Trinet Hr Iii, Inc. 401(k) Plan: Login, Facts & Contact Information

Trinet Hr Iii, Inc. 401(k) Plan Facts

Plan name
TRINET 401(K) PLAN
Plan type
401(k) with employer contributions and profit sharing
Plan sponsor
TRINET HR III, INC.
Participants
249,207 (209,337 active employees)
Former employees with a balance
10,453
Plan assets
$8,710,441,603 at Dec 31, 2024
Average account balance
$424,279 across 20,530 accounts
Employer contributions
$385,511,552 in plan year 2024 (21% of all contributions)
Recordkeeper
Empower Annuity Ins. Company
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Jan 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 Oct 14, 2025. Public filing with the U.S. Department of Labor.

Money in and out in plan year 2024

  • $1.88 billion went into the plan in contributions, $385.5 million of it from the employer (21%).
  • $991.5 million was paid out to participants.
  • Investment and other income added $985.7 million.
  • Administrative expenses were $12.7 million, about $618 per account.

How the Trinet Hr Iii, Inc. 401(k) changed, 2019–2024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
2019192,469$4.05 billion$177.7 million$418.8 million
2020245,771$4.90 billion$208.6 million$490.9 million
2021282,972$5.92 billion$258.9 million$569.7 million
2022282,972$5.23 billion$357.6 million$703.3 million
2023270,372$7.03 billion$365.6 million$737.3 million
2024249,207$8.71 billion$385.5 million$991.5 million

Trinet Hr Iii, Inc. 401(k) Contact Information

Phone
888-874-6388
Mailing address
ONE PARK PLACE, SUITE 600, DUBLIN CA 94568
Plan sponsor
TRINET HR III, INC.
Employer identification number (EIN)
48-1304650
Plan number
334

Questions about the Trinet Hr Iii, Inc. 401(k)

Does Trinet Hr Iii, Inc contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement. In plan year 2024 the employer contributed $385.5 million, 21% of all contributions.

Does the Trinet Hr Iii, Inc 401(k) have automatic enrollment?

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

How many people are in the Trinet Hr Iii, Inc 401(k) plan?

249,207 participants at the start of plan year 2024, 209,337 of them active employees, and 10,453 former employees who still had money in the plan.

What is the average 401(k) balance at Trinet Hr Iii, Inc?

About $424,279 per account: $8.71 billion in plan assets across 20,530 accounts with a balance at the end of plan year 2024.

Who manages the Trinet Hr Iii, Inc 401(k) accounts?

Empower (listed on the filing as EMPOWER ANNUITY INS. COMPANY) is the plan's recordkeeper, which is where participants log in to see their balance.

I no longer work at Trinet Hr Iii, Inc. How do I access my 401(k)?

Your account stays with Empower 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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