Marin Sanitary Service 401(k) match, vesting and fees

Plan year 2024 filingSonoma Marin 401(k) Plan · Plan 002 · EIN 94-1520192Updated Oct 2026

What Marin Sanitary Service's 401(k) plan says about matching contributions

The match terms have not been published from this plan's filing yet.
The plan year 2024 filing reports $1.5M in employer contributions, about $7,242 per participant. That total includes any match and profit-sharing; it is not a match formula. Plan year 2024 Form 5500 ↗
$195,816
Average account balance
220
Participants (end of year)
$40.7M
Plan assets (end of year)
0.39%
Admin expenses ÷ assets

Plan features

Match, vesting and enrollment details have not been published from this plan's audit report yet. The figures below come from the structured filing.

RecordkeeperAmerican Trust CompanySchedule C ↗
Independent auditorGreengrowth Cpa (unmodified opinion, limited scope)Schedule H ↗
Plan type and status401(k) · ActiveForm 5500 ↗

How the plan compares

Plan year 2024 medians for 1,446 defined-contribution plans in administrative, support and waste management services with 100 to 499 participants.

Marin Sanitary Service: employer contribution per participant$7,242
Peer median$1,495
Marin Sanitary Service: average balance$195,816
Peer median$34,563
Marin Sanitary Service: admin expenses ÷ assets0.39%
Peer median0.51%

Admin expenses are the plan's reported administrative expenses divided by its assets; they do not include fund expense ratios.

Plan history

Plan assets went from $33.3M at the end of plan year 2021 to $40.7M at the end of plan year 2024.

$33.3M2021$30.5M2022$36M2023$40.7M2024
End-of-year figures from each plan year's Form 5500 filing for the Marin Sanitary Service plan.
Plan yearParticipantsAssetsEmployer contributionsPer participantAdmin expense ratioMatch formulaFiling
2024220$40.7M$1.5M$7,2420.39%Not publishedForm 5500 ↗
2023215$36M$1.4M$6,8200.38%Not publishedForm 5500 ↗
2022215$30.5M$1.3M$6,3140.39%Not publishedForm 5500 ↗
2021219$33.3M$1.2M$6,0700.39%Not publishedForm 5500 ↗

Common questions

Does Marin Sanitary Service match 401(k) contributions?

The match terms for the Sonoma Marin 401(k) Plan have not been published from its filing yet. The plan year 2024 filing reports $1.5M in employer contributions, about $7,242 per participant. That total includes any match and profit-sharing; it is not a match formula.

When is the Marin Sanitary Service 401(k) match vested?

The vesting schedule for the Sonoma Marin 401(k) Plan is not in the data published so far. Your Summary Plan Description states it.

Who manages the Marin Sanitary Service 401(k)?

The recordkeeper listed on Schedule C of the plan year 2024 filing is American Trust Company. The plan administrator is Marin Sanitary Service, Inc..

I left Marin Sanitary Service. How do I find my old 401(k)?

Your account stays in the plan until you move it. Contact the plan administrator (Marin Sanitary Service, Inc., (415) 458-5516) or the recordkeeper, American Trust Company. The Marin Sanitary Service old 401(k) page lists the contacts from every plan filing. Find an old Marin Sanitary Service 401(k)

Data from the public Form 5500 annual reports Marin Sanitary Service filed with the U.S. Department of Labor (plan years 2021 and 2022 and 2023 and 2024) and, where noted, the attached independent auditor's report. Plan terms may have changed since the filing; check your current Summary Plan Description. PlanFacts is not affiliated with Marin Sanitary Service. Not financial advice. Report a correction · Methodology