We are consultants, developers, planners and implementers of complex building engineering. Our range of services covers the entire project process, from strategic conception to implementation, planning and construction management. Quality, resource efficiency, sustainability and economic efficiency are our top priorities. With the Kannewischer Group, we expand our knowledge of special buildings and realise both domestic and international projects.

WINVEST - your family-owned, personal and independent asset manager since 2002. Professional and transparent portfolio management with personal and sustainable client care.

Light - our passion for over 30 years Sir Heian stands for high quality and professional service in the lighting market. With well over 30 years of experience in high-quality luminaires and lighting systems and their planning, we will find the best solution for you. The changing times bring positive things: With a large network of suppliers and partners we are always up to date with the latest technology. Especially thanks to LED technology, we can focus our attention on resource-friendly lighting systems and luminaires in combination with a wide variety of designs. Our manufacturers are certified companies, which produce environmentally friendly according to the latest standards. The transport routes are kept as short and gentle as possible to guarantee fast response times and to generate a positive impact on our environment. Our respect for our planet and our environment has taught us to be innovative and passionate. As a team together under one roof - this is how we pull together and bring a huge amount of knowledge for our customers thanks to our mix of ages, places of residence and years of experience in different fields.

Nettes und zuvorkommendes Personal. Werde gerne wieder mit dieser Firma zusammenarbeiten.