Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. LeGrand Lockwood, was a businessman and financier in New York City in the late 19h century. He built the Lockwood-Mathews mansion in Norwalk, Connecticut. Lockwood was born in Norwalk. He began his career on Wall Street as a clerk for Shipman, Coming & Co. and later worked for T. Ketchum & Co. In 1843 he became junior partner at Genin & Lockwood before founding Lockwood & Company, one of Wall Street's leading brokerage houses, and was a longtime ally of Cornelius Vanderbilt.