Other 2016 2,421 h United States, Boulder, Colorado7d
Other 2017 3,668 h United States, North Port, Florida
Other 2004 1,173 h United States, Los Angeles, California
Drilling equipment accessories and parts 2008 United States, Phoenix, Arizona
Other 2007 1,611 h United States, Boulder, Colorado
Other 2011 1,121 h United States, North Port, Florida