Meet the people who make Arch Street Center possible

Everything that happens at Arch Street Center is made possible by a very small, dedicated staff and a legion of volunteers who share our mission.

Board Members

Preferred Pronouns: she/her Why I wanted to be part of Arch Street’s board: I have personally watched Arch Street Center make life-changing impacts on people’s...

Tracy Williams

Tracy Williams

Treasurer

Ryan MacDonald

Vice-Chair

Why I love Arch Street Center: There is a comforting feeling of belonging that arises as soon as you enter Arch Street Center. From providing...

Deb Kauffman

Board Member

Preferred Pronouns: She/Her Why I love Arch Street Center: Being at Arch Street Center “fills” me, in that I always leave there feeling better than...

Why I Love Arch Street Center: I’m proud to be part of the organization at this time in history because right now has proven to...

Why I Love Arch Street Center: I love Arch Street Center because upon walking in the door you know that you are seen, valued and...

Officer Todd

Todd Grager

Board Member

Lili Dippner

Board Member

Preferred pronouns: She/her/hers Why I wanted to join the Arch Street board: My home and heart has always been in the Lancaster County community. Arch...

Staff Members

Scooter Haase

Executive Director

Preferred Pronouns: he/him Why I love Arch Street Center: Everyone needs a place to belong, and Arch Street is that place for many people. There...

Susanne Materia

Director of Development

Preferred Pronouns: she/her One Interesting Fact: I have the self-proclaimed world’s tackiest bathroom in my house. Why I Love Arch Street Center: Everyone deserves a...

Sarah Sikorski

Floor Manager

One Interesting Fact: I am the mother of teenage boy/girl twins. Why I Love Arch Street Center: I BELONG at ASC because the members and...

Brad L. Hollowniczky

Member Ambassador

One Interesting Fact: I have extensive experience in feral cat rescue. I also run a website dedicated to terrible movies. Why I Love Arch Street...

Melanie Mattison

Support Specialist

One Interesting Fact: My favorite things to do include reading, gardening, and watching movies. Why I Love Arch Street Center: I BELONG at Arch Street...

Deric Lilly

Support Specialist

Preferred pronouns: He/Him Why I love working at Arch Street Center: Every day that I am at Arch Street, I have interactions with members that...

Preferred Pronouns: She/Her Why do you like working at Arch Street Center: I’ve found both the staff and members to be incredibly warm and welcoming....

Dominique Rice

Support Specialist

Preferred Pronouns: He/Him Why do you like working at Arch Street Center: To be of service and give back while creating a safe and welcoming...

Interns

Millersville University, Behavioral and Human Services January 21 – May 5, 2025 Preferred Pronouns: She/Her/Hers Why do you like interning at Arch Street Center: I...

Masters of Social Work Widener University January – May, 2025 Preferred Pronouns: She/Her Why do you like interning at Arch Street Center: I love getting...