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Published On: January 12th, 2018

Kalamazoo, Mich. – The Kalamazoo Growlers announced today their first player signings of the 2018 season. The OnStaff Group recruiting trail is bringing Jason Sullivan, Daniel Ritcheson, and Dakota Roberts back to Kalamazoo. Sullivan, a junior at Central Michigan University, Ritcheson, a freshman at San Diego State, and Roberts, a redshirt junior at Northwood University, all appeared on the Growlers roster in 2017.

INF – Jason Sullivan | 5’11” | R/R | Junior | Central Michigan University

Sullivan is a Bartlett, Illinois, native. He was a four-year letter winner and two-year team captain at St. Francis High School. Sullivan was a 2012 Rich Janor Rookie of the Year Award recipient and a 2013 Rich Janor Golden Arm Award recipient. He posted a .417 batting average, had a .508 on-base percentage with three home runs, 20 stolen bases, and a .961 fielding percentage and was ranked No. 42 in the state of Illinois by Perfect Game coming out of high school.

In 66 games for the Growlers, Sullivan made 244 plate appearances, scoring 49 runs, 14 doubles, 3 home runs, with 33 RBI and a .299 batting average. He was named to the Major League Dreams Showcase roster and tallied a home run as well as two RBI in two at-bats in Madison.

RHP – Daniel Ritcheson | 6’4” | R/R | Freshman | San Diego State

Ritcheson competed for the Growlers as a recent high school graduate last season. He’s yet to make an appearance for the Aztecs, but was one of the school’s top recruits, ranked #16 overall in the state of California and #85 in the nation by Perfect Game. Ritcheson was selected in the 23rd round of the 2017 MLB Draft by the Toronto Blue Jays.

The Northridge, Calif. native made six appearances on the mound for the Growlers and was named to the MLDS roster along with Sullivan.

RHP – Dakota Roberts | 6’1” | R/R | Junior (Redshirt) | Northwood University

Roberts was a late addition to the roster last season and will rejoin the team on a temporary contract this year. A native of Howell, Mich., Roberts played two years at Kalamazoo Valley Community College before committing to Northwood.

Roberts threw 18 innings for the Growlers, striking out 15. He picked up a victory in both of his outings on the mound. The 6’1” righty was named Northwoods League Pitcher of the Night on Aug. 11, 2017 after throwing a complete game shutout against Green Bay.

Fans can guarantee tickets to the team’s top weekend dates of the season by locking in the Harding’s 5-Game Pack.  5-Game Packs include the best seats at the team’s five (5) best games with all-you-can-eat food and beverages with guaranteed giveaways for as low as $70 per package. Fans can call the team’s front office at (269) 492-9966 or by email to reserve their 5-Packs..

This recruiting update is presented by OnStaff Group. OnStaff Group is the largest human resource services firm in Southwest Michigan, maintaining an exceptionally experienced and stable staff. Learn how your company can benefit from over 168 years of expertise from a vast variety of organizations and industries today!


The Kalamazoo Growlers are a member of the finest developmental league for elite college baseball players, the Northwoods League. Entering its 25th anniversary season, the Northwoods League is the largest organized baseball league in the world with 20 teams, drawing significantly more fans, in a friendly ballpark experience, than any league of its kind. A valuable training ground for coaches, umpires and front office staff, more than 185 former Northwoods League players have advanced to Major League Baseball, including three-time Cy Young Award winner Max Scherzer (WAS), two-time World Series Champion Ben Zobrist (CHC) and MLB All-Stars Chris Sale (BOS), Jordan Zimmermann (DET), Curtis Granderson (NYM) and Lucas Duda (NYM).  All league games are viewable live via the Northwoods League portal. For more information, visit or download the new Northwoods League Mobile App on the Apple App Store or on Google Play and set the Growlers as your favorite team.