Background
McLennan was born in Stawell and had his early childhood at Mooroopna.
McLennan was born in Stawell and had his early childhood at Mooroopna.
He attended Scotch College, Melbourne as a border, where he was equal Dux of School in 1927.
Assistant General Manager Broken Hill Ptv. Company Limited. 1947-1950, General Manager 1950-1956, Director 1953-1977, Senior General Manager 1956-1959, Chief General Manager 1959-1967. Manager Director 1967-1971, Chair, and Director of Administration 1971-1977.
Chairman BHP-GKN Holdings Limited.
1970-1978, Tubemakers of Australia Limited. 1973-1979, InterScan Australia Proprietary
Limited. 84, Henry Jones (1XL) Limited.
1980-1981, Elders-IXL Limited. 1982-1985; Director 1CI Australia Limited.
1976-1979, Australia and New Zealand Banking Group Banking Group Limited. 1976-1982, Chairman 82.
Councillor Australasian Institute of Mining and Metallurgy (President 1951, 1957, 1972).
Deputy Chairman Immigration Planning Council 1949-1967. President Australian Academy, of Technology Sciences 197683, Foundation President since 1983. President Australia Japan Business Company-operation Committee 1977-1985.
Governor Ian Clunies Ross Memorial Foundation 1961, Chairman Board of directors 1966-1985.
Chairman Queen Elizabeth II Silver Jubilee Appeal for Young Australians 1978-1981. Councillor of Board Royal Agricultural Society of Victoria since 1978.
Honorary Fellow, Institute of Engineers, Australia 1982. Australasian Institute of Mining and Metallurgy.
And Deputy; Institute Council of Morgan Guaranty Trust Company, New York 1973-1979, General Motors Australian Advisory Council 1979-1982, Commonwealth Scientific and Industrial Research Organisation Advisory Council 1979-1981.
Married Dora Haase Robertson in 1937.