Donald R. McLennan

Donald Roderick McLennan (October 27, 1873 – October 14, 1944) was born in

Chairman of the Board from 1935 until his death in 1944 in Lake Forest, Illinois. At the time of his death, the firm had offices in Chicago, San Francisco, New York City, and twenty other cities. In 2020, Marsh & McLennan Companies had over 76,000 employees and annual revenues of $17 billion.^[1] ^[2]

Professional life

Donald McLennan and co-founder Henry W. Marsh introduced the "concept of a broker acting as a buyer of insurance representing the client, rather than as a seller of insurance."^[3] Marsh and McLennan helped to pioneer the concept of risk management.

In 1894, Donald McLennan began his insurance career at Stryker, Manley & Buck (formerly Kimberly, Stryker & Manley est.1881) in Duluth, MN; Soon after, he became a partner in C.H. Graves & Co., which shortly was consolidated with his former firm to become the Graves-Manley Agency. McLennan was a vice-president, and shortly thereafter, the firm became the McLennan-Manley Agency.

In the early 1900s, McLennan established a standard for thorough research in assessing risk: he spent 30 consecutive nights on a

chairman of the company, Marsh & McLennan expanded its business into the consulting industry in 1938.^[3]

Over the course of his life, McLennan sat on the boards of the

Pullman, Inc., the Chicago Corporation, and the Empire Securities Company.^[4]

References and footnotes

^ Marsh & McLennan Website
^ 2016 Annual Report "MMC – Form 10-K, 2016". SEC.gov. Securities and Exchange Commission. Retrieved 12 December 2017.
^ ^a ^b MMC Milestones Archived May 24, 2007, at the Wayback Machine
^ "D. M'LENNAN DEAD; INSURANCE LEADER; Chairman, Founder of Marsh & McLennan Once Director of 99 Corpo..." The New York Times. October 15, 1944. Retrieved 2008-08-10.

[1] Marsh & McLennan Website

[2] 2016 Annual Report "MMC – Form 10-K, 2016". SEC.gov. Securities and Exchange Commission. Retrieved 12 December 2017.

[MMC_Milestones-3] MMC Milestones Archived May 24, 2007, at the Wayback Machine

[4] "D. M'LENNAN DEAD; INSURANCE LEADER; Chairman, Founder of Marsh & McLennan Once Director of 99 Corpo..." The New York Times. October 15, 1944. Retrieved 2008-08-10.

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