Find an old Dema Engineering 401(k)

Who to contact about an account in each of the 2 Dema Engineering plans, from the filings. Free, no sign-up, no Social Security number.

Dema Engineering Co. 401k Plan

Dema Engineering Co. · Plan 334 · EIN 43-0721397 · Saint Louis, MO

Active · plan year 2024 filing401(k)
Plan administratorDema Engineering Co.
10020 Big Bend Rd, Saint Louis, MO 63122-6422
Form 5500 ↗
Recordkeeper (who holds the accounts)Principal Life Insurance CompanySchedule C ↗
Former employees with balances19 separated participants still had money in the planForm 5500 ↗

Dema Engineering Co. Union 401(k) Plan

Dema Engineering Co. · Plan 335 · EIN 43-0721397 · St Louis, MO

Active · plan year 2025 filing401(k)
Plan administratorDema Engineering Co.
10020 Big Bend Rd, St Louis, MO 63122
Form 5500 ↗
Recordkeeper (who holds the accounts)Not listed on Schedule C (small plans often don't file one)

Dema Engineering 401(k) match, vesting and fees →

Found it? Your options

Leave itOften allowed if your balance is over $7,000. You keep the plan's investments and fees.
Move it to your new job's planIf the new plan accepts roll-ins. Ask the new plan's recordkeeper.
Roll it into an IRAMore investment choices, and you control it. A direct rollover avoids withholding and penalties.
Cash outUsually taxed, plus a 10% penalty if you are under 59½.

General information, not financial or tax advice. Rules depend on your plan and situation.

How to track down the account

  1. Call the plan administrator or recordkeeper listed on the filing. Have your name, Social Security number and dates of employment ready.
  2. If the plan terminated, ask the administrator where balances went (another plan, an IRA provider, or a state unclaimed-property office).
  3. Over 65? Also check the Department of Labor's Retirement Savings Lost and Found database.

Common questions

How do I find my old Dema Engineering 401(k)?

Contact the plan administrator listed on the plan's Form 5500 filing: Dema Engineering Co., (314) 966-3533. The accounts are held by the recordkeeper, Principal Life Insurance Company. Have your Social Security number and dates of employment ready.

What is the Dema Engineering 401(k) phone number?

The plan administrator phone number on the plan year 2024 filing is (314) 966-3533.

Contacts are as filed on each plan's latest Form 5500 and may be out of date. PlanFacts is not affiliated with Dema Engineering and does not hold accounts. Not financial advice. Report a correction