The top management of the owner-managed company is now made up of Marianne Kusejko, who is responsible for finance, human resources and law, and Alexander Melkus, who is in charge of development, technology, production and sales. According to a company spokeswoman, Sigmatek will continue to be owner-managed.

In 1988 Andreas Melkus, Theodor Kusejko and Marianne Kusejko founded Sigmatek. The Salzburg company develops and produces complete system solutions for the automation of industrial machines and systems that are used worldwide. After 33 years, Andreas Melkus and Theodor Kusejko are now retiring from active management. However, they should continue to support the company in an advisory capacity.