In March 2012, 41 companies including those in high precision machining, manufacture of electronic components, casting, manufacturing of composite based components and special processes were established in Sonora creating over 7 500 jobs. Trac co UK is one of the foreign companies that invested in Sonora, which accounts for their largest investment outside of the UK. Other smaller companies like Pinnacle Aerospace, which works for the CESNA navigation system, are located in Ciudad Obregon’s new Technology Park and also contribute to the local economy and job creation.