Siobhan Timmerman

Siobhan Timmerman

Langhorne, Pennsylvania

Mrs. Timmerman's practice concentrates on estate planning, elder law and tax compliance services.

Prior to joining the firm, Mrs. Timmerman worked for the United States Securities & Exchange Commission (SEC) wherein she represented the Commission in its Division of Investment Management which regulates mutual fund companies, fund managers and registered investment advisors. Before that, she served as a Manager for Deloitte & Touche, LLP where she provided estate & gift planning and financial advisory services to individuals, succession planning to closely-held business entities and tax compliance services to estates, trusts, individuals and foundations. Mrs. Timmerman also worked at a general practice law firm concentrating in Estate Administration.

A graduate of American University’s Law School (J.D.), Mrs. Timmerman earned an LL.M. in Taxation from Temple University and an Accounting Degree from Villanova University (B.S.). She is a member of the Pennsylvania and Bucks County Bar Associations.

Representative Matters

Consulting on estate planning, elder law and tax compliance matters
Representing individuals in estate, guardianship and trust administration & litigation
Representing commercial entities in banking and mortgage foreclosure matters

Personal Interests

Siobhan resides with her family in Bucks County and she is active in many social and community events.

Areas of Practice

  • Banking & Business Transactions
  • Elder Law and Incapacity Planning
  • Estate Administration
  • Estate Planning
  • Tax Financial

Bar Admissions

  • Pennsylvania


  • American University, School of International Service, Washington, District of Columbia
    • J.D.
  • Temple University School of Law, Philadelphia, Pennsylvania
    • LL.M.
    • Major: Taxation
  • Villanova University
    • B.S.
    • Major: Accountancy

Professional Associations and Memberships

  • Pennsylvania Bar Association
  • Bucks County Bar Association
  • United Way of Bucks County, Investment Committee