Thunder Valley Casino 401(k) Plan: Login, Facts & Contact Information

Thunder Valley Casino 401(k) Plan Facts

Plan name
THUNDER VALLEY CASINO 401(K) RETIREMENT PLAN
Plan type
401(k) with employer contributions
Plan sponsor
THUNDER VALLEY CASINO
Participants
2,540 (2,252 active employees)
Former employees with a balance
374
Plan assets
$84,032,083 at Dec 31, 2024
Average account balance
$39,863 across 2,108 accounts
Employer contributions
$3,258,046 in plan year 2024 (33% of all contributions)
Recordkeeper
Transamerica Retirement Solutions
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
May 1, 2003
✓ 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 Sep 27, 2025. Public filing with the U.S. Department of Labor.

Money in and out in plan year 2024

  • $9.78 million went into the plan in contributions, $3.26 million of it from the employer (33%).
  • $9.04 million was paid out to participants.
  • Investment and other income added $10.4 million.
  • Administrative expenses were $235,517, about $112 per account.

How the Thunder Valley Casino 401(k) changed, 2019–2024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
20192,630$52.3 million$1.39 million$4.55 million
20201,614$59.4 million$2.09 million$7.97 million
20212,316$71.4 million$2.53 million$4.97 million
20222,013$58.2 million$2.71 million$8.54 million
20232,934$73.1 million$2.80 million$6.11 million
20242,540$84.0 million$3.26 million$9.04 million

Thunder Valley Casino 401(k) Contact Information

Phone
916-408-8284
Mailing address
1200 ATHENS AVENUE, LINCOLN CA 95648
Plan sponsor
THUNDER VALLEY CASINO
Employer identification number (EIN)
57-1136913
Plan number
001

Questions about the Thunder Valley Casino 401(k)

Does Thunder Valley Casino contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement. In plan year 2024 the employer contributed $3.26 million, 33% of all contributions.

Does the Thunder Valley Casino 401(k) have automatic enrollment?

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

How many people are in the Thunder Valley Casino 401(k) plan?

2,540 participants at the start of plan year 2024, 2,252 of them active employees, and 374 former employees who still had money in the plan.

What is the average 401(k) balance at Thunder Valley Casino?

About $39,863 per account: $84.0 million in plan assets across 2,108 accounts with a balance at the end of plan year 2024.

Who manages the Thunder Valley Casino 401(k) accounts?

Transamerica (listed on the filing as TRANSAMERICA RETIREMENT SOLUTIONS) is the plan's recordkeeper, which is where participants log in to see their balance.

I no longer work at Thunder Valley Casino. How do I access my 401(k)?

Your account stays with Transamerica 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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