Trinet HR III 401(k) Plan

Dublin, California

Trinet HR III 401K plan details: employer match info, participant login access, withdrawal options, and full plan review. 2026 data with contacts,...

401(k) QualifiedEmployer MatchMoney PurchaseTop EmployerCAProfessional & Technical Services
Overall Rating
3.8/5
249 ratings
Active Participants
209,337
Total Plan Assets
$8.7B
▲ 23.9% YoY
Avg. Balance per Participant
$42K
Number of Plans
1

Plan Analysis

Trinet HR III, in the Professional & Technical Services sector and headquartered in California, manages a 401(k) program with $8.7B in total plan assets across 209,337 active participants, established 21 years ago. The plan saw strong asset growth of 23.9% year-over-year, significantly outpacing the typical 401(k) plan. The average participant balance of $42K is near the national median, typical for a large-employer plan. The employer contributed an average of $1,842 per active participant, equivalent to 8% of the 2026 employee deferral limit. Participants contributed an average of $5,578 each through employee deferrals. Distributions totaled $991.5M (11% of assets), reflecting normal retirement and separation activity.

How Trinet HR III Compares

Comparison against 284 employer 401(k) plans in our database

Metric Trinet HR III Database Median Comparison
Avg. Balance per Participant $42K $140K ▼ 70% below median
Employer Contribution per Participant $2K $3K ▼ 47% below median
YoY Asset Growth 23.9% 12.9% ▲ Above median
Total Assets vs. Professional & Technical Services Sector $8.7B $6.5B ▲ 34% above sector median

Contact Information

Plan Sponsor

TRINET HR III, INC.

(888) 874-6388

ONE PARK PLACE, SUITE 600, DUBLIN, CA 94568

Filing Information

EIN: 48-1304650

Plan Effective Date: 2003-01-01

Source: DOL Form 5500 (Latest Filings)

2026 Contribution Limits for Trinet HR III 401(k)

Category Limit Details
Employee Deferral $24,500 Standard elective deferral limit for all participants
Catch-Up (Age 50+) +$8,000 Additional contributions for participants age 50 and over (total: $32,500)
Super Catch-Up (Age 60-63) +$11,250 SECURE 2.0 enhanced catch-up for ages 60-63 (total: $35,750)
Total Annual Additions (415 Limit) $72,000 Maximum combined employee + employer contributions
Compensation Cap $350,000 Maximum compensation considered for contributions
Trinet HR III Avg. Employee Deferral $5,578 23% of the $24,500 limit (based on latest Form 5500 filing)
Trinet HR III Avg. Employer Contribution $1,842 Employer contributes $385.5M total across 209,337 participants

Trinet HR III 401(k) Plan Details

Data from DOL Form 5500 (Latest Filings)

Plan Name Active Participants Total Assets Employer Contributions Participant Contributions 401(k)
TRINET 401(K) PLAN 209,337 $8.7B $385.5M $1.2B Yes

Plan Type Details

Primary Plan: TRINET 401(K) PLAN

Plan Types: DB (Fixed); DC (401(k)); DC (Money Purchase); DC (Target Benefit); DC (Other); Offset; DC (Matching); DC (SIMPLE 401(k)); 403(b); Custodial 403(b)(7); 457 Plan

Funded By: Trust Insurance

Financial Summary

MetricAmount
Total Assets (Beginning of Year)$7,029,692,551
Total Assets (End of Year)$8,710,441,603
Employer Contributions$385,511,552
Participant Contributions$1,167,772,408
Total Distributions$991,487,010
Total Income (Gains/Losses)$2,869,793,953
Total Expenses$1,019,525,418
Outstanding Participant Loans$79,104,902

Participant Breakdown

Active Participants
209,337
Total All Participants
238,170
Retired/Separated Receiving
18,380

Plan Review & Rating

Based on 249 plan data ratings and analysis

3.8
Match Generosity
3.9
Fund Options
3.6
Fees & Costs
3.7
Customer Service
3.9

Ratings are based on publicly available plan data, participant feedback, and industry benchmarks. Individual experience may vary. This is not financial advice. Data sourced from DOL Form 5500 filings.

People Also Ask About Trinet HR III 401(k)

The Trinet HR III 401(k) match competitiveness depends on the formula and vesting schedule. The plan shows $385.5M in total employer contributions across 209,337 participants ($1,842 per person). Compare it with industry averages where the typical employer match is between 3-6% of salary. Review the specific match percentage and vesting timeline with your HR department.

