[2] Joseph Charles Gustave Brault was born in Montreal, Quebec on 15 March 1886.
He also trained in offices of Marchand & Haskell and Kenneth Rea as a summer student.
He worked as a draftsman in Montreal, Quebec for Ross and MacFarlane and for Barott, Blackader & Webster.
He joined the Department of Public Works as a staff architect from 1913–1947 in Ottawa, Ontario.
During the period of rapid growth following World War II his work included planning for new structures and major additions to Post Offices known as Dominion Public Buildings, Customs & Immigration facilities at new border crossings, and military hospitals.