AECOM 401(k) match, vesting and fees

Plan year 2024 filingAecom Retirement & Savings Plan · Plan 055 · EIN 61-1088522Updated Oct 2026

What AECOM's 401(k) plan says about matching contributions

The match terms have not been published from this plan's filing yet.
The plan year 2024 filing reports $49.7M in employer contributions, about $1,581 per participant. That total includes any match and profit-sharing; it is not a match formula. Plan year 2024 Form 5500 ↗
$215,518
Average account balance
32,344
Participants (end of year)
$6.8B
Plan assets (end of year)
0.02%
Admin expenses ÷ assets

Plan features

Match, vesting and enrollment details have not been published from this plan's audit report yet. The figures below come from the structured filing.

RecordkeeperMerrill Lynch, Pierce, Fenner and SSchedule C ↗
Independent auditorEide Bailly LLP (unmodified opinion)Schedule H ↗
Plan type and status401(k) · ActiveForm 5500 ↗
Late participant contributionsReported on the filingSchedule H ↗

How the plan compares

Plan year 2024 medians for 94 defined-contribution plans in professional, scientific, and technical services with 10,000 to 49,999 participants.

AECOM: employer contribution per participant$1,581
Peer median$2,636
AECOM: average balance$215,518
Peer median$138,100
AECOM: admin expenses ÷ assets0.02%
Peer median0.05%

Admin expenses are the plan's reported administrative expenses divided by its assets; they do not include fund expense ratios.

Plan history

Plan assets went from $6.2B at the end of plan year 2023 to $6.8B at the end of plan year 2024.

$6.2B2023$6.8B2024
End-of-year figures from each plan year's Form 5500 filing for the AECOM plan.
Plan yearParticipantsAssetsEmployer contributionsPer participantAdmin expense ratioMatch formulaFiling
202432,344$6.8B$49.7M$1,5810.02%Not publishedForm 5500 ↗
202334,502$6.2B$47.9M$1,4250.02%Not publishedForm 5500 ↗

Other AECOM plans (1)

Each plan files its own Form 5500. Figures are from each plan's latest filing.

Aecom Pension Plan

Plan 004 · EIN 61-1088522 · plan year 2024 filing
$53,373
Average account balance
1,816
Participants (end of year)
$96.9M
Plan assets (end of year)
1.51%
Admin expenses ÷ assets

Plan features

Match, vesting and enrollment details have not been published from this plan's audit report yet. The figures below come from the structured filing.

Independent auditorEide Bailly LLP (unmodified opinion, limited scope)Schedule H ↗
Plan type and statusPension (defined benefit) · FrozenForm 5500 ↗

Common questions

Does AECOM match 401(k) contributions?

The match terms for the Aecom Retirement & Savings Plan have not been published from its filing yet. The plan year 2024 filing reports $49.7M in employer contributions, about $1,581 per participant. That total includes any match and profit-sharing; it is not a match formula.

When is the AECOM 401(k) match vested?

The vesting schedule for the Aecom Retirement & Savings Plan is not in the data published so far. Your Summary Plan Description states it.

Who manages the AECOM 401(k)?

The recordkeeper listed on Schedule C of the plan year 2024 filing is Merrill Lynch, Pierce, Fenner and S. The plan administrator is Aecom.

I left AECOM. How do I find my old 401(k)?

Your account stays in the plan until you move it. Contact the plan administrator (Aecom, (972) 788-1000) or the recordkeeper, Merrill Lynch, Pierce, Fenner and S. The AECOM old 401(k) page lists the contacts from every plan filing. Find an old AECOM 401(k)

Data from the public Form 5500 annual reports AECOM filed with the U.S. Department of Labor (plan years 2023 and 2024) and, where noted, the attached independent auditor's report. Plan terms may have changed since the filing; check your current Summary Plan Description. PlanFacts is not affiliated with AECOM. Not financial advice. Report a correction · Methodology