MARSH & MCLENNAN COMPANIES, INC. Goodwill & Intangibles Disclosure
| (In millions) | 2025 | 2024 | ||||||||||||
| Balance at January 1, | $ | 23,306 | $ | 17,231 | ||||||||||
| Goodwill acquired (a) | 562 | 6,407 | ||||||||||||
| Other adjustments (b) | 469 | (332) | ||||||||||||
| Balance at December 31, | $ | 24,337 | $ | 23,306 | ||||||||||
| (In millions) | 2025 | 2024 | ||||||||||||||||||||||||||||||||||||
| Gross Cost | Accumulated Amortization | Net Carrying Amount | Gross Cost | Accumulated Amortization | Net Carrying Amount | |||||||||||||||||||||||||||||||||
| Customer relationships (a) | $ | 7,091 | $ | 2,422 | $ | 4,669 | $ | 6,650 | $ | 1,961 | $ | 4,689 | ||||||||||||||||||||||||||
| Other (a) (b) | 476 | 399 | 77 | 476 | 345 | 131 | ||||||||||||||||||||||||||||||||
| Other intangible assets | $ | 7,567 | $ | 2,821 | $ | 4,746 | $ | 7,126 | $ | 2,306 | $ | 4,820 | ||||||||||||||||||||||||||
| For the Years Ended December 31, | ||||||||
(In millions) | Estimated Expense | |||||||
| 2026 | $ | 544 | ||||||
| 2027 | 520 | |||||||
| 2028 | 479 | |||||||
| 2029 | 436 | |||||||
| 2030 | 433 | |||||||
| Subsequent years | 2,334 | |||||||
| Total future amortization | $ | 4,746 | ||||||
Historical Timeline
| Fiscal Year | Filed | |
|---|---|---|
| 2025 | Feb 9, 2026 | Showing above |
| 2024 | Feb 10, 2025 | |
| 2023 | Feb 12, 2024 | |
| 2022 | Feb 13, 2023 | |
| 2021 | Feb 16, 2022 | |
| 2020 | Feb 17, 2021 | |
| 2019 | Feb 20, 2020 | |
| 2018 | Feb 21, 2019 | |
| 2017 | Feb 22, 2018 | |
| 2016 | Feb 24, 2017 | |
| 2015 | Feb 24, 2016 | |
About Goodwill & Intangibles Disclosures
Goodwill and intangible asset disclosures reveal the premium paid in acquisitions and how management assesses whether that premium retains its value. Since goodwill is no longer amortized under US GAAP, the annual impairment test is the only mechanism that adjusts carrying values downward — making the assumptions behind that test critically important for investors.
Key signals: a history of goodwill impairments suggests management consistently overpays for acquisitions. Watch the gap between reporting unit fair value and carrying amount — when fair value exceeds carrying amount by less than 10-20%, a small decline in business performance could trigger a write-down. For finite-lived intangibles, examine useful life assumptions across customer relationships, technology, and trade names; aggressive estimates inflate near-term earnings. Compare total intangibles-to-total-assets ratios against peers to assess acquisition dependency. Rising goodwill as a percentage of equity can signal balance sheet fragility.