Seiler Instrument & Manufacturing Co. Inc. 401(k) Plan: Login, Facts & Contact Information

Seiler Instrument & Manufacturing Co. Inc. 401(k) Plan Facts

Plan name
SEILER INSTRUMENT & MANUFACTURING CO. INC. 401K PLAN
Plan type
401(k) with employer contributions and profit sharing
Plan sponsor
SEILER INSTRUMENT & MANUFACTURING CO. INC.
Participants
274 (236 active employees)
Former employees with a balance
47
Plan assets
$26,246,655 at Dec 31, 2024
Average account balance
$99,044 across 265 accounts
Employer contributions
$304,371 in plan year 2024 (19% of all contributions)
Recordkeeper
Ekon Benefits
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Jan 1, 1992
✓ 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

  • $1.61 million went into the plan in contributions, $304,371 of it from the employer (19%).
  • $968,447 was paid out to participants.
  • Investment and other income added $3.61 million.
  • Administrative expenses were $3,692, about $14 per account.

How the Seiler Instrument & Manufacturing Co. Inc. 401(k) changed, 2019–2024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
2019183$15.5 million$131,780$263,801
2020217$18.0 million$147,019$1.17 million
2021246$20.3 million$196,185$2.18 million
2022256$17.3 million$182,778$864,434
2023259$22.0 million$211,016$1.03 million
2024274$26.2 million$304,371$968,447

Seiler Instrument & Manufacturing Co. Inc. 401(k) Contact Information

Phone
314-218-6392
Mailing address
3433 TREE COURT INDUSTRIAL BLVD, ST LOUIS MO 63122
Plan sponsor
SEILER INSTRUMENT & MANUFACTURING CO. INC.
Employer identification number (EIN)
43-0707162
Plan number
002

Questions about the Seiler Instrument & Manufacturing Co. Inc. 401(k)

Does Seiler Instrument & Manufacturing Co. Inc contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement. In plan year 2024 the employer contributed $304,371, 19% of all contributions.

Does the Seiler Instrument & Manufacturing Co. Inc 401(k) have automatic enrollment?

Yes. The plan reports automatic enrollment of eligible employees.

How many people are in the Seiler Instrument & Manufacturing Co. Inc 401(k) plan?

274 participants at the start of plan year 2024, 236 of them active employees, and 47 former employees who still had money in the plan.

What is the average 401(k) balance at Seiler Instrument & Manufacturing Co. Inc?

About $99,044 per account: $26.2 million in plan assets across 265 accounts with a balance at the end of plan year 2024.

Who manages the Seiler Instrument & Manufacturing Co. Inc 401(k) accounts?

EKON BENEFITS is the plan's recordkeeper, which is where participants log in to see their balance.

I no longer work at Seiler Instrument & Manufacturing Co. Inc. How do I access my 401(k)?

Your account stays with EKON BENEFITS 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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