"Presenting Positive Standards for the Future of Education"


MiMi Green

Founder and CEO of Green Valley Academy

Frank Murdock

Chief Financial Officer

Jude Engle

Vice President, Finance

Heather Whitmore

Director of Development
B.S. Elementary Education, Kutztown University
PA Certification K-6

Karen Latu

Administrator to CEO

Joni Yinger

Administrator to Lead Teacher

Carol Abele

Administrator for Public Relations

Jack Foy

Administrator for public relations.

Terry Sheetz


Teaching Staff

GVA is proud to have such an experienced and talented teaching staff.  The majority of our faculty is retired, and teaches at GVA part-time.  Our staff finds teaching at GVA to be rewarding and fulfilling.

Our lead teacher is Darien Threadgill, who has unmatched experience in the field, as he is a retired teacher as well.  Any inquiries about our teaching staff should be directed to Darien.

Lisa Archbold

B.A. Political Science & Spanish, Cornell College

Kani Brams

B.A. Biology, Oberlin College
M.S. and B.A., Chemistry, University of Delaware
PA Certification Secondary Chemistry and Biology

Jack Correale

B.A. Elementary Education, West Chester University
M.A. Education Administration, West Chester University
30 years teaching in T/E School District

Julie Devito-Kruk

B.F.A. Medical Illustration/Illustration, Rochester Institute of Technology
PA (K-12) Art Education Certification, Rosemont College

Liz Driscoll

B.A. Latin, Dickenson College
M.L.S. Specializaztion in Public Libraries

Carol Giamario

B.S. Elementary Education, Adelphi University
M.S. Biology North Carolina State University

Kris Graham

B.S. Elementary Education, Towson University
M.A. Special Ed: Social/Emotional Support, Bowie University

Tom Green

B.S. Health and Physical Education
Masters Equivalent Health and Physical Education

Fredda Gussman

M.S. Math and Computer Science
B.S. in Sec Ed
PA certification in Sec Soc Studies, Sec Ed Math, Special Education k-12

Chris Maffet

B.S. Biology, Covenant College
M.A. Education, West Chester University

​Ed O’Brien

M.S.E.E, Villanova University
PA Certification in Secondary Math

Ed Rubei

Assistant Lead Teacher
B.A. Communications & Marketing, Temple University
M.Ed. Degree and PA Certification in Elementary Education, Cabrini College

Stephen Smith

B.A. Secondary Education and History, Cabrini College

Darien Threadgill

Lead Teacher
B.A. Cheyney State University, Elementary Ed. & Special Ed
32 grad hours West Chester University, Elementary Ed
15 hours, Villanova University, Administration

Star Vitikacs

Wiley Yinger

B.A. English, Penn State University
PA Certification and M.Ed. in Secondary English Education, Cabrini College

Emotional Support
GVA has a very dedicated and experienced emotional and academic support staff.

Daren Alliston

School Counselor and Behavior Specialist
B.S. Cheyney University
M.Ed. Business Management, Knoxville College

Academic Support

Terry Sheetz

Academic Support

Heather Whitmore

Academic Support
B.S. Elementary Education, Kutztown University
PA Certification K-6

Green Valley Academy – Newly Accredited Candidate Member

Green Valley Academy has been accepted as a Candidate Member of the Middle States Association of Commissions on Elementary and Secondary Schools.  Our school is the first of its kind to be accepted as a Candidate member of the MSA-CESS.  With this new status, GVA will benefit from all the rights and privileges of being a Member.

The MSA-CESS is a voluntary, peer-based, non-profit association that performs peer evaluation and regional accreditation of public and private schools in the Mid-Atlantic United States and certain foreign institutions of American origin that accepted by the Pennsylvania Department of Education.

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