Career
He had previously served as the first mayor of Norwalk, Connecticut from 1893 to 1894. He served as President pro tempore of the Connecticut Senate. He served as a delegate to the Republican National Convention from Connecticut in 1896.
He was the son of Jonah Charles Keeler (1808-1873) and Henrietta Olmstead.
Prior to his political career, he was a banker. He was of English ancestry, all of which has been in the country since the colonial period.
His earliest ancestor in America was Ralph Keeler, one of the founding settlers of Norwalk, who came from England to Hartford, Connecticut in 1640.