Aon Corporation
Updated Filing received by DOL
Aon Corporation, a finance & insurance employer in Atlanta, Georgia, reported 20,961 participants in its health and welfare plans for plan year 2024. Its Form 5500 shows $5.0M in insurance premiums across 50 contracts and $2.8M in broker commissions and fees. The plan is a mix of insured and self-funded coverage. The Department of Labor received an amended filing on March 22, 2026; the original filing date is not in the public dataset.
Who was paid on Aon Corporation's plan
Schedule A, Part I lists each broker or agent paid on each insurance contract and the amount. Totals below add every contract Aon Corporation filed for 2024.
| Broker or agent | Commissions | Fees | Total | Contracts |
|---|---|---|---|---|
| Aon · Chicago, IL | $1,263,894 | $489,106 | $1,753,000 | 44 |
| Custom Benefit Programs Inc · Hammonton, NJ | $738,860 | $3,090 | $741,950 | 2 |
| Hewitt Ins Brokerage LLC · Chicago, IL | $167,921 | $0 | $167,921 | 4 |
| Hewitt Insurance Brokerage LLC · Chicago, IL | $119,642 | $7,328 | $126,970 | 4 |
| Jennifer N Buck · Pecatonica, IL | $16,459 | $0 | $16,459 | 1 |
| Jennifer Buck · Pecatonica, IL | $9,245 | $0 | $9,245 | 2 |
Source: DOL Form 5500 Schedule A, Part I (broker commissions and fees), plan year 2024, as published in EBSA's 2024 "Latest" dataset. Part I names whoever the carrier paid, which can be a firm or an individual agent; both are public record. Amounts exclude pay from carriers not tied to a listed contract.
Insurance contracts and carriers
The 24 largest of 50 contracts reported on Schedule A: carrier, what it covers, people covered at year end, earned premium, and broker compensation.
Source: DOL Form 5500 Schedule A, plan year 2024. Self-funded medical coverage has no premium; amounts shown for it are stop-loss or administrative contracts.
How Aon Corporation compares
Medians across employers for plan year 2024, the most recent complete year. Commission rates use fully insured medical contracts only; dollar medians use every employer that disclosed broker pay.
Not computable: no insured medical premium on the filing.
Premium per covered person on medical contracts: $11,915 a year (national median $7,274).
Source: BenefitsLedger benchmarks from 58,547 employer health plans with 100 or more participants, plan year 2024. Methodology.
Year over year
| 2023 | 2024 | Change | |
|---|---|---|---|
| Participants | 20,930 | 20,961 | +0.1% |
| Premiums filed | $4,333,512 | $5,012,743 | not comparable |
| Broker commissions + fees | $1,534,104 | $2,815,545 | +83.5% |
| Commission rate | — | — | — |
Source: DOL Form 5500 filings for plan years 2023 and 2024.
Filings and timeliness
Plans this employer filed under its EIN with a health benefit code. Large plans are due seven months after the plan year ends, or two and a half months later with an extension; amended filings carry the amendment date, so no timing is asserted for them.
| Plan | Plan year end | Received by DOL | Timing | Participants |
|---|---|---|---|---|
| Aon Benefit Plan#501 · amended · insurance, general assets | December 31, 2024 | March 22, 2026 | amended filing; original date not in data | 20,961 |
| Aon Health Reimbursement Arrangement Plan#599 · general assets | December 31, 2024 | July 3, 2025 | before deadline | 747 |
Source: DOL Form 5500 Part I and signature dates; "late" means received after the extended deadline (the 15th day of the tenth month after plan year end). What a late Form 5500 costs.
How much did Aon Corporation pay in health insurance broker commissions in 2024?
Aon Corporation's 2024 Form 5500 reports $2,815,545 in broker commissions and fees across 50 insurance contracts ($2,316,021 in commissions, $499,524 in fees), with Aon receiving the largest share.
Is Aon Corporation's health plan self-funded or fully insured?
The 2024 filing indicates the plan is a mix of insured and self-funded coverage. Medical coverage is written by Medical Mutual, Kaiser Foundation Health Plan of Washington Options, Inc., Kaiser Foundation Health Plan of Colorado.
How does Aon Corporation's broker compensation compare with similar employers?
A commission-to-premium ratio cannot be computed for Aon Corporation because the filing does not report medical premium on Schedule A (usual for self-funded plans). In dollars, employers with 5,000+ participants that disclosed broker pay reported a median of $458,262.
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Record built October 24, 2026 from U.S. Department of Labor, EBSA Form 5500 datasets (2025, 2024, 2023 plan years, 'Latest' files). Filings can run 7 to 10 months behind the plan year; always confirm against current plan documents. BenefitsLedger is not affiliated with the U.S. Department of Labor. Open the DOL filing search.