Donald R. McLennan
Donald Roderick McLennan (October 27, 1873 – October 14, 1944) was born in
Duluth,
Minnesota, son of William Lillingston McLennan and Julia MacLeod. He was the
co-founder of the
insurance brokerage firm Burroughs, Marsh & McLennan in 1905, which was renamed
Marsh & McLennan in 1906 after the retirement of Mr. D. W. Burroughs. McLennan served as the
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.
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