Plumb

Find reviews of a CPA firm

Who reviews a CPA firm, and can you trust them?

Plumb does not review a CPA firm itself. We tell you which sites do, and grade each on the one thing that decides whether to believe it: how independent and evidence-based the ranking is.

Grade Review site Independence30%Evidence basis30%Method transparency20%Conflict disclosure10%Manipulation resistance10%
1 B
INSIDE Public Accounting (IPA 400/500) High Scoring Confidence Ratings & rankings
Grades: its revenue league table of CPA firms
Honest about what it is: a revenue league table. Just do not mistake bigger for better.
42443
2 B-
Accounting Today Top 100 Firms High Scoring Confidence Ratings & rankings
Grades: its revenue ranking of the largest accounting firms
A trade-press revenue ranking with good commentary. Size, not quality.
42343
3 C+
Vault (Most Prestigious Accounting Firms) High Scoring Confidence Ratings & rankings
Grades: its prestige ranking of accounting firms
Independent and transparent, but it measures reputation, not whether the work is any good.
41343
4 C+
Clutch High Scoring Confidence Directory / lead-gen
Grades: its agency and firm rankings and 'Leaders Matrix' awards
Verified client reviews are real, but sponsors can buy their way to the top of the list.
23333
5 C
Forbes "America’s Most Recommended Tax & Accounting Firms" High Scoring Confidence Ratings & rankings
Grades: its survey-based ranking of tax and accounting firms
A popularity poll of peers and clients. They renamed it from "Best" to "Most Recommended" for a reason.
31322
6 C-
Expertise.com High Scoring Confidence Directory / lead-gen
Grades: its 'best [pro] in [city]' lists
A tidy 'best local pro' badge that its own contract says you can pay to wear.
12332
7 D+
UpCity High Scoring Confidence Directory / lead-gen
Grades: its local-B2B provider rankings and 'Recommendability Rating'
Pay UpCity or you may not get listed at all; the 'Top 30' is a pay-to-play order.
12222

These are the sites that review a CPA firm (and the rest of the accounting & tax firms). Columns are the five rubric dimensions, scored 0-5, with each column's weight shown in its header (independence and evidence carry the most). See the full methodology.

All accounting & tax firms → | Find another product or service