SAT Ltd. is a long-term official partner of SIEMENS - Bulgaria. The SAT's team of highly-specialized engineers is the major factor in the process of cooperation with SIEMENS - Bulgaria regarding customer satisfaction of using SIEMENS products.

SAT Ltd. is an official partner of SCHNEIDER ELECTRIC - Bulgaria for assembly and sale of the low voltage electrical panels OKKEN ("draw-out type") and PRIZMA, based on SCHNEIDER's components.