Vallas & Arrison, PC

Vallas & Arrison, PC is a certified public accounting firm that handles individual and business tax preparation along with accounting, bookkeeping, and audit work. The firm says it has more than 50 years of experience in tax compliance and financial reporting, and it works with families, individuals, small businesses, and nonprofit organizations. Clients mention help with IRS audits, back taxes, and QuickBooks questions.

The office is in Littleton, Massachusetts, with a second office in Burlington, and the firm serves clients across Massachusetts and New Hampshire. Initial meetings are arranged by phone, and clients say calls and emails are usually returned promptly, including during the off-season. Thomas Arrison has run his own practice in Littleton since 1992.