Find an old Siltronic 401(k)

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

Siltronic Corporation Savings Plan

Siltronic Corporation · Plan 005 · EIN 94-2518330 · Portland, OR

Active · plan year 2025 filing401(k)
Plan administratorSiltronic Corporation
7200 N W Front Avenue, Portland, or 97210-3676
Form 5500 ↗
Recordkeeper (who holds the accounts)T Rowe Price Rps IncSchedule C ↗
Former employees with balances282 separated participants still had money in the planForm 5500 ↗

Siltronic Corporation Pension Plan

Siltronic Corporation · Plan 006 · EIN 94-2518330 · Portland, OR

Active · plan year 2024 filingPension (defined benefit)
Plan administratorSiltronic Corporation
7200 NW Front Avenue, Portland, or 97210
Form 5500 ↗
Recordkeeper (who holds the accounts)Not listed on Schedule C (small plans often don't file one)
Former employees with balances215 separated participants still had money in the planForm 5500 ↗

Siltronic 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 Siltronic 401(k)?

Contact the plan administrator listed on the plan's Form 5500 filing: Siltronic Corporation, (503) 219-7803. The accounts are held by the recordkeeper, T Rowe Price Rps Inc. Have your Social Security number and dates of employment ready.

What is the Siltronic 401(k) phone number?

The plan administrator phone number on the plan year 2025 filing is (503) 219-7803.

Contacts are as filed on each plan's latest Form 5500 and may be out of date.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