Vesting schedules determine when employer match contributions fully belong to you. Common schedules include immediate vesting, 3-year cliff vesting, or 6-year graded vesting. At Trinet HR III, with $385.5M in annual employer contributions across the plan, understanding your vesting timeline is critical before considering a job change. Contact Trinet HR III HR for the exact vesting schedule.

Withdrawals from your Trinet HR III 401(k) are generally available after age 59½, upon separation from service, disability, or financial hardship. The plan processed $991.5M in distributions during the last filing year. Early withdrawals before age 59½ may be subject to a 10% penalty plus income taxes. The Rule of 55 allows penalty-free withdrawals if you leave Trinet HR III at age 55 or older.

Yes, you can roll over your Trinet HR III 401(k) to a Traditional IRA (for pre-tax funds) or Roth IRA (for Roth 401(k) funds). With an average balance of $42K per participant, a direct rollover avoids the mandatory 20% withholding that applies to indirect rollovers. Contact your plan administrator or the receiving IRA custodian to initiate the transfer.

Many Fortune 500 companies, including Trinet HR III, have auto-enrollment features. With 209,337 active participants and $1.2B in annual employee deferrals, the plan demonstrates strong participation. Auto-enrollment typically starts at 3-6% of salary with annual escalation. You can opt out or change your contribution rate at any time through the plan provider portal.

Frequently Asked Questions

Trinet HR III offers an employer match through their 401(k) plan. According to the filing, the plan received $385.5M in employer contributions alongside $1.2B in participant deferrals. The exact match formula may vary by plan and employment status. Contact Trinet HR III HR or your plan administrator for the specific match formula applicable to your situation.

You can access your Trinet HR III 401(k) account through the plan provider's participant portal. The plan serves 209,337 active participants. If you're a current or former employee, use the login link above or contact the plan administrator at the phone number listed on this page. First-time users will need to register using their Social Security number and date of birth.

For 2026, Trinet HR III 401(k) participants can contribute up to $24,500 in employee deferrals. Participants aged 50+ can contribute an additional $8,000 in catch-up contributions (total $32,500). Those aged 60-63 can make super catch-up contributions of $11,250 (total $35,750). Currently, Trinet HR III participants contribute an average of $5,578 per year in employee deferrals. Employer contributions are separate from these limits.

Many Trinet HR III 401(k) plans offer loan provisions. As of the latest filing, Trinet HR III participants had $79.1M in outstanding loans (averaging $378 across participants with active loans). The IRS limits 401(k) loans to the lesser of $50,000 or 50% of your vested balance. With an average account balance of $42K in the Trinet HR III plan, the maximum potential loan amount for a fully vested participant would vary accordingly. Check with your plan administrator for specific loan terms.

When you leave Trinet HR III, you have several options for your 401(k): keep it in the plan (if the balance is over $7,000), roll it over to a new employer's plan, roll it to an IRA, or take a cash distribution (subject to taxes and potential penalties). In the most recent filing year, the plan processed $991.5M in distributions to departing or retired participants. Employer match contributions may be subject to a vesting schedule.

According to the most recent Form 5500 filing, the Trinet HR III 401(k) plan has 209,337 active participants managing $8.7B in plan assets. The average account balance is $42K per participant, and the plan was originally established on N/A.

Many major employers, including Trinet HR III, offer both traditional pre-tax and Roth after-tax 401(k) contribution options. Given that Trinet HR III participants average $5,578 in annual deferrals, choosing between Roth and traditional depends on whether you expect your tax bracket to be higher or lower in retirement. Contact the Trinet HR III plan administrator for availability.

The Trinet HR III 401(k) plan typically offers a range of investment options including target-date funds, index funds, actively managed funds, and potentially company stock. The plan generated $2.9B in total investment income during the last filing year. Log into your account to see current investment options and performance.

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Disclaimer: Information on this page is sourced from public DOL Form 5500 filings and is provided for educational purposes only. This is not financial, tax, or investment advice. Plan details may have changed since the last filing. Always consult your plan administrator, HR department, or a qualified financial advisor for the most current information about your 401(k) plan. 401K.is is not affiliated with Trinet HR III or their plan providers.

Last updated: February 2026 | Data source: DOL Form 5500 (Latest Filings) | Filed: 2025-10-14