Best CPAs in Portland, ME
24 firms listed · 11 in Portland · 2 open weekends · 14 rated 4.5+
Data verified October 21, 2026
Davidson Associates
David G Brimmer & Associates
Dufour Tax Group
Eshelman Accounting Services
Runyon Kersteen Ouellette
The 24 firms listed for Portland, ME are accounting practices that serve businesses and organizations. What each states about its CPA license and assurance work comes from its own website; ratings and quotes come from public reviews.

Area overview: Portland, ME
11 of the 24 firms we list are based in Portland; the other 13 serve Portland from towns including Saco (15 mi), Scarborough (6 mi) and South Portland (4 mi). 18 of the firms on this page have a rating, from 3.9 to 5.0 across 64 reviews; 14 are rated 4.5 or higher. 2 are open on Saturdays. The services the firms on this page list most often on their websites are tax services (4), business advisory (2), employee benefit plans (2), meet the staff (2) and previous newsletters (2). 9 have a BBB rating of A or A+. 21 have ten or more years of experience, the longest 65 years. 1 offers remote or virtual consultations; 2 offer payment plans; 1 offers a free initial consultation; 1 is family- or locally-owned and 1 lists coupons or special offers. We have a website on file for all 24 of the firms on this page; 22 publish a contact page and 17 list a public email. 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.
Which CPA firms listed for Portland list their assurance services?
Website details are held for all 24 firms on this page. Most name the engagement types they perform and the industries they serve, which is the quickest way to see whether audit work is core business or an occasional job for them.
Petracca Group
- Financial
Honeck & O'Toole: Busby Kelly, JD, CPA
Slate Consulting
- Price
- Team
Albin, Randall & Bennett
Filler & Associates
Pelletier Chase & Associates
RHR Smith & Company, Cpa's
Milliken Perkins & Brunelle
- Price


