Monday, February 1, 2021 Business P&N expands Lafayette office with new acquisition By Daily Report Staff - February 1, 2021 FacebookXLinkedinEmailPrint Postlethwaite & Netterville, the largest Louisiana-based public accounting firm, today announced that the tax practice of Harry V. Barton, CPA, LLC will join P&N’s Lafayette office, effectiv… Already an INSIDER? Sign in.