About Us Burkhart, Pizzanelli, P.C.. Certified Public Accountants For more than 20 years, Burkhart, Pizzanelli, P.C. has served as a trusted business partner to clients throughout the western Massachusetts area. Established in 1986, we've been providing services to individuals and to businesses of all sizes. Your success is our success, and all of us here at Burkhart, Pizzanelli, P.C. look forward to working together with you to achieving the bright financial future you deserve!