#1Hillberg & Company, CPAS
Serves this area from Turlock, CA (52 mi)
401(k) & Benefit Plan Audit Firms in Mariposa County, CA
The top-ranked benefit plan audit firms serving Mariposa County, CA are Hillberg & Company, CPAS, Atherton & Associates, LLP and Atherton & Associates, LLP. We list 5 benefit plan audit firms serving Mariposa County, CA. 5 of the providers shown match an active record from U.S. Department of Labor, checked on the date shown. Rankings follow our published methodology; sponsored placements never change rank.
401(k) & Benefit Plan Audit Firms serving Mariposa County, CA. 5 providers, 5 of the top 5 verified against federal or state records. Registry records checked on 2026-11-04.
Top 5 ranked benefit plan audit firms for Mariposa County
| # | Provider | Verified records | Based in | Phone |
|---|---|---|---|---|
| 1 | Hillberg & Company, CPAS | Named auditor on 5 Form 5500 benefit plan filings (plan year 2024) | Turlock, CA (52 mi) | (209) 667-2406 |
| 2 | Atherton & Associates, LLP | Named auditor on 2 Form 5500 benefit plan filings (plan year 2024) | Modesto, CA (59 mi) | (209) 577-4800 |
| 3 | Atherton & Associates, LLP | Named auditor on 30 Form 5500 benefit plan filings (plan year 2024) | Modesto, CA (59 mi) | (209) 577-4800 |
| 4 | Grimbleby Coleman Advisors & Accoun | Named auditor on 7 Form 5500 benefit plan filings (plan year 2024) | Modesto, CA (60 mi) | (209) 527-4220 |
| 5 | Priest Amistadi | Named auditor on 6 Form 5500 benefit plan filings (plan year 2024) | Modesto, CA (60 mi) | — |
#2Atherton & Associates, LLP
Serves this area from Modesto, CA (59 mi)#3Atherton & Associates, LLP
Serves this area from Modesto, CA (59 mi)#4Grimbleby Coleman Advisors & Accoun
Serves this area from Modesto, CA (60 mi)#5Priest Amistadi
Serves this area from Modesto, CA (60 mi)· Website
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Frequently asked questions
How many benefit plan audit firms serve Mariposa County?
We list 5 benefit plan audit firms serving Mariposa County, CA: 0 based there and 5 serving it from nearby. 5 of the top 5 match an active federal or state record, checked on 2026-11-04.
Which benefit plan audit firms serve Mariposa County?
The top-ranked benefit plan audit firms serving Mariposa County, CA are Hillberg & Company, CPAS, Atherton & Associates, LLP, Atherton & Associates, LLP, Grimbleby Coleman Advisors & Accoun and Priest Amistadi. The full ranked list, with the official records each provider matched, is on this page.
Which benefit plan audit firms serving Mariposa County are verified against official records?
5 of the top 5 match an active official record: Hillberg & Company, CPAS (U.S. Department of Labor), Atherton & Associates, LLP (U.S. Department of Labor), Atherton & Associates, LLP (U.S. Department of Labor), Grimbleby Coleman Advisors & Accoun (U.S. Department of Labor) and Priest Amistadi (U.S. Department of Labor). Each badge links to the official record it matched.
How are these companies ranked?
By our published methodology: verified registrations, documented capabilities, years registered and responsiveness. Sponsored placements are shown separately and never affect rank.
What does "Verified" mean on this page?
"Verified" means we matched the provider to an active official record on the date shown; each badge links to that record. The absence of a badge only means we have not verified that item.
When does a 401(k) plan need an audit?
Generally when a plan has 100 or more participants with account balances at the start of the plan year; Form 5500 must then include an independent qualified public accountant's report. Confirm with your plan advisor.
"Verified" means we matched the provider to an active official record on the date shown. The absence of a badge only means we have not verified that item. How we rank and verify. Page updated .
Communities served
Lake Don Pedro, Mariposa, Greeley Hill, Catheys Valley, Bootjack, Midpines, El Portal, Yosemite Valley, Bear Valley, Mt. Bullion, Coulterville, Wawona, Fish Camp, Yosemite West, Hornitos, Buck Meadows, Foresta