Subsidiary groups
Sigma Industry West

Together with Sigma Embedded Engineering and Sigma Energy & Marine, we offer cutting-edge expertise in product development, embedded systems, UX, electronics and software development, energy, processes, subsea, IT, production technology, calculation and PLM. We work at the forefront of technology, with the transition to electrified vehicles, connected applications and Industry 4.0. As demand for digitalisation and innovation increases, our engineering knowledge becomes the bridge between product development and the digital world.
Subsidiary groups
Sigma
Sigma is a group of leading consulting companies with the objective to make our customers more competitive. Our means are technological know-how and a passion for constantly finding better solutions.
Nexer
Nexer is a global full-service provider in the fields of digitalisation, tech and engineering, with experts in strategy, technology and communication. With strong entrepreneurial drive and long-term partnerships, we build success through strategic advice and data-driven analytics.
A Society
A Society operates in a free and dynamic consulting market, helping individuals follow their passion.
PION Group
The PION Group works to maximise the ability of people and companies to achieve peak performance through competence, technology and strategy. We are convinced that human resources will continue to be a hub for growth in the future, as well.
Aptio
Aptio Group assists companies with execution, interpretation and advice related to regulatory and/or industry-specific tasks and processes. These processes or tasks can be found either in legal texts and/or in various standards.
Thanda
Thanda consists of companies in tourism, the hospitality business, the hotel industry and property development registered in South Africa, Tanzania and Malta.