CTI Power – Romeoville – ASME Certificate of Authorization for “S” Stamp
CTI Power – Locust – ASME Certificate of Authorization for “R” & “S” Stamps
| ISO 9002:1994 | ISO 9001:2000 | ISO 9001:2008 | ISO 9001:2015 | |
| Quad Cities | Certified September, 2000 | Transitioned March, 2003 | Transitioned May, 2009 | Transitioned November, 2017 |
| Centralized Purchasing | Certified August, 2002 | Transitioned March, 2003 | Transitioned May, 2009 | Transitioned November, 2017 |
| St. Paul | Certified January, 2003 | Transitioned March, 2003 | Transitioned May, 2009 | Transitioned November, 2017 |
| Fond du Lac | Certified June, 2010 | Transitioned November, 2017 | ||
| Indianapolis | Certified September, 2003 | Transitioned May, 2009 | Transitioned November, 2017 | |
| Owatonna | Certified October 2004 | Transitioned May, 2009 | Transitioned November, 2017 | |
| Chicago | Certified October 2004 | Transitioned May, 2009 | Transitioned November, 2017 | |
| CTI Fabrication | Certified October 2004 | Transitioned May, 2009 | Transitioned November, 2017 | |
| Des Moines | Certified November, 2012 | Transitioned November, 2017 | ||
| Charlotte Distribution | Certified April, 2017 | Transitioned November, 2017 | ||
| CTI Power Locust | Certified April, 2017 | Transitioned November, 2017 | ||
| CTI Power Romeoville | Certified May, 2018 | |||
| CTI Fabrication Locust | Certified May, 2018 | |||
| Cleveland | Based on this Standard – No plans for certification |