About us


We are a small medium-sized family-owned company. Our core competencies are to design and produce power supply electronics. Our production is based on an own production series of high voltage insulation power supplies. Moreover, responding flexibly to our customer's needs, we offer customized solutions for electronical components.

You will find with us everything under one roof: from consultation to development and production – everything is done in our building. Service as well is of great importance. If you have any questions, we will be happy to help with advice and support.

Consultancy, development, production, service

Company History


The Siebel Engineering Agency is established by Dr. Henrik Siebel to realise customer-specific developments in power electronics.


For the production of high insulating power supplies Dr. Henrik Siebel and Wolfgang Scholl set up Siebel & Scholl GmbH.


The engineering agency extends its customer base with innovative developments for the automotive industry.


The company's name is changed into Siebel Elektronik GmbH, and a new company building is built. The equipment for research, development and production meets all the latest technology requirements.


Quality Management System is certified according to DIN ISO 9001. All processes have constantly been improving to entirely fulfill our customer's requirements.

Corporate Compliance and Ethics

Siebel Elektronik GmbH follows its social responsibility and appreciates compliance with high ethical standards at work. In particular, the company undertakes to respect all valid laws and regulations within its professional activities with regard to human rights and environmental protection. Our CCEP describes the minimum requirements which we also expect from our business partners.

Quality Policy

Our entire business processes are aimed at the customer's requirements. With regard to own business goals Siebel Elektronik GmbH focuses in particular on the following issues:

  • extensive and efficient use of technical know-how
  • production processes helping to conserve resources

These imparative factors explain the high quality level of Siebel Elektronik GmbH. Our certification is in compliance with worldwide valid laws and regulations, which are our working basis. All internal processes are well structured and clearly defined by the application of a process oriented approach.

The goal of all our activities is to guarantee a high degree of customer satisfaction. We aim at a growth generated through the company itself by ensuring high quality of products and seamless workflow. This growth can only be achieved in good cooperation and by cultivating fair partnership with our selected and qualified suppliers. Thanks to the support of our high motivated and qualified staff the quality level can be ensured. For this purpose, the company management provides the necessary resources.