He operated a successful bookshop and stationers started by his father, known as ES Wigg & Son, and later was a major investor or director in many important Australian mining companies, notably BHP.
[3] ES Wigg & Son expanded its manufacturing facilities, opened another shop in Apollo Place, and added artists' supplies and educational material to its catalogue.
[citation needed] They expanded their manufacturing facilities, opened another shop in Apollo Place, and added artists' supplies and educational material to their catalogue.
William Laidlaw Davidson (1853-25 October 1924), who married his daughter Mary Jane Wigg (born 6 April 1860) on 1 September 1885, became manager.
Wigg married Janet Davidson on 6 September 1871, just 17 days after she arrived on the ship City of Adelaide with her aunt and uncle.
[8] He was a strong Anglican churchman and was elected synodsman for St Matthews Church at Kensington, South Australia every year from 1884 to 1887.