Partners & Sponsors
Coaches & Board of Directors

We welcome your questions and input!

Questions about team administration (dues, safety, registration, or policy): please contact one of the Board of Directors as listed toward the bottom of this page. 

Questions related to our swim program (workouts, meets, events, goal setting, and other swimming-related needs) please contact your swimmer's group coach, through their email address, listed below.  

Primary group coaching assignments are as follows (note that our other coaches assist, depending on the size of your swimmer's group, and our day to day practice schedule):


Age Group Bronze:   Coach Matt Engelhardt

Age Group Silver: Coach Dean Koch

Age Group Gold: Coach Cindy Potter

Age Group Performance:  Coach Matt Engelhardt

Senior Team Bronze: Coach Dean Koch

Senior Team Silver: Coach Dean Koch

Senior Team Gold: Coach Dean Koch 

Coaching Staff

Dean M Koch

Head Coach


Coach Dean Koch comes to DFAC swimming with a wealth of swimming and coaching experience.  His most recent coaching experience was for the Saint Charles Swim Team (SCST) located in St. Charles Illinois.  SCST is a 350 member team that is continually ranked one of the top 2 teams in Illinois.  His positions with SCST included Lead Coach for the Senior 1 training group, assistant coach for the National and Senior 2 training groups, as well as the Lead Coach for the SCST Non Competitive Swim Team.  

Dean’s coaching career began back in High School where he was an Assistant Coach for the Sauk Prairie Pool Sharks (summer league team), where he eventually became Head Coach.  He has held several coaching positions with different clubs as well as high school teams.  Coach Dean has coached all levels of swimmers from Beginners to National qualifiers.  He was also very active on SCST Board of Directors and acted as the Treasurer for four years as well as running the administrative and operation functions of the club. 

Coach Dean’s passion for swimming began when he started competing for the Sauk Prairie Pool Sharks at age 5 and continued on at the Sauk Prairie High School where he was a 4 year letter winner, school record holder, multiple Conference Champion and a Small School State Champion.  He went on to swim for the University of Wisconsin - Milwaukee where he was a four year letter winner, school record holder, national qualifier and a 5 time honorable mention All-American. 

Coach Dean is married and has two daughters who are also very active in swimming and swim coaching.  He moved back to the Madison area the summer of 2015 and is very happy to be back home.

Matt D Engelhardt

Assistant Coach


Welcome Coach Matt to DFAC Swimming!  Matt started his swimming career with DFAC where he swam for 10 years, and was a multi-time State, Speedo Sectionals and Zones qualifier. He also swam for the DeForest High School Boys’ swim team, where he was a 3-time state qualifier and earned all-state honors in the 100 Backstroke. Matt went on to compete for the UW-Oshkosh swim and dive team for 3 seasons where he was a part of school record setting 200 and 400 Freestyle, and 400 Medley relay teams for the Titans, and was elected as WIAC swimmer of the week.  Prior to joining DFAC, Matt was an assistant coach for 1 year with the Wausau Tide Swim Club and head coach for the Horrace Mann Middle School girls’ swim team in Wausau, WI.  In his free time, Matt enjoys biking, camping, and reading. He is very excited to be part of the DFAC coaching staff, and to be involved with the team that created his intense passion for the sport of swimming.

Cindy A Mitchell-Potter

Assistant Coach


Cindy Mitchell-Potter has been a key part of the DFAC coaching staff for 10 years.  Cindy is originally from Ishpeming, MI where she swam varsity for four years in high school, setting school and conference records.  She swam two years with an AAU club and one year in college.  Cindy has a wealth of experience working with children, beginning as a swimming instructor in community education programs, and later as a teacher at both the elementary and college level.  She has an undergraduate degree in elementary education from the University of Dubuque and a graduate degree from Minnesota State University.  She worked as a clinical psychologist in Albert Lea, MN for five years prior to moving to Wisconsin. Cindy lives in the DeForest/Windsor area, where she enjoys volunteer work and spending time with her family.

Andrea Weinstock

Assistant Coach


Andi swam varsity for four years at Kenosha Bradford, taking 3rd in conference in the 100 breaststroke her junior year.  She went on to graduate from UW-Madison with a bachelor's degree in English and Creative Writing.  While there, she supervised the aquatics program for Madison School-Community Recreation (MSCR), taught swim lessons and worked as a lifeguard.  She coached with Southeastern Aquatics (Racine) for a year, and also holds a bachelor's in physical education from UW-Whitewater.  Presently, she is finishing pre-requisite classes in preparation for applying to medical school.    


Tammy T Tollefson-Meixner

Assistant Coach


Tammy Tollefson Meixner has been an important part of the DFAC coaching team for 10 years.  Prior to joining DFAC, Tammy taught private and group swimming lessons, lifeguarded, and was the director of a pool for 10 summers.   Tammy's experience working with youth and teenagers also includes working as a French teacher for middle and high school students for many years.  Prior to teaching, Tammy worked as a project director for a medical company for 10 years.  Tammy is grateful for the opportunity to work with an incredible coaching staff and all of our swimmers.  Tammy holds a master’s degree in French and a bachelor’s degree in Economics from UW Madison.

Kalie Beth Koch

Assistant Coach


Board of Directors

Mona Willis



Ashly Miller

Vice President


Jennifer Gladem



Anne Hegarty



Tim Halbach

Co-Meet Directior


Dennis Miller

Co-Meet Director


Stephanie Pertzborn



Jennifer Casper

Technology Technician


Erika O'Leary



Dana Horner