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...

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...

Tracy Williams

Tracy Williams

Treasurer

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...

Steve Brubaker

Board Member

Why did you want to be part of Arch Street’s board? Arch Street Center, from the very beginning, provided a place for those ‘in the...

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...

Todd Grager

Board Member

Why did you want to be part of Arch Street’s board? I truly believe in the social rehabilitation that takes place at Arch Street Center,...

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...

Dakota Ridinger

Board Member

Preferred Pronouns: she/her Why did you want to serve on the Arch Street Center board? I’m excited for the chance to support Arch Street’s mission...

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...

Senior Community Service

Robert Corsey

Senior Community Service

Why do you like working at Arch Street Center? I really love the member care and culture here. I love that the employees demonstrate a...

Victor Nelson

Senior Community Service

Why do you like working at Arch Street Center? It is such a family-like atmosphere, how could I not? What is something interesting (or fun)...