CPA group's leader thinks, acts 'green'     Talking with ... Eric Wallace By Joyce Gannon, Pittsburgh Post-Gazette     Carbis Walker Partner Selected for PICPA's "People to Watch"     Pittsburgh/New Castle/Meadville, PA - Brian J. Kassalen, CPA, a Partner with the accounting and consulting Firm of Carbis Walker LLP, was selected by the Pennsylvania Institute of Certified Public Accountants (PICPA) as one of the "People to Watch: 40 Under 40.":     Carbis Walker LLP was founded in 1946 and is celebrating over 60 years of service. The Firm provides audit and attest services and certain tax services to help mid-size businesses succeed..     Carbis Walker LLP provices the atmosphere to promote excellence. As an employee of over ten years, I have been encouraged to find my passion and...     Kathy Graziani     - Outsourcing Manager