Wurzer runs FBS, which offers the popular MLS software Flexmls Platform in its suite of products (including Launch Dashboard, FlōPlan System, and Spark API). Flexmls is used by over 150 MLSs and 200,000 agents. FBS in 2024 added new members including the Northwest Indiana Realtor Association, Great Smoky Mountains Association of Realtors, Mexican Association of Real Estate Professionals and Ulster County Board of Realtors. Wurzer has led the company, first founded in the 1970s by his father, since 1997.