Shawn M. Cahill, CPA


Shawn Cahill is a principal in the Mont Clare office of Maillie LLP.  He has specialized in federal, state and local taxation for corporations, limited liability companies, partnerships, individuals, trusts, estates and tax-exempt organizations.  His expertise also includes multi-state taxation, sales and use tax, international tax issues and employer taxes.

Professional Background
  • Shawn attended West Chester University and joined the firm in 1997.  He obtained his CPA designation in 1999. 
  • West Chester University – Bachelor of Science (BS), Accounting, 1997
Professional Memberships & Credentials
  • Certified Public Accountant Pennsylvania
  • American Institute of Certified Public Accountants (AICPA)
  • Pennsylvania Institute of Certified Public Accountants (PICPA)
  • Alumnus of the PICPA's annual 40 Under 40 CPA's to Watch
Personal Activities
  • PICPA's Federal Tax Committee
  • PICPA past member State and Reading Chapter Emerging CPA Committees
  • Phoenixville and Tri County Area Chambers of Commerce
  • Good Samaritan Shelter, Board Member, Budget & Audit Committee