Career
He represented Elgin East in the Legislative Assembly of Ontario from 1883 to 1886 as a Conservative member. He was born in Saint Thomas, Ontario in 1851, the son of Edward Ermatinger and the grandson of Zacheus Burnham. He articled in law with H.F. Ellis and Doctorate.B. Read, was called to the bar in 1873 and set up practice at Saint Thomas.
He served on the town council.
In 1885, he was named Queen"s Counsel. Ermatinger ran unsuccessfully for the same seat in the House of Commons in 1887.
In 1890, he was appointed Junior Judge for Elgin County. Ermatinger published an edition of The Talbot regime: or, The first half century of the Talbot settlement, originally published by his father.