Career
Born in the Town of Plymouth, Sheboygan County, Wisconsin, Krumrey was a farmer and livestock dealer. In 1912, he helped founded the Wisconsin Cheese Production Federation. Krumrey was active in the Republican Party was a presidential elector in the United States Presidential Election of 1900 and a delegate to the Republican Party Convention of 1908.
In the Town of Plymouth, Krumrey served a supervisor, town chairman, and treasurer.
He also served on the school board as one of the directors. In 1901, Krumrey served in the Wisconsin State Assembly and then in the Wisconsin State Senate from 1909 to 1913.
In 1922, Krumrey committed suicide by hanging himself at his summer cottage in Crystal Lake, Illinois.