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Staff and Board

Our Staff

Claire Anderson

Executive Director
(262) 898-2590


Claire Anderson holds an Ecumenical Doctor of Ministry degree from the Catholic Theological Union in Chicago and is the Executive Director of Siena Retreat Center. She draws on global experiences, including living in Poland, in her exploration of cosmology, science, and faith.


Jane Czarnezki

Associate Director of Hospitality
(262) 898-2591


Jane Czarnezki oversees the hospitality and volunteer aspects of Siena Retreat Center. Have you every thought of volunteering at Siena Retreat Center? Please connect with Jane!

Administrative Assistant

Administrative Assistant
(262) 898-2590

We will soon be welcoming a new Adminsitrative Assistant!

Nikki Madisen

Arrangements Coordinator
(262) 898-2580

Nikki Madisen schedules groups and private retreats. She is a Racine native whose connection with the Siena Center began while attending retreats through St. Catherine’s High School and continued as she volunteered in the dining room. Nikki draws administrative coordinating experience from many years working with a local Montessori School. In her free time, Nikki enjoys participating in local craft fairs and spending time outdoors.

Melissa Sharpe

(262) 898-2582

Melissa Sharpe
Serving the mission of Siena Retreat Center as Registrar is Melissa Sharpe.