Axium (XTS Software) is a privately held software company founded in 1993 and based in Portland, Oregon. Axium has created accounting, project management, and business development software for the architecture and engineering (A/E) industries. Axium was named one of the fastest-growing private companies by the Portland Business Journal in 2008, 2009, and 2010. Axium was rated as one of the top 100 companies to work for in the State of Oregon in 2009 and 2010 by Oregon Business magazine.