Career
He is best known as the former tenor singer of the Southern gospel group (Retired 1999). " bass singer, George Younce witnessed Haase"s performance and invited him to join the Cathedrals as their tenor. After the Cathedral Quartet retired in 1999, he embarked upon a solo career for several years.
In addition to his solo concerts, he performed from 2001 through 2003 with Jake Hess, Wesley Pritchard, and George Younce in the Old Friends Quartet.
After the Old Friends Quartet disbanded due to the ill health of George Younce and Jake Hess, Haase founded the group, Signature Sound. The group was rebranded, "", to avoid confusion with other similarly named groups and also as a way to take advantage of Haase"s popularity as the final tenor for the Cathedral Quartet.