The Jazz Firm is made up of Uli Grigoleit as tenor, Sally McLean as lead, Alison Jones as baritone and Jenny Share as bass. Their first competition was LABBS Convention 2001, where they won the silver medal. After a change in line up and a year out of LABBS competition, they competed at the European Convention in Holland in March 2003, where they placed fourth. At LABBS Convention 2003, they won the gold medal and the three category trophies for singing, presentation and music .
During their gold medal year they acted as ambassadors for LABBS. They represented LABBS at the Buckeye Invitational Competition in Columbus, Ohio in August 2005, where they were placed third. They also placed second at an international convention hosted by LABBS in Cardiff in October 2005.