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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. He attended Cherry Creek High School here in Colorado and was a three-year varsity Letterman, and he was offered a swimming scholarship to Dartmouth University. Beginning in high school, Andrew has been employed a swim coach, water safety instructor, aqua fitness instructor, lifeguard and lifeguard trainer.

Andrew’s coaching experience spans 30 years of age-group and master's level swimming. He has been with DU's Masters Swimming program since 2008. As a swimmer, Andrew achieved U.S. Masters Swimming top 10 ranking and places consistently in local, regional, national and international swimming meets.

As a coach, Andrew serves as the 2014 USMS High Intensity Online Coach. He has served as a coach for the USMS national team, attending 2014 FINA World Championships in Montreal, Canada, and as the 2012 USMS Coach on Deck for the LCM National Champion, CMS Regional Team. He was selected as the COMSA 2011 Coach of the Year and since 2009, he has been a Level 3 ASCA/USMS certified swimming coach.

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 level before spending three years overseas as a teacher in the Peace Corps.

David taught and coached swimming on a part-time basis throughout his entire professional career. He has coached many competitive swimmers, masters swimmers and triathletes with great success. Athletes coached by David include blind Paralympic swimmer Donovan Tildesley (who represented 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, and he is certified as an ASCA Level 1 swim coach. He currently coaches two masters swim teams, a kids’ summer league swim team and two year-round age group swim teams.


Teri Moen - Associate Coach

Teri began swimming for DU Masters in 2000 and has been on the staff as a masters coach since 2003. She began with age group swimming in South Dakota and swam for St. Olaf College, an NCAA Division III school in Northfield, Minn. Since then, Teri has accumulated numerous SCY national rankings, is a three time National Champion in SCY and was named Open Water National Champion in 2010 for a 6K swim. Teri’s open water experience has included competing in the Waikiki Roughwater Swim, the Outrigger Canoe Club Swim and, closer to home, the Horsetooth 2.4 Mile Swim, from which she garnered several first and second place finishes.


James Hansen - Associate Coach

James grew up in Michigan where he started swimming at age 11. He competed for many small clubs and ended up at Club Wolverine. Throughout his career he consistently placed in the top 16 at both middle school and high school state meets. In 12th grade, he was elected senior captain. In that year, he helped grow the high school team from 22 to 31 swimmers.

James always knew he wanted to coach swim team. After swimming eight years at the best clubs in Michigan, he began coaching at his local club. He also works other positions at the pool such as a lifeguard and swim lesson instructor. He is certified in lifeguarding and CPR/first aid/concussion/AED.

In his free time, James ventures into triathlons and continually placed first or second in his age group.


Paul Brown - Associate Coach

Paul began swimming competitively by age 6 and continued through high school. By age 15, he began lifeguarding and giving small group lessons to swimmers ages 3-9. During his junior and senior years of high school, he coached and competed on the same team that he had belonged to since middle school.

After high school, Paul was employed with ACAC Fitness and Wellness Center as a supervisor, and he coached the masters and age group swim teams, and focused on instructing mom-baby private and swimming lessons for persons with disabilities.

Paul collaborated with the YMCA of Maryland, D.C, and New York to develop a four-month program that prepared teams for their upcoming season. He continued offering these programs for the YMCA over the next four years.

In January 2013, Paul moved to Denver and began working at the YMCA while looking for the opportunity to coach a local swim team. His attention shifted to the health and fitness of children ages ranging from infant to teenager, and he taught mom-baby group classes, which improved his educational techniques emphasizing safety, confidence, trust and joy of the water./p>


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 at the University of Iowa for two seasons, then transferred to the University of Nebraska-Lincoln. Katie completed her collegiate swimming career at UNL and was awarded All-American status in 1994.

She’s been involved in masters swimming as a coach and swimmer since 1999 and has 29 top 10 finishes at U.S. Masters Swimming nationals.

Her love of Masters stems from the camaraderie of the participants, encouraging adults to stay fit and accomplish goals, and the personal fulfillment of a satisfyingly hard workout.


Scott Hoftiezer - Associate Coach

Scott has coached with DU Masters since 2007. He started his swimming career in high school and has been doing triathlons since 1986. Throughout his athletic career he has completed six Ironman races (all with sub one-hour swims), and numerous Half Ironman and Olympic-distance races.

Besides triathlons, Scott is an avid open water swimmer, and he 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. She competed at the Olympic Trials for 200 fly in 1988 and then swam for Southern Methodist University in Dallas, focusing on the distance stroke events including the 400 IM and 200 Fly. She was elected the captain of the women’s team her senior year at SMU.

Since moving back home to Denver in 2000, Erika has completed numerous open water swims around the country, as well as multiple triathlons of all distances (Her favorite is Escape to Alcatraz), including 3 Ironman distance triathlons (one in Boulder and two in Florida).


Ken Classen - Substitute Coach

Ken has coached with DU Masters since 1997. In 1998, he was named COMSA Coach of the Year. He has had writings published in several competitive swimmer publications.

Ken 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 many more. Ken has taken his distance swimming skill into the pool as well and has placed top 10 in the nation in the 1000/1650 several times.

Ken is a native of Colorado and swam collegiately at Metropolitan State College of Denver.


Elliot Lang - Substitute Coach

Elliot started swimming at 14 in high school when he was cut from the diving team. He improved at swimming and by his junior year, he was a team captain and received the Most Valuable Swimmer award his senior year.

He started coaching when he was 18 and has coached ever since. He joined a masters team when he started swimming again after finishing college and decided to train with a USA club team after finishing top five at nationals.

Elliot now trains at DU, coaches and swims for the Hilltoppers, and qualified for the 2009 USA Nationals in the 100 breaststroke.