Melissa Halstead

Mr. Brian McCarthy – Teacher

Brian joined the staff of Trinity Weekday School in 2021 and is currently a teacher in our Threes classroom. While his career background is originally in Computer Science and Information Technology, Brian caught the teaching bug in 2008 when his son started preschool. He found himself working in a classroom and realized that he felt a sense of purpose and fulfillment that he had never experienced prior. He has been working with children ever since. After returning to college, Brian earned his teaching degree and certification from California University of Pennsylvania in 2017. He has worked in every grade level from elementary schools to preschools. Brian lives in Peter’s Township with his wife, Amye, their children, dogs, and cat.

 “I love helping kids learn, am very excited to be a part of the Trinity Weekday School family and look forward to working with the students.” – Brian

Grades: Threes

Ms. Beth Michalski – Teacher

Beth currently works as an assistant teacher in our Pre-K classroom. Beth graduated with a teaching degree from the University of Pittsburgh. She has been a nanny for the last 10 years and was a preschool teacher for the 10 years before that. Beth recently downsized from her home in Bethel Park, where she raised her two sons. She now lives in North Strabane. In her spare time, she spends time with her two grandchildren and excitedly awaits the birth of two more.  

“I am excited to start a new adventure here at Trinity Weekday School!” – Beth

Grades: Pre K

Mrs. Elise McGrath-Assistant Teacher

Elise began at Trinity Weekday School as a parent, then a substitute and now a Pre-K assistant teacher. She graduated from college with a degree in Child and Family Studies and a specialized diploma in special needs. She started her career working as a support teacher for Allegheny Intermediate Unit in Pittsburgh but spent the last 10 years out of the classroom raising her children. In January 2022, she started as a substitute teacher at TWS. Elise lives in Peters Township with her husband and 3 children. In her spare time, she enjoys spending time with her family, running in marathons, and watching her kids’ sporting events.

“It is great to back in the classroom, watching the children learn and grow in a fun and loving environment.” – Elise

Grades: Pre K

Mrs. Allison Viron – Teacher

Allison first joined TWS as a mom and then as a substitute teacher. She currently teaches full-time in our Twos classroom. Allison graduated with dual degrees in Mass Communications and English from Miami University and holds a Master’s in Education from Argosy University. She started her career in education as a high school English teacher before transitioning to higher education where she worked as an academic advisor and accommodations advisor. Allison lives in Peters Township with her husband and their two daughters.

“I love watching students learn and grow no matter their age!” – Allison

Grades: Twos, Lunch Bunch and Afternoon Adventure Club

Mrs. Hileri Germeyer – Assistant Teacher

Hileri graduated with a degree in Psychology from Westminster College. She has many years’ experience working with special needs children as Therapeutic Support Staff and also as a teaching assistant at The Day School at the Children’s Institute of Pittsburgh. Having grown up in Peters Township, Hileri and her husband currently reside in Canonsburg with their three daughters.

“The innocence and wonder of young children are very precious to me, and I love being a part of their early learning experience. I hope to make a positive difference in the children’s lives at TWS.” – Hileri

Grades: Pre-K,  Pre-K Thursday Enrichment

Mrs. Patricia Ziacik – Teacher

Patricia is currently a teacher in our Pre-K classroom and an assistant in our Threes classroom. She graduated from Wheeling Jesuit University with a BA in Elementary Education and a minor in Psychology. She lives in the Canon-McMillan School District with her husband and 2 children. She is very involved in the PTA and Canon Mac youth sports that her children participate in.

“I loved TWS for my children and I’m so happy to be working here. This school feels like a family and I’m blessed to be a part of it!” – Patricia

Grades: Pre-K, Pre-K Thursday Enrichment, Threes

Mrs. Melissa “Missy” Cathcart – Assistant Teacher

Melissa “Missy” Cathcart joined TWS in 2021, after her two daughters attended the school. After seeing the wonderful experiences of her children , Melissa wanted to bring that same love and support to other children. Melissa graduated with an associate’s degree in Computer Science and End User Support from CCAC. Melissa, her husband Eric, and two daughters Kaylee and Lily live in Canonsburg and enjoy what the greater Pittsburgh area has to offer.

“I absolutely love watching the faces of the children when they learn something new or when they are playing and having fun. I look forward to coming in and seeing them every day.” -Melissa

Grades: Twos, Lunch Bunch and Afternoon Adventure Club

Mrs. Madalynn Fagan – Assistant Teacher

Madalynn joined the staff of Trinity Weekday School in 2021 as an assistant teacher in our Threes classroom. She has volunteered in kids’ day programs in churches all over the South Hills since 2012. Madalyn grew up in Mount Lebanon where she spent time with her siblings and younger cousins. She currently resides in Peters Township with her family. 

“I am looking forward to this school year and officially being a part of the Trinity Weekday school team!”- Madalynn

Grades: Threes

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