Our Company

conneum8 was founded in 2019. The team and its cooperation partners, however, are long-term experienced experts who used to work in various companies and projects – very often in an international context.

Our Network of Partners

The Suitable Experts for Your Strategic Tasks
We will support you with a comprehensive service customized to your individual needs. For this purpose we cooperate with various partner organizations. However, if you already have existing partners, we will definitely integrate them into our common project activities.

Our partners are, among others

  • International law firms and auditing companies
  • Consulting companies specialized in
    • Recruiting and HR development
    • Marketing, market research and communication
    • Organizational development, project management and IT
    • Product management, quality and complexity management
    • Production planning
  • Engineering, planning and building-site offices
  • Design offices and innovation scouts
  • Country specialists
  • Universities and laboratories


Cooperation / Business Partner



Dr.-Ing. Elmar Stumpf


He received a Diploma Degree in Mechanical Engineering at the University of Hannover in Germany as well as a Master of Science degree in Chemical Engineering at the University of Wisconsin-Madison, USA. During his doctorate degree at the University of Hohenheim in Germany he developed a product suitable for specific customers’ needs.

Afterwards he worked for more than 13 years for BSH Bosch and Siemens Home Appliances Group - for more than 6 of these years, in the Chinese subsidiary of the company. His last assignment was leading a regional product division. One of his tasks was the successful introduction of a new product category into the Chinese market. Among others, his responsibilities included marketing and sales topics, elaboration of a suitable product range as well as the set-up of operational units including planning and putting a large factory into operation. During this time he worked extensively with Chinese colleagues as well as with various project partner organizations.

After returning to Germany he was working for nobilia, the European market leader for built-in kitchen for appr. 3 years. In this family-owned company he was responsible for the worldwide company strategy, the innovation, the technical expansion, as well as M&A activities.

In addition to China, he has distinct working experiences in South-East Asia, Latin America, Africa and Oceania where he built-up and established companies with local partner organizations, among others.

He works very closely with diverse industrial associations: for many years he was member of the working group China advisory aboard of the Association for Modern Kitchen (AMK). Moreover, he is the European Lead Consultant of the North American Kitchen and Bath Association (NKBA) and elaborates market studies for different industry associations. He is also the Founding President of the China Network Baden-Württemberg, does management coaching and conducts seminars as well as regular presentations and lectures at universities.


Yvonne Steinstrass

Assistant CEO

The Multilingual Management Assistant with focus on English and French is the executive assistant of conneum8 since June 2019. In this position she benefits from her long-term experience in cooperating in international projects with colleagues all over Europe as well as the USA and other countries. Moreover, she has 17 years of professional experience in project administration and commercial organization.

For more than 10 years she worked for an American company as a Procurement Coordinator in the Engineering Department where she gained extensive experience in intercultural cooperation. She supported project managers and coordinated project teams in international projects. Prior to that, she worked with a medium sized company in diverse positions as well as in public administration. In addition to her professional education she received qualifications in human resource management, employment law, and training.