Marsh McLennan Agency
Filed under 354 names, including Marsh & McLennan Agency LLC; Marsh and McLennan Agency; Marsh & McLennan Agency, LLC; McGriff Insurance Services Inc; McGriff Insurance Services, Inc.; Marsh & McLennan Agency; and others. BenefitsLedger groups a firm's offices together.
Marsh McLennan Agency collected $528M in commissions and fees from 5,659 employer health plans in plan year 2024 filings, ranking #1 among 12,126 brokers named in the public record. Its median rate on fully insured medical plans was 4.3% of premium, against a national median of 3.8%. Most of its named clients are in California.
Largest clients
Employers whose filings reported the most compensation to this broker.
| Employer | Paid to broker | Participants |
|---|---|---|
| General Dynamics Corporation · Virginia | $8,941,817 | 45,056 |
| Valero Energy Corporation · Texas | $2,186,826 | 7,789 |
| Quanta Services Management Partnership, L.P. · Texas | $1,980,050 | 29,384 |
| Universal Health Services, Inc. · Pennsylvania | $1,860,378 | 65,125 |
| Old Dominion Freight Line, Inc. · North Carolina | $1,796,474 | 45,248 |
| Pratt Industries, Inc. · Georgia | $1,720,663 | 8,931 |
| Select Medical Corporation · Pennsylvania | $1,693,159 | 34,669 |
| Truist Financial Corporation · North Carolina | $1,657,646 | 53,517 |
| Hub Group, Inc. · Illinois | $1,514,355 | 4,279 |
| Nfi Industries, Inc. · New Jersey | $1,507,849 | 14,560 |
| The Goodyear Tire & Rubber Company · Ohio | $1,457,717 | 7,982 |
| The Moses H. Cone Memorial Hospital Operating Corporation · North Carolina | $1,400,472 | 11,307 |
| CVS Pharmacy, Inc · Rhode Island | $1,328,504 | 298,847 |
| Lockheed Martin Corporation · Maryland | $1,272,261 | 112,559 |
| Marsh & McLennan Agency, LLC · Minnesota | $1,218,335 | 1,327 |
| El Camino Hospital · California | $1,115,318 | 3,758 |
| Peter Kiewit Sons', Inc. · Nebraska | $1,108,928 | 11,101 |
| CSL Behring LLC · Pennsylvania | $1,085,339 | 19,420 |
| Ballad Health · Tennessee | $1,068,262 | 10,709 |
| Baylor College of Medicine · Texas | $1,039,732 | 11,750 |
| Wakemed · North Carolina | $998,599 | 9,559 |
| Tokyo Electron U.S. Holdings, Inc. · Texas | $995,757 | 2,207 |
| Pultegroup, Inc. · Georgia | $976,727 | 5,087 |
| Xpo CNW, Inc. · Oregon | $974,541 | 18,871 |
| Senior Lifestyle DC, LLC · Illinois | $971,266 | 4,120 |
Source: DOL Form 5500 Schedule A Part I, plan year 2024, grouped by broker name as filed. Dataset built October 24, 2026.
Where its clients are
Employer plans naming this broker, by employer state.
How much does Marsh McLennan Agency earn from employer health plans?
In plan year 2024 filings, employers reported paying Marsh McLennan Agency $528,459,874: $406,506,309 in commissions and $121,953,565 in fees, across 24,067 insurance contracts at 5,659 employers. That ranks #1 of 12,126 brokers in the public record.
What commission rate is paid on plans Marsh McLennan Agency brokers?
Among 162 fully insured medical plans where Marsh McLennan Agency was the only broker, the median compensation was 4.3% of premium. The national median is 3.8%. Rates are set per plan and depend on carrier, group size and whether the employer pays fees instead of commissions.
Which employers use Marsh McLennan Agency?
The largest reported payers in 2024 were General Dynamics Corporation, Valero Energy Corporation, Quanta Services Management Partnership, L.P.. California is its biggest state by employer count (665 plans).
Amounts are what employers reported on their own filings. They do not include compensation from carriers that is not tied to a specific contract, and names are grouped exactly as filed, so related entities can appear separately. How this record is built.