Baseball Coaching Staff

Baseball player catching ball thrown to first base.
Baseball players give each other high fives to celebrate after game.
 Panoramic photo of coach batting to Harrier players before game

Darrel Grissom

Darrel Grissom

Position: Head Coach/ Director of Baseball Operations
Hometown: Hamilton, Ohio
Alma Mater : Talawanda High School
Experience: 21st Season
Graduated: 1974

Darrel Grissom is the current Head Coach and Director of Baseball Operations for the Miami University Hamilton Harriers. Coach Grissom is entering his 22nd Season leading the Harriers. Under Grissom's guidance. MUH has won 17 of 19 conference championships, 17 of 19 conference tournaments and has averaged more than 30 wins a year. The program has had unparalleled success during that span. During Coach Grissom's coaching career, he has compiled a record of 659 wins to 336 losses and 1 tie over 21 full seasons as Head Coach. Through Grissom's 21 years at the helm, the Harriers have become one of the most dominant collegiate baseball teams in the state of Ohio.

Coach Grissom has also been very active in the summer, coaching Cincinnati Morgenroth, who won both regional and state championships between the years of 1996-1998. In 1998, Grissom led Morgenroth to the Dizzy Dean World Series Championship. Also, to Grissom's credit, Morgenroth placed 2nd in 2003, 2004, and 2005 at the Hap Dumont World Series. Other accomplishments include: 3rd place at the CABA Gold World Series in 2006. 1st place finishes at the USA All-Star World Series in the 17 and the18 year old divisions in 2007, and a 5th place finish at the Premier World Series one of the top World Series events in the nation. Grissom has also had the pleasure of coaching Diamond Baseball Academy in 2001 and coaching Team Ohio in 2006 and 2007.

In 2009, Grissom set out on a new baseball venture, co-founding the Hamilton Joes of the Great Lakes Summer Collegiate League (GLSCL). The Great Lakes league is one of only eight summer collegiate wood-bat leagues in the U.S. sanctioned by the National Alliance of College Summer Baseball (NACSB). It is funded in part by Major League Baseball and consists of MLB draft prospects from around the nation. As the inaugural head coach of the Joes, Darrel had the opportunity of working with fine athletes from various different levels of college baseball. In 2010, the Joes completed just their second season by winning the GLSCL Championship and finishing with a 12th overall national ranking. In 2013, Grissom took on a new role with the Joes as the organization's General Manager. His son and former player, Adam Grissom, is now the Head Coach for the Joes.

In 2016 the Hamilton Joes won the (GLSCL) Championship for the second time. They finished the year ranked 24th in the nation for collegiate summer baseball. Since 2009, the Hamilton Joes have had 40 players signed to professional contracts. Currently there are 3 Joes alumni playing in Major League Baseball (Brent Suter, Matt Marksberry & Ryan Rua.)

Off the field, Darrel is married to his loving wife Jill of 40 years and has three children, Amy Baker, Niki Hudson, and Adam. Darrel also has eight lovely grandchildren that love to call him "paw paw".

Contact information: | (513)-659-0746



Tyler Thamann

Tyler Thamann 

Position: Assistant Coach
Hometown: Mason, OH
Alma Mater: Miami University
Experience: First season
Graduated: 2019

Tyler Thamann has entered into his first season as a coach with Miami University Hamilton. Was an outfielder and catcher who played under Coach Grissom for 4 seasons. He played a big part to help Harriers win 2 ORCC championships. He as well played with the Hamilton Joes collegiate team for two different summers. The team won the Great Lakes Championship in 2016. 

Coach Thamann was an assistant coach for the Hamilton Joes 18u team with Coach Burney. He was the outfield and hitting instructor with the team, along with coached third base during the season.

Contact Information: | 513-846-3641

Jody Hansel

Jody Hansel

Position: Assistant Coach
Hometown: Hamilton, OH
Alma Mater: Ross High School
Experience: First season
Graduated: 1988

Jody Hansel is entering his first season as a coach with Miami University Hamilton. He graduated from Ross High School in 1988. Jody has helped with hitting development for the Ohio Force and the Midwest Prospects organizations. He will continue to assist in hitting development for the Harriers.


Ryan Finnerty

Position: Pitching Coach
Hometown: Fairfield, OH
Alma Mater: University of Toledo
Experience: First season
Graduated: 2021

In 2022, Ryan Finnerty is entering his first season as Pitching Coach for the Harriers.  Prior to coming to Hamilton, Coach Finnerty spent the last 3 seasons working on the staff at NCAA D1 University of Toledo.  During his time there, Coach Finnerty handled data analytics and scouting responsibilities, while also working with pitchers.

During the summer, Coach Finnerty has spent the last 7 years working with the Hamilton Joes of the Great Lakes Summer Collegiate League.  He is responsible for recruiting the players and also serves as the pitching coach.  Most recently, he, along with Coach Thamann, coached the team to the 2021 Championship.

Ryan Finnerty graduated from the University of Toledo summa cum laude in May 2021 with a degree in Organizational Leadership.  He is currently finishing his MBA at Toledo.

Contact Information: | 513-255-0513