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Art Class

Meet the Executive Director


Sarah Marks Paredes

Executive Director, Atonement Christian Day School

Sarah Marks Paredes, a Barrington area resident for over 40 years, has been actively involved as an educator, administrator, parent, and coach. For the past 20 years, Sarah has served the Barrington and adjacent communities in many roles, most recently as the Programs Coordinator and After School and E-Learning Programs Director in Barrington. She brings with her many years of experience in the pre-K-12 educational setting both in the private and public sector as a classroom teacher, administrator and coach to both special needs students and advanced academic students.


Sarah is a highly enthusiastic, energetic and positive individual. Her passion lies in creating a nurturing and fun environment for both students and staff. Sarah looks forward to partnering with staff in offering experiences which support each child’s growth and development. She is extremely excited to be a member of the Lutheran Atonement Day School Team to work alongside a group of dedicated, imaginative and resilient individuals.


As the mother of 5 children ranging from 4 – 17 years of age, Sarah enjoys traveling with her children and supporting their athletic endeavors.

Phone: 847-382-6360



Tim Housholder

Pastor, Atonement Lutheran Church

Pastor Tim came to Atonement in July of 2022. Prior to ordination, he was a Youth Director for six years; and, as a pastor, has led churches of 2,000 to 4,000 members. He received his B.A. from Concordia College in Moorhead, Minnesota; and his Master of Divinity from Luther Seminary in St. Paul, Minnesota.


Pastor Tim is co-pastoring with Pastor Don, and welcomes the opportunity to partner with staff and members to live out Atonement's mission. His passions for ministry are in preaching, teaching, adult ministries, administration, and intergenerational ministries. He is energized in ministry when others grow in faith, and embrace God's unconditional grace and love in their lives.


He is married to Kathy, and they have two children: A.J. and Lauryn. He enjoys sports, music, travel, and cooking.


Meet the Pastors

Don Wink

Pastor, Atonement Lutheran Church

Pastor Don came to Atonement in January, 1999. Prior to becoming a pastor, he worked in business to business sales for three technology companies. He attended seminary at the Lutheran School of Theology at Chicago and also has degrees from Southern Methodist University in Texas and Northwestern's Kellogg Graduate School of Management.


At Atonement, his primary responsibilities are leading a very able staff and volunteer leadership core, and carrying half of the teaching schedule during Sunday services. He is humbled by the gifts and passion of Atonement's members and within the wider community, and welcomes the challenge of leading through influence.


Pastor Don is married to Joy Wink. They have three children: Natalie, Josh and Olivia. Their household also includes Joy's mother, Barbara, and two absolutely useless cats. He enjoys cooking, maintaining health and fitness (especially through golf and paddle tennis), music, and time with friends.

Phone: 224-655-7200



Meet the Staff


Carol Ostergaard



Rhonda Gallier

Tae Park

Natalie Celaya

Kristin Witas



Laura Russow

Sherri Breeze

Cathy Emory


Full-Day 2/3s Classroom

Jennifer Denning

Kyla Fitzsimmons

Peyton Tilly


Part-Day 2s Classroom

Sue Tomczak


Full-Day 3A Classroom

Lena Reaume

Karen Ruttenburg 

Kennedy Heick


Full-Day 3B Classroom

Tish Waron

Julio Cabrales

Barb Aulert


Full-Day 4s Classroom

Rory Mueller

Laura Schleiden

Mary Beaubien


Part-Day 4s Classroom

Janice Bruksch

Joyce Anderson


Pre-K Classroom

Joanne Zieball

Kathryn Montonera



Religious Education: Kathy Montonera

Art: Della Mullineaux

Steam/Discovery: Della Mullineaux

Music: Annika Sundberg


Joyce Anderson

Della Mullineaux

Kathy Montonera

After School

Abby Ostergaard

Mary Katula

Sydney Louis

Sara Wodnicki

Lunch and Kitchen Supervisor

Robyn Sparks

Floating Staff

Kelly Buckman

Claire Buckman

Erin Aagard

Ella Mujagic

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