
Martin McCarthy, CPA founded Rose Tree Accounting in 1999 with one goal: to give small and medium-sized businesses access to the same level of financial expertise found at the largest firms — with the personal attention only an independent CPA can provide.
With prior experience as VP of Accounting at Chase Bank and Audit Manager at Citibank, Martin brings a depth of knowledge that directly benefits your business every day.
At Rose Tree Accounting, accountability isn't just a value — it's a promise. Just as you are accountable to your customers, we are accountable to you and your business. We meet on your terms, whether that's by Zoom, phone, or at your workplace. Every engagement is handled with precision, discretion, and a genuine investment in your success.

We provide tax preparation and accounting services for small and medium-sized businesses. Whether you need your taxes prepared accurately and on time or reliable accounting to keep your finances in order, Martin handles it personally with 25+ years of CPA experience.
No. Rose Tree Accounting works on a flat, predictable fee — never hourly. You can reach out with questions without worrying about a ticking clock or a surprise invoice. You'll always know what you're paying.
We specialize in restaurants, construction firms, auto body and repair shops, used car dealers, and scientific R&D companies. If you own a small or medium-sized business, Martin brings the expertise and personal attention your industry deserves.
Just click "Book a call." You'll be able to set up a no-obligation conversation where Martin learns about your business and shows you how Rose Tree Accounting can help.
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Rose Tree Accounting provides comprehensive tax and accounting services for small and medium-sized businesses across Pennsylvania. Your success is our commitment.