Summit Controls - Home Summit Controls Ltd. is authorized to the ISO 9001:2008 Quality Standard. In addition, the company maintains a certificate of authorization from the Technical Standards and Safety Authority (TSSA) for the N285.0:95 Quality Assurance system for pressure boundary components in a CANDU nuclear power plant. The scope of this certificate is fitting category C line valves for NC1, 2 and 3 applications. Summitcontrols.com~Site InfoWhoisTrace RouteRBL Check