From 1960 onward, Mr. McIntosh pursued private investments, wildlife conservation, real estate development, computer programming and philanthropy. While serving on the Business Management Committee of the National Association of Homebuilders, Mr. McIntosh was responsible for the development of the Uniform Chart of Accounts. In 1965, a small, residential homebuilders’ cost control and accounting system he developed for the IBM 402 Accounting Machine was published by the International Business Machine Corporation.
An active conservationist, Mr. McIntosh has devoted considerable energies to Ducks Unlimited, Inc. where he served in numerous capacities including Senior Vice President – Pacific Flyway, Senior Vice President – Sponsors and Senior Vice President – Special Projects where he authored the Artist-of-the-Year and Commemorative Shotgun programs as well as numerous other merchandising programs. He is a Trustee Emeritus and Sponsor In Perpetuity of Ducks Unlimited, Inc.
Mr. McIntosh served as a Trustee of the African Wildlife Foundation from 1975 through 2004, and has served in the capacities of Treasurer, Chairman of the Finance Committee, Chairman of the Internet Oversight Committee, Vice Chairman and Chairman of the Board, and was elected Trustee Emeritus in 2005. Mr. and Mrs. McIntosh made numerous African safaris over a span of more than thirty years, and he was a full, non-professional member of the East African Professional Hunters’ Assn.
Other eleemosynary interests include the Society of the Four Arts where Mr. McIntosh served as treasurer from 1988 to 2005 and a Trustee and chaired the Committee on Governance and Leadership; the Preservation Foundation of Palm Beach where he served as Trustee and Treasurer; the Museum of the Rockies in Bozeman, Montana where he served as a member of the National Advisory Board.
Mr. McIntosh served as Trustee and Chairman of the Marketing Committee of the Buffalo Bill Center of the West in Cody, Wyoming, and on the Advisory Board of the Draper Museum of Natural History of the Buffalo Bill Center of the West.
In 2004 Mr. McIntosh founded Citizens United for Sensible Planning (CUSP) an email based political action committee with the mission of preserving and protecting the quality of life in Palm Beach.
Currently, Mr. McIntosh and his wife, Susan Riggs, reside in Palm Beach, Florida and Big Sky, Montana. The McIntoshes have three children and five grandchildren all of whom live in the Palm Beach area.