Contact info Lionville Middle School 550 W Uwchlan Ave, Exton, PA 19341Principal: Viswanathan Subramanian Ramakrishnan (etp@s.tagdv.org)Vice Principal: Savitha Kandasamy (vp.etp@s.tagdv.org)Treasurer: Saravanan Krishnan (treasurer.etp@s.tagdv.org)