Best Accountants in Groton, CT
24 firms listed · 4 in Groton · 4 open weekends · 18 rated 4.5+ · 1 shows a license
Data verified October 21, 2026
Austin & Macione Cpas
Hoyt, Filippetti & Malaghan
Halloran & Associates
Mikasa Financial Services Norwich
Cassidy A Whipple, CPA
The 24 firms listed for Groton, CT prepare accounts, statements and returns for businesses and individuals. What each says about its services and software comes from its own website; ratings and quotes come from public reviews.

Area overview: Groton, CT
Of the 24 firms we list here, 4 are in Groton itself and 20 come from towns including Westerly, RI (4, 12 mi), Norwich (3, 13 mi) and Mystic (2, 4 mi). 21 of the firms on this page have a rating, from 4.0 to 5.0 across 211 reviews; 1 has 50 or more reviews and 18 are rated 4.5 or higher. 4 are open on Saturdays and 1 on Sundays. The services the firms on this page list most often on their websites are business services (5), tax services (5), services for individuals (3), audits - reviews - compilations (2) and bank financing (2). 1 shows a license on its website. Domain records put 16 websites of the firms on this page at ten or more years old; the oldest dates from 1998. 3 offer payment plans; 3 offer a free initial consultation and 1 is family- or locally-owned. 1 has Spanish-speaking staff. We have a website on file for 21 of the firms on this page; 18 publish a contact page; 16 list a public email and 1 takes bookings online. We count these figures across the firms on this page; distances are straight-line, and hours and prices change, so confirm the details with the firm before you book a consultation.
Why are accounting firms outside Groton listed on this page?
Inside Groton itself the count is 4 of the 24 firms. The remainder come from other towns within 35 mi. Accounting work travels well, so the relevant question is usually state and industry rather than distance. Distances are straight-line.