Gregory E. Stack, Jr., CPA

Senior Accountant

Greg came to Clairmont, Paciello in 2016 with extensive public accounting experience across a wide range of client industries. His clients have encompassed the cable, law, medicine, HUD, restaurant, construction, professional services, healthcare, real estate, retail, distribution, manufacturing, media, telecommunications, and petroleum industries.

Greg is primarily responsible for reviewing staff-prepared tax returns for corporate, partnership, trust, and individual tax clients, as well as preparing tax returns himself. He is also responsible for resolving clients’ tax notices and assessments from the IRS, state, and city revenue departments, as well as providing tax planning for corporate and individual clients.

As a team player, Greg always focuses on how he can enhance the outcomes of his fellow staff members. It’s important to him that the firm best supports clients, alleviates any concerns about their tax liability, and provides them with timely, accurate financial statements.


  • Certified Public Accountant (CPA) in Pennsylvania


  • BS in Accounting, Widener University (1998)

Professional Affiliations:

  • Pennsylvania Institute of Certified Public Accountants
Phone 610-265-4122