger Ellis.
Sidney: John Willoughby resigned at Houston to succeed Andy Slaughter at Sidney.
Thurgood Marshall: Shawn McCullough succeeds Darnell Hoskins. McCullough previously was head coach at Stivers and also was an assistant for Hoskins at Thurgood. Hoskins succeeds Mark Baker at Middletown. Baker is now the Dayton Public Schools AD, succeeding Jonas Smith.
Versailles: Travis Swank was promoted to succeed Scott McEldowney, who resigned after a 10-year run (156-80), including a D-III state runner-up in 2013.
Yellow Springs: Bobby Crawford succeeds Steve Grasso, who left to become an assistant for his brother Julian Grasso at Graham.