Staff
![Tia Mathisen](https://www.playworks.org/pennsylvania/wp-content/uploads/sites/18/2023/04/2f222A3671-scaled-e1710190603573-295x295.jpg)
Tia Mathisen
Executive Director - Pennsylvania
![Ivy Olesh](https://www.playworks.org/pennsylvania/wp-content/uploads/sites/18/2022/12/Ivy-Headshot-22-23-scaled-e1670257152590-295x295.jpg)
Ivy Olesh
Vice President of Field Operations - Pennsylvania
![Joshua Casares](https://www.playworks.org/pennsylvania/wp-content/uploads/sites/18/2022/12/2f222A3819-scaled-e1710191030597-295x295.jpg)
Joshua Casares
Program Specialist
![Monique Edwards](https://www.playworks.org/pennsylvania/wp-content/uploads/sites/18/2024/03/f222A4047-scaled-e1710191991751-295x295.jpg)
Monique Edwards
Program Manager
![Jin Hyuk Ho](https://www.playworks.org/pennsylvania/wp-content/uploads/sites/18/2020/02/DSC_0009-295x295.jpg)
Jin Hyuk Ho
Senior Development Manager
![Charles Hopkins](https://www.playworks.org/pennsylvania/wp-content/uploads/sites/18/2023/02/2f222A3990-scaled-e1710190812773-295x295.jpg)
Charles Hopkins
Site Coordinator
![Melissa A. Marston](https://www.playworks.org/pennsylvania/wp-content/uploads/sites/18/2022/12/2f222A3842-scaled-e1710191461163-295x295.jpg)
Melissa A. Marston
Program Director
![Hallie Martenson](https://www.playworks.org/pennsylvania/wp-content/uploads/sites/18/2024/01/BDT_Headshots_Square-Hallie-295x295.jpg)
Hallie Martenson
Development Director
![Pamela Martinez](https://www.playworks.org/pennsylvania/wp-content/uploads/sites/18/2022/12/2f222A4027-scaled-e1710191551629-295x295.jpg)
Pamela Martinez
Program Manager
![Peter O’Malley](https://www.playworks.org/pennsylvania/wp-content/uploads/sites/18/2022/12/2f222A3632-scaled-e1710191291657-295x295.jpg)
Peter O’Malley
Site Coordinator
![Corrie O’Neil](https://www.playworks.org/pennsylvania/wp-content/uploads/sites/18/2022/12/2fBJPS1404-scaled-e1710191361871-295x295.jpg)
Corrie O’Neil
Partner Experience Director
![Bridget Poisel](https://www.playworks.org/pennsylvania/wp-content/uploads/sites/18/2022/12/2f222A4077-scaled-e1710191213655-295x295.jpg)
Bridget Poisel
Program Specialist
![Niya Smith-Hutson](https://www.playworks.org/pennsylvania/wp-content/uploads/sites/18/2023/02/2f222A4178-scaled-e1710190692519-295x295.jpg)
Niya Smith-Hutson
Site Coordinator
![Sean Speers](https://www.playworks.org/pennsylvania/wp-content/uploads/sites/18/2022/12/2fBJPS1638-scaled-e1710191632879-295x295.jpg)
Sean Speers
Regional Program Manager
![Austin Zeller](https://www.playworks.org/pennsylvania/wp-content/uploads/sites/18/2022/12/Stin-Headshot-22-23-scaled-e1670257717383-295x295.jpg)
Austin Zeller
Program Specialist & Certified Trainer