Competence runs in the family


123onsite is part of NEVARIS and therefore also part of the Nemetschek Group. Founded by Professor Georg Nemetschek in 1963, the Nemetschek Group is a pioneer in the digital transformation of the AEC industry.


Nemetschek is the only group of companies worldwide that covers the complete life cycle of construction and infrastructure projects with its software solutions, and guides its customers towards the future of digitalization. With its intelligent software solutions, the Nemetschek Group increases quality in the construction process and improves the digital workflow for all participants. In doing so, it focuses on the use of open standards (Open BIM). The innovative solutions marketed under the 16 brands in the group’s four customer-oriented divisions are used by around six million users worldwide. Learn more about the Nemetschek Group:

Quickly find the answers you need

Our FAQs contain answers to our customers’ most frequently asked questions regarding our apps. If you would like to know more about 123onsite solutions, we would be happy to advise you in person. Just fill out our contact form and we will get back to you as soon as possible.