Sandra (Sandi) Liberatori, has handled matters in Philadelphia, as well as Montgomery, Chester, Bucks and Delaware counties. She served as a law clerk to the Pennsylvania Superior Court, Central Legal Staff, and to the Honorable I. Raymond Kremer of the Philadelphia Court of Common Pleas.

Prior to working in Delaware County, and while raising her children and working part time in her own practice in Collegeville, Ms. Liberatori served in legal and leadership positions for volunteer organizations in her community. She served as President of the Board and a Board member of the Perkiomen Watershed Conservancy (Schwenksville, PA) and served on the Board of Directors of the Community Music School (Trappe, Pennsylvania). Ms. Liberatori was also a girl scout leader and taught CCD at St. Eleanor's Parish, Collegeville. She was a member of the Justinian Society (Philadelphia), Montgomery County Women's Referral Network (since 1994), and provided pro bono assistance to several non-profit organizations.