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Ritchie CenterAdult Aquatics

Masters Swimming | Adult Aquatics

Masters Swimming

Coaching Staff

Andrew LeVasseur

Head Coach

Andrew began his swimming career on the Schofield Sharks Swim Club in Hawaii as an 8-under swimmer. Andrew attended Cherry Creek High School and was a three-year varsity Letterman. Although he was offered a swimming scholarship to Dartmouth University, he accepted a music scholarship at the University of Arizona.

Throughout his career, Andrew has been employed as a swim coach, water safety instructor, aqua fitness instructor, lifeguard and lifeguard trainer. His coaching experience spans 30 years of age-group and master's-level swimming. He has been with the DU Masters Swimming program since 2008. As a swimmer, Andrew has achieved USMS top-10 ranking and finishes consistently in local, regional, national and international meets.

As a coach, Andrew serves as the USMS 2014 and 2015 High Intensity online coach. He has served as one of four coaches selected to lead USMS National Team attending 2014 FINA World Championships in Montreal, Canada. He served as the 2012 USMS On Deck Coach for the LCM National Champion, CMS Regional Team and as USMS On Deck Coach for the 2013 SCY National Championships in Santa Clara, Calif. He was selected as the COMSA 2011 Coach of the Year and has been a Level 3 ASCA/USMS Certified Swimming Coach since 2009.

David Lee - Associate Coach

David was born and raised in Minnesota where he began swimming competitively at age 6. After becoming a state high school champion as a swimmer, he attended the University of New Mexico on a full athletic scholarship. He was a top 20 NCAA swimmer and a member of a nationally-ranked water polo team in college. After college, David coached swimming and water polo on the age group and high school levels before spending three years as a teacher in the Peace Corps.

He holds a bachelor's in philosophy, a master's in Finance and a master's in education. After spending many years in the banking and real estate industry, he began coaching and teaching swimming. He has coached many competitive and master’s swimmers, and tri-athletes. Some of his athletes include blind Paralympic swimmer Donovan Tildesley, who representing Team Canada in the last four Paralympic Games; and the winner of the 2013 “Mr. Xterra” award, Brent Bieshaar, for his achievement in Xterra Triathlons.

David started coaching for SwimLabs in 2006 where he learned the latest stroke techniques and innovations. He is certified as an ASCA Level 1 swim coach. He currently coaches two masters swim teams, a kids’ summer league swim tea, and two year-round age group swim teams.


Teri Moen - Associate Coach

Teri began swimming for DU Masters in 2000 and has been a master’s coach since 2003. She also works as a physical therapist. She began with age-group swimming in South Dakota and swam collegiately for St. Olaf College in Northfield, Minn.Teri has accumulated numerous SCY national rankings, is a three-time SCY national champion and was named Open Water National Champion in 2010 for a 6K swim. Teri’s open water experience includes the Waikiki Roughwater Swim, the Outrigger Canoe Club Swim and the Horsetooth 2.4 Mile Swim, from which she has garnered several 1st and 2nd place finishes. Teri is an ASCA/USMS Level 2 Certified swimming coach.


James Hansen - Associate Coach

James grew up in Michigan where he swam beginning at age 11. Throughout his career, he consistently placed in the top 16 at middle school and high school state meets. He was elected captain his senior year of high school. That year, he helped grow the team from 22 to 31 swimmers. He is now a freshman at the University of Denver and plans to study mechanical engineering.

James is also a lifeguard and swim lesson instructor. He is certified in lifeguarding, CPR, First Aid, concussion and AED.

He is also a triathlete where he has continually placed first or second in his age group. He has biked several century rides and also ran a half marathon in 2010.


Katie Walkenhorst (Luellen) - Associate Coach

Katie began coaching DU Masters in fall 2001 and was head coach from March 2006 to July 2007. She began swimming competitively at age 8 and continued through college. She swam at the University of Iowa for two seasons, then transferred to the University of Nebraska-Lincoln where was awarded All-American status in 1994. She has been involved in Masters swimming as a coach and swimmer since 1999 and has 29 top-10 finishes at USMS Nationals.


Scott Hoftiezer - Associate Coach

Scott has coached with the University of Denver masters swim team since 2007. He started his swimming career in high school and has been doing triathlons since 1986. He has completed six Ironman races (all with sub-one-hour swims) and numerous Half-Ironman and Olympic distance races. Scott is an avid open water swimmer and has regularly participated in the Horsetooth 10K swim since 2000. He has also coached at the Denver Athletic Club since 2005 and has been a U.S. Swimming online coach in 2007, 2011 and 2014.


Erika Cheley - Associate Coach

Erika began swimming competitively in Arvada, Colo., when she was 10 years old. She competed at the Olympic Trials for 200 fly in 1988 and swam for Southern Methodist University in Dallas, Texas, focusing on the distance stroke events. She was elected the captain of the women’s team her senior year at SMU. Since moving back to Denver in 2000, Erika has completed numerous open water swims around the country, as well as multiple triathlons of all distances, including three Ironman distance triathlons.


Ken Classen - Substitute Coach

Ken has coached with the University of Denver masters swim team since 1997. In 1998, he was named COMSA Coach of the Year. He has had writings published in several competitive swimmer publications. He is an avid open water swimmer and has participated and placed in several nationally-known open waters swims including the Wingshadow Horsetooth Reservoir 10K swim, La Jolla Rough water swims, Big Shoulders in Chicago and more. Ken has placed top-10 in the nation in the 1000/1650 several times. He is a native of Colorado and swam collegiately at Metropolitan State College of Denver.


Elliot Lang - Substitute Coach

Elliot started swimming at the age of 14 in high school. He was named captain by his junior year and received the Most Valuable Swimmer award his senior year. He started coaching when he was 18 and has always coached ever since. He joined a master’s team when he started swimming again after finishing college and decided to train with a USA club team after finishing top-five at Masters Nationals. Elliot now trains at DU, coaches and swims for TOPS, and qualified for the 2009 USA Nationals in the 100 breaststroke.