He was a director of the National Bank of New Zealand and the chairman of the Wellington Meat Export Company, Ltd.
[1] In 1890 he married Ella Pharazyn who had been born into one of the Wairarapa's wealthiest colonial families a family who had built their fortune on sheep farming.
[1][4] Elgar had racehorses and in 1923, his colt Black Ronald won the New Zealand Derby.
[1] Elgar died in the luncheon interval at Featherston's Tauherenikau Racecourse on 19 April 1930.
[5] His wife, Ella, half-sister of Lieutenant-Colonel Noel Pharazyn, died fifteen years later in her flat in Victoria Street, Christchurch, on 23 August 1945.