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Delrey School’s highly trained staff is composed of a dedicated and compassionate team of professionals, including experienced certified special education teachers and licensed therapists, social workers and nurses, who have specialized skills working with children with disabilities. The high staff-to- student ratio allows personalized one-on-one attention for students, as their needs require. This child-centered philosophy, combined with the stability and longevity of our staff, makes the Delrey School unique in serving children with disabilities.


Gary Vosburg, Principal, Director of Education

  • MSDE Advanced Certificate
  • Master’s Equivalent in Generic Special Education Grades 6 to Adult
  • Master’s Degree in School Administration from George Mason University
  • Bachelor’s of Arts Degree in Dramatic Arts and Social Studies from George Mason University 
  • Administrator II Certification
  • Over 40 years of human service experience 

Nursing Department

Jamie McCleave, LPN 

Education Department

Bridget Flynn, Special Education Teacher

Adrienne Geffen, Special Education Teacher

Lyda Marchiano, Special Education Teacher

Sandra Herrera, Physical Education Teacher

Maria Fisher, Daycare Director

Speech/Language Therapy Department

Patricia Kurek, CCC-SLP, Senior Speech-Language Pathologist

Mary Anne O’Brien, CCC-SLP


Physical Therapy Department

Sharon Conjar, PT, Senior Physical Therapist

Terri McCain, PTA

Occupational Therapy Department

Mary Stevens, OTR/L, Senior Occupational Therapist