1857 – He was born in New York City.
– Brunner was educated in New York and in Manchester, England, later he attended the Massachusetts Institute of Technology where he studied under George B. Post.
1892 – He was a Fellow of the American Institute of Architects and a member of several other architecture related organizations.
1897 – Brunner was, at one time, partnered with Thomas Tryon as the firm Brunner & Tryon. Together they designed the Congregation Shearith Israel, In New York City, near Central Park.
1925 – He died on the 14th of February.