brian sump

Owner, avalon motorsports/urban autocare

A former professional athlete, Brian Sump had never turned a wrench in a shop before starting Denver-based Avalon Motorsports in 2007. But in the years since, he has used his business acumen and a detailed, process-based management philosophy to grow the German-specialty shop into what a number of industry consultants consider to be one of the best repair facilities in the industry. In 2015, Sump opened Urban Autocare, his second facility in Denver. Sump was the cover subject of the very first issue of Ratchet+Wrench in July 2012, and is a regular columnist on