Stanadyne Llc 401(k) Plan: Login, Facts & Contact Information

Stanadyne Llc 401(k) Plan Facts

Plan name
STANADYNE LLC SAVINGS PLUS PLAN
Plan type
401(k) with employer contributions and profit sharing
Plan sponsor
STANADYNE LLC
Participants
508 (418 active employees)
Former employees with a balance
393
Plan assets
$62,940,474 at Dec 31, 2024
Average account balance
$76,757 across 820 accounts
Employer contributions
$686,172 in plan year 2024 (24% of all contributions)
Recordkeeper
Fidelity Investments Institutional
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Feb 10, 1989
✓ Employer contributions✓ Automatic enrollment✓ Default investment for undecided participants✓ Participants choose their own investments— Self-directed brokerage window✓ Profit sharing— Company stock (ESOP)

Source: Form 5500 for plan year 2024 (Jan 1, 2024 – Dec 31, 2024), filed Oct 10, 2025. Public filing with the U.S. Department of Labor.

Money in and out in plan year 2024

  • $2.87 million went into the plan in contributions, $686,172 of it from the employer (24%).
  • $13.1 million was paid out to participants.
  • Investment and other income added $8.34 million.
  • Administrative expenses were $61,347, about $75 per account.

How the Stanadyne Llc 401(k) changed, 2019–2024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
2019830$62.6 million$790,979$7.48 million
2020811$61.6 million$490,117$13.6 million
2021708$62.3 million$448,926$9.54 million
2022601$46.5 million$430,869$6.11 million
2023543$48.3 million$434,795$9.00 million
2024508$62.9 million$686,172$13.1 million

Stanadyne Llc 401(k) Contact Information

Phone
860-525-0821
Mailing address
405 WHITE STREET, JACKSONVILLE SC 28546
Plan sponsor
STANADYNE LLC
Employer identification number (EIN)
22-2940378
Plan number
001

Questions about the Stanadyne Llc 401(k)

Does Stanadyne Llc contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement. In plan year 2024 the employer contributed $686,172, 24% of all contributions.

Does the Stanadyne Llc 401(k) have automatic enrollment?

Yes. The plan reports automatic enrollment of eligible employees.

How many people are in the Stanadyne Llc 401(k) plan?

508 participants at the start of plan year 2024, 418 of them active employees, and 393 former employees who still had money in the plan.

What is the average 401(k) balance at Stanadyne Llc?

About $76,757 per account: $62.9 million in plan assets across 820 accounts with a balance at the end of plan year 2024.

Who manages the Stanadyne Llc 401(k) accounts?

Fidelity NetBenefits (listed on the filing as FIDELITY INVESTMENTS INSTITUTIONAL) is the plan's recordkeeper, which is where participants log in to see their balance.

I no longer work at Stanadyne Llc. How do I access my 401(k)?

Your account stays with Fidelity NetBenefits after you leave, so you can log in with the same credentials. If your balance was small, the plan may have rolled it into an IRA in your name. If you can't find it, Beagle can locate it for you.

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