Otto Engineering Incorporated 401(k) Plan: Login, Facts & Contact Information

Otto Engineering Incorporated 401(k) Plan Facts

Plan name
OTTO ENGINEERING, INC. 401(K) SAVINGS AND RETIREMENT PLAN
Plan type
401(k) with employer contributions and profit sharing
Plan sponsor
OTTO ENGINEERING, INC.
Participants
647 (533 active employees)
Former employees with a balance
94
Plan assets
$68,498,779 at Dec 31, 2024
Average account balance
$129,979 across 527 accounts
Employer contributions
$1,345,991 in plan year 2024 (31% of all contributions)
Recordkeeper
Empower Annuity Insurance Company O
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Jan 1, 1988
✓ 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 7, 2025. Public filing with the U.S. Department of Labor.

Money in and out in plan year 2024

  • $4.41 million went into the plan in contributions, $1.35 million of it from the employer (31%).
  • $2.54 million was paid out to participants.
  • Investment and other income added $9.00 million.
  • Administrative expenses were $90,934, about $173 per account.

How the Otto Engineering Incorporated 401(k) changed, 2019–2024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
2019546$45.0 million$1.06 million$1.76 million
2020583$53.4 million$1.00 million$1.56 million
2021564$58.8 million$1.10 million$5.95 million
2022554$47.1 million$1.16 million$4.57 million
2023603$57.7 million$1.19 million$2.47 million
2024647$68.5 million$1.35 million$2.54 million

Otto Engineering Incorporated 401(k) Contact Information

Phone
847-428-7171
Mailing address
2 E MAIN ST,, CARPENTERSVILLE IL 60110
Plan sponsor
OTTO ENGINEERING, INC.
Employer identification number (EIN)
36-2538513
Plan number
001

Questions about the Otto Engineering Incorporated 401(k)

Does Otto Engineering Incorporated contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement. In plan year 2024 the employer contributed $1.35 million, 31% of all contributions.

Does the Otto Engineering Incorporated 401(k) have automatic enrollment?

No. The plan does not report automatic enrollment; employees enroll themselves.

How many people are in the Otto Engineering Incorporated 401(k) plan?

647 participants at the start of plan year 2024, 533 of them active employees, and 94 former employees who still had money in the plan.

What is the average 401(k) balance at Otto Engineering Incorporated?

About $129,979 per account: $68.5 million in plan assets across 527 accounts with a balance at the end of plan year 2024.

Who manages the Otto Engineering Incorporated 401(k) accounts?

Empower (listed on the filing as EMPOWER ANNUITY INSURANCE COMPANY O) is the plan's recordkeeper, which is where participants log in to see their balance.

I no longer work at Otto Engineering Incorporated. How do I access my 401(k)?

Your account stays with Empower 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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