Kathryn Mustaro, Pastor

When you search for me, you will find me; if you seek me with all your heart.

Jeremiah 29:13

Pastor Kathryn joined the staff at Grace in September of 2019 as our Interim Head of Staff. Prior to this, she served as Interim Pastor at Trinity Presbyterian Church in East Brunswick for two and one-half years, Associate Pastor and then Acting Head of Staff at Flemington Presbyterian Church for a total of five years, and Designated Pastor at Andover Presbyterian Church for two years.


Pastor Kathryn has served as Trustee for Hunterdon Interfaith Outreach Council, was a member of East Brunswick Interfaith Clergy Council, and currently serves on the Interfaith Clergy Council of South Brunswick. She has been a member of the planning team for Equipping the Saints events at Princeton Seminary and First Presbyterian Church of Metuchen for several years. She has served on the Committee for Preparation for Ministry in New Brunswick Presbytery, as well as the Committee on Ministry in Monmouth Presbytery.


Pastor Kathryn is a spiritual director, mediator and Stephen Ministry leader. She holds a Master of Divinity degree from Princeton Seminary as well as a Master of Music degree. She has sung professionally and is an avid gardener. She is married to Fran, a retired investment professional. Their daughter, Julia, attends Villanova University School of Nursing.


Maryann Rappa, MA, CPC

Maryann Rappa is our Wellness Center Director as well as our church office administrator.  She has a Masters Degree in Counseling and is a certified life coach.  

Her favorite pastime is spending time at the beach but also enjoys what NYC has to offer and is a dedicated NY Yankees fan.

church office - office


Carla Lynch, MA

Carla has been a part of the Sand Hills Preschool family for the past eleven years in many different capacities.  All four of her children attended the preschool, and in 2012, Carla started teaching the Toddler Time Class at the preschool.  On July 1, 2020, Carla took over as the Director of the school.   

Carla attended The College of New Jersey for both undergraduate and graduate studies.  She has her Bachelor’s Degree in Special Education and earned her Masters Degree in School Counseling.  In the past Carla worked as a middle school special education teacher in the Princeton School District as well as a substitute teacher in the South Brunswick School District.  

She resides in Kendall Park with her husband Paul, and their four children, Xavier, Bretton, Peyton and Abigail. Carla and her family are very involved in the South Brunswick Community.  She runs the Children’s Liturgy Program at their church as well as leads worship for the youth.  She was a leader in Cub Scouts for many years and now serves on the committee for Boy Scout Troop 90.  Carla coached in-town soccer for many years.  During the summer months, you will find her hanging out at the Willows with her kids!

For years when she talks to people about Sand Hills, she always says, “When I would leave my children at Sand Hills Preschool, I always felt like I was leaving them with their aunts!  I knew they would be loved and cared for like family!”  Carla feels so blessed to be a part of such a special school and wonderful faith community.