Sumner & Naujokaite Cpa's
“Indre was super helpful, quick to respond, and answered all of my questions!”
Best CPAs in Waltham, MA
15 firms listed · 4 in Waltham · 3 open weekends · 13 rated 4.5+
Data verified October 21, 2026
Newburg | CPA
“As a business attorney, I often get asked to recommend CPAs and I can't speak highly enough of the team at Newburg.”
Dimauro Anthony M
“He shows extreme knowledge in his profession and is willing to answer any and all questions without making you feel foolish.”
Vocatura & Spagnuolo
Pay Minimum Tax
“You get service, insight on the constant changes in the subject of tax, and courteous service.”
Simon Cpas
“Always a pleasure to work with Simon CPAs — friendly, helpful and quick to help!”
The 15 firms listed for Waltham, MA 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: Waltham, MA
4 of the 15 firms we list are based in Waltham; the other 11 serve Waltham from towns including Woburn (8 mi), Boston (9 mi) and Cambridge (6 mi). 14 of the firms on this page have a rating, from 4.3 to 5.0 across 859 reviews; 9 have 50 or more reviews and 13 are rated 4.5 or higher. The topics that come up most in reviews of the firms on this page are "communication", "knowledge" and "trust". 2 are open on Saturdays and 3 on Sundays. 5 have a BBB rating of A or A+. Domain records put 8 websites of the firms on this page at ten or more years old; the oldest dates from 1997. 2 offer payment plans and 4 offer a free initial consultation. We have a website on file for 14 of the firms on this page; 13 publish a contact page; 11 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 practices outside Waltham shown here?
The firms holding an address in Waltham number 4 of the 15 here. The rest come from other towns within 15 mi. Assurance work spans a region comfortably, so sector experience usually outweighs the drive. Distances are straight-line.
James P. Moriarty, CPA
“He is Extremely knowledgeable, patient with things I did not understand, and the team is welcoming when I have to drop in.”
Hajiani CPA
“With valuable insight into best practices, accounting methods and PPP loan application processes, my stress levels as a sole proprietor - navigating both taxes and a pandemic - has been greatly reduced.”
Schwartz & Schwartz
“We've worked with Andrew Schwartz for many years (we are psychologists in private practice) and have had a consistently excellent experience.”
Miller CPA
“Across many multiple stock plans, through home ownership, and even welcoming a new baby, David and his team were quick and thorough with our taxes.”
Ash Wasilidas, CPA Firm
“Ash prepared our 2017 taxes, the taxes were quickly and expertly preparedf.”
Rakatansky CPA
“I would suggest Rakatansky CPA to anyone looking for a trusted and qualified personal or business accounting firm.”
DWA & Company, Cpas
“Nicholas is consistently responsive to every inquiry, proving himself to be a reliable and invaluable partner for any professional or personal accounting needs.”
Anomaly CPA
“Their level of sophistication, especially catered to specific needs of each different client (I send many of my friends to them), is unparalleled.”
Jacob I Zuber, CPA
“Friendly, easy to work with, generous, and very well-informed and informative.”
Why these companies made our list
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