Meet the TeamDASH Coaches!
>> CONTACT US <<
Head Coach DOUG COLIN
Team Executive Director / Gold & Silver
Doug and his wife, Marie, have three sons, Benjamin, John, and William, all members of DASH at one time or another.
Coach JACOB GANTENBEIN
Associate Head Coach / BRONZE
Outside of DASH, Jake is an instructor at Northeast Iowa Community College and University of Wisconsin-Platteville.
Jake and his wife Angie are proud "parents" of their dog Sully.
Coach TASIA GUITER
Asst. Coach / BLUE
Coach LISA DOLPHIN
Asst. Coach / Jr. Hurricanes & GREEN
Lisa is one of the Jr. Hurricane group coaches. She grew up in Dubuque and competed for Wahlert HS and Loras College, then coached with DASH for several years prior to marriage and children.
Lisa is currently a 4th grade teacher at Kennedy Elementary.
She and her husband Wes have 3 children, Nick, Callie, & Jake, all three have been members of DASH, and, they brought their Mom back to coaching when they joined the team.
Coach Jim Sheehan
Asst. Coach / GOLD - Sprint Focus
Jim is a Dubuque native, graduating from Wahlert HS in 1996. Jim began his swimming career with DASH & Coach Colin, just prior to beginning HS. During HS he swam for Dubuque Senior 1992-1996 (co-op program), where he was coached by Dan Duclos and Coach Colin (1992-93 season). During his HS career, he broke Dubuque Senior schools records, earned All-State and All-American honors. Under Coach Colin’s tutelage Jim progressed from a novice swimmer to become DASH’s first male Junior National qualifier (100yd breaststroke-1996). He then went on to swim at Iowa State University (1996-2000) where he was a Big 12 Conference finalist in the 100yd & 200yd breaststoke, co-captain (1999-2000 season), Jack McGuire Memorial Award winner (1999-2000 season) and US Olympic Trials qualifier (2000). As a coach Jim has worked with swimmers from a wide range of ages and ability levels, which have spanned age group swimmers to Olympians. Jim’s international coaching experience includes head coaching duties for Puerto Rico at the 2021 South American Championships and the Tokyo 2020 Olympic Games.
Jim and his wife, Carolyn, have three daughters, Miriam (2020 Olympian-100m Fly/100m FR), Alexandra, and Adonai, who are all members of DASH.
Kristi has a BS degree in Health Promotion and has worked at the University and corporate levels as a Trainer and Wellness Coach. Her career has taken her to Montana, Missouri, and now back to Her husband’s hometown of Dubuque where she works at Hirschbach Motor Lines.
She swims Masters with DASH and has a swimmer in both the Bronze (Piper) and Silver (Cole) groups.
Coach RICK LOEFFELHOLZ
Asst. Coach / HS Camp
Rick is a Wellness & Recreation teacher in the Dubuque Community School system and the Head Boys Swim Coach at Hempstead HS, where he has been selected as State Coach of the Year in 2014, 4x District Coach of the year, and 2x MVC Divisional Coach of the year.
In 2006, he was inducted into the Saint Mary’s University (MN) Athletic Hall of Fame and in the spring of 2017 was elected to the Presidency of the Iowa High School Swim Coaches Association.
For DASH, Rick coaches the Gold and HS Camp groups during the summer.
He and his wife, Kylie, have a son, Ty, and daughter, Emmy.
Coach JESSE HUFF
Asst. Coach / HS Camp
Coach TODD GILLIGAN
Asst. Coach / Technique & Substitute
Outside of DASH, Todd is the Manager, Global Occupational Health Operations for John Deere. When he isn’t at a pool with his two daughters who swim for DASH, he’s at a court, field, or track supporting all three of his children.
Todd and his wife, Meg, have three children, Jack, Molly, and Annie.
Coach JANET WARREN
Asst. Coach / Technique & Substitute
Coach Janet is a 5-time Iowa HS State Champion at Des Moines Roosevelt and a member of the Iowa HS Swim Coaches Association Hall of Fame. Following her HS career, Janet continued swimming at the University of Kansas. At KU, she was a three-year letter winner, team captain, and also named female athlete of the year for the Jayhawks during the 1978-79 school year. While competing for the Jayhawks she was a two-time All-American in 1979 & 1980 and qualified for the 1980 Olympic Trials.
Janet and her late husband Don had all five of their children, Louise, Donny, Jack, Charlie and Olivia, swimming for Team DASH at one time or another.
Coach MARI HAMMEL
Lesson Adminstrator / Asst. Coach - substitute
Mari is currently the Program Assistant at the Shalom Spirituality Center. I work on developing and running a variety of programs for the Center . She has also worked as a Substitute Teacher for the Dubuque Community School District. Mari and her husband Dan are both USA Swimming officials and have had 2 sons swim for TeamDASH.
Coach LISA STEINES
Lesson Supervisor