Trish Klaver


As CEO of the Sterling-Rock Falls YMCA, Trish enjoys working with staff and volunteers to ensure a strong Y for the future generations while strengthening the foundation of our community through programs and services that focus on youth development, healthy living and social responsibility.

Andrea Vondra

Andrea Vondra

Health & Wellness Director

Andrea started at the YMCA in 2014 working in the Wellness department. She since then has attained her personal training along with numerous other certifications. In 2016 she took over the CATCH program which has positively impacted the community’s youth. In 2018 Andrea transitioned to the Director of Health and Wellness. “I believe in creating an environment where fitness is fun for everyone”

Ashley Richter

Ashley Richter

Development & Marketing Director

Ashley Richter has been with the YMCA since 2014, and in 2019 moved into a new role as Director of Development.  Ashley loves being able to serve the community and help create a positive member experience.


Gwyn Bemis

Camp Benson Director

Gwyn aka, Mama G, came to YMCA Camp Benson in the Spring of 2017 and brings over 20 years of construction and maintenance experience. Her priorities are maintaining the natural appeal of YCB and to prepare fun meals for our campers to enjoy & enhance their camping experience.

Deb Mortonson

Deb Mortonson

Aquatics and Youth Sports Director

Debra Mortonson, aquatic and youth sports director, brings over 25 years of YMCA experience to the Sterling-Rock Falls Y. Because of her dedication the Y, Deb received 2013 YMCA Spirit Award. Deb is driven by the Y cause, “My goal is to be a positive role model, inspiring and working to help those we serve and make the community better.”

Jami Darling

Jamie Darling

Senior Youth Development Director

Jamie started her career with the YMCA in 2012 in the Aquatics Department, and recently joined the Sterling-Rock Falls YMCA as the Senior Program Director of Youth Development. Jamie enjoys working with an outstanding team with a goal of serving the youth in this community.

Julie Mashaw

Julie Mashaw

Finance Director

As Finance Director, Julie brings 15 years of finance and accounting experience to the Sterling-Rock Falls YMCA. She has a Master’s of Business Administration, with an Accounting Specialization, from Loyola University Chicago. Julie enjoys being able to serve her hometown community by working in a non-profit industry. 

Madison Vandersee

Madison Vandersee

Assistant Camp Director

Madison “Pawz” Vandersee has spent 13 summers at YCB first as a camper, then as an SDP, and finally on staff. She graduated from Augustana College in 2018 with a Bachelor’s Degree in Geography and Environmental Studies. Pawz is extremely excited to develop a year round environmental education program, expand programming opportunities, and continue to make magical moments for campers at YCB.

Tom Bemis

Tom Bemis

Maintenance Director

Tom brings over 20 years of construction and maintenance experience to the Sterling-Rock Falls Family YMCA as the Maintenance Director. His priority is the comfort and cleanliness of the YMCA to enhance our member’s experience.

Board of Directors

Executive Committee

Lance Buser – Chief Volunteer Officer

Kris Noble – Past Chief Volunteer Officer

Matt Birdsley – Vice Chief Volunteer Officer

Dana Wike – Secretary

Frank Nelsen – Treasurer

Mary Benson – Member At-Large

Board Members

Dan Arickx

Marty Benson

Shane Brown

Sandi Cavazos

Tad Everett

Tom Myers

Katy Selmi

Elizabeth Wahl

Mary White