Sierra Circuits, Inc. 401(k) Plan: Login, Facts & Contact Information

Sierra Circuits, Inc. 401(k) Plan Facts

Plan name
SIERRA CIRCUITS, INC. 401(K) PLAN
Plan type
401(k) with employer contributions and profit sharing
Plan sponsor
SIERRA CIRCUITS, INC.
Participants
760 (417 active employees)
Former employees with a balance
158
Plan assets
$30,943,714 at Dec 31, 2024
Average account balance
$56,467 across 548 accounts
Recordkeeper
Fidelity Investments Institutional
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Jan 1, 1996
✓ 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 Dec 19, 2025. Public filing with the U.S. Department of Labor.

Money in and out in plan year 2024

  • $2.49 million went into the plan in contributions.
  • $2.65 million was paid out to participants.
  • Investment and other income added $4.09 million.
  • Administrative expenses were $81,235, about $148 per account.

How the Sierra Circuits, Inc. 401(k) changed, 2019–2024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
2019570$16.0 million$719,558$460,960
2020613$19.7 million$793,973$1.55 million
2021643$24.8 million$875,335$990,814
2022714$22.5 million$874,214$1.83 million
2023757$26.5 million$775,445$2.83 million
2024760$30.9 million$0$2.65 million

Sierra Circuits, Inc. 401(k) Contact Information

Phone
408-735-7137
Mailing address
1098 WEST EVELYN AVE., #108, SUNNYVALE CA 94086
Plan sponsor
SIERRA CIRCUITS, INC.
Employer identification number (EIN)
77-0120789
Plan number
001

Questions about the Sierra Circuits, Inc. 401(k)

Does Sierra Circuits, Inc contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement.

Does the Sierra Circuits, Inc 401(k) have automatic enrollment?

Yes. The plan reports automatic enrollment of eligible employees.

How many people are in the Sierra Circuits, Inc 401(k) plan?

760 participants at the start of plan year 2024, 417 of them active employees, and 158 former employees who still had money in the plan.

What is the average 401(k) balance at Sierra Circuits, Inc?

About $56,467 per account: $30.9 million in plan assets across 548 accounts with a balance at the end of plan year 2024.

Who manages the Sierra Circuits, Inc 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 Sierra Circuits, Inc. 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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