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Coaches & Directors
Coaching Staff

Laura Riddell

Head Coach

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Ann Doyle

Lead Assistant Coach/ Head 10/U Coach

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Ann grew up in Westfield and swam at the Westfield Y until attending Exeter Academy in New Hampshire.  After graduating she attended the University Of Virginia.  “I am proud of being a member of the first women’s swim team at the University of Virginia”.

She earned a business degree in Sports Management from the University of Massachusetts and worked in sports administration and event management from 1984 – 2003 and returned to coaching in 2004.

“As Head Age Group Coach, I am committed to instilling the fundamentals of swimming in our young swimmers, as well making swimming fun.  I want all our athletes to love swimming and enjoy swimming for a lifetime."

Marianne Grywalski

Assistant Coach / Head Junior Coach

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Marianne swam for Ridgewood YMCA and Olympian Swim Club, which is now New Jersey Wave.  She then was a member of the West Chester University National Championship women’s swim team.  

Marianne then became head age group coach for the New Jersey Wave for 10 years while working as a chemist.  After taking time off to start a family, she became the head coach of the Springfield Swim Team (3 yrs) and she has been a Summit YMCA Coach since 1999.

Richard Callaghan, Jr

Volunteer Assistant Coach

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Timothy Clewell

Assistant Coach

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Tim swam as an age-grouper through age 12 and then picked up swimming seriously again at age 19 in conjunction with competing in triathlons. He remained active in swim training and triathlon competition for over 25 years, including attaining several top-10 finishes in sprint- and middle-distance events and a top-20 finish in a Half-Ironman event. Having "retired" from triathlons, Tim remains active in New Jersey Master's Swimming. He has been coaching with Summit since 2005.

Betty Duttenhofer

Assistant Coach

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Betty was an active parent on our team and helped her son become one of the most decorated athletes on the Summit YMCA swim team. She enjoyed swimming so much, she obtained her coaching credentials in 1993 to stay involved with the sport. Betty works primarily with the 12/under athletes who affectionately to call her "Mrs. D."

Christine Grywalski

Assistant Coach

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Christine swam for the Summit Area YMCA for 5 seasons. After graduating high school, Christine attended Villanova University where she earned her nursing degree. Christine currently works as a full time oncology nurse and in addition attends Law school. Christine has been an assistant coach since 2012.

Katie Faggiano

Assistant Coach

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Katie became a lifeguard at the Summit Area YMCA in her teens. Through the years she earned her teaching credentials and is certified to teach many Red Cross swimming classes. Katie also earned her WSI in her teens and worked with infants through high school school children teaching them how to swim in the Summit YMCA pool. In 2011 Katie earned her coaching credentials and became an assistant coach. Katie currently works full time as a Medical Assistant and attends full time Nursing school.

Andrew Leblanc

Assistant Coach

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Andrew has been with the Summit Y as an Assistant Coach for the Senior group since 2006.  He swam competitively for 16 years at the YMCA of the North Shore in Massachusetts and Seton Hall University.  

Andrew is also a volunteer Assistant Coach at Seton Hall  Univeristy. He travels with the team to both the U.S. Open and the Big East Championships.  He was an assistant coach for 2 years at YNS, the largest YMCA swim team in the nation, working with the Senior and National level groups.  He was also Interim Head Coach for the YNS Masters Team.

Michael Haas

Assistant Coach

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Louis Puopolo

Assistant Coach

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Louis swam for SAY for 7 years growing up. He atteneded Seton Hall Prep where he was also a member of the swim team and upon graduating continued to swim at the collegiate level for 4 years at the University of Scranton. When he graduated in 2009, Louis joined the coaching staff at Somerset Hills YMCA from 2009-2016. While at SHY he coached all levels, but spent a majority of his time with the Senior group.

Louis was Head Coach of the Villa Walsh Academy swim team for 4 seasons and is an Instructional Aide and Job Coach in the Bernards Township ABA program. Louis married into the sport as well. Marrying a former swimmer, he met his wife while working at SHY and the two got married in August of 2015.