Pat Ferschweiler was hired to the position of assistant hockey coach on July 7, 2010, marking his return to Western Michigan after playing for the Broncos from 1990-93.

In his second season he helped lead Western Michigan to their second ever CCHA Tournament Championship. With Ferschweiler's help WMU both Dan DeKeyser and Matt Tennyson were named Second Team All-CCHA and Garrett Haar on the CCHA All-Freshman Team. DeKeyser was also named Second Team All-American.

In his first season as assistant the Broncos improved greatly from previous season, finishing in fourth place in the CCHA with an overall record of 19-13-10 and a bid to the NCAA Tournament. As director of skill development he helped several players post career-best point totals. In total, the Broncos earned six CCHA Player of the Week awards in various categories. With Ferschweiler's help the Broncos also had two CCHA All-Rookie Team selections in Dan DeKeyser and Chase Balisy, who also went on to be named Freshman All-Americans by Inside College Hockey.

Before joining the WMU coaching staff he built the Russell Stover AAA Hockey program in Overland, Kan., from the ground up in August 2004 and has coached the U-18 team through 2010. Under Ferschweiler, Russell Stover has become one of the elite hockey programs in the country, winning several Midwest Regional Championships and competing for national championships.  Ferschweiler’s most recent Stover team finished in third place at the 2010 USA Hockey Tier I 18U National Tournament. He was also the director of hockey for the Kansas City Stars youth organization from 2005-2009. Under his guidance the Stars membership grew from 35 players to 360. He also trained Stars coaches at both the travel and house level, as well as teaching coaching classes designed to improve their understanding of hockey and their ability to teach the game.
 
As a player Ferschweiler, 41, suited up for the Brown & Gold in 116 total games and amassed 95 points on 30 goals and 65 assists. He was awarded the Rob Hodge Most Valuable Player for the 1992-93 season in which he tallied 35 points including a career-best 15 goals. He was also named the CCHA’s Best Defensive Forward for the 1991-92 season. Ferschweiler played professionally for 11 seasons, five of which with the Kansas City Blades of the International Hockey League, back when the IHL was one of the top minor-pro leagues in the nation. He recieved a bachelor's degree in finance from Western Michigan University in 1993.

Fershweiler resides in Kalamazoo with his wife Stacie and daughters Mia (6) and Avery (4).