Those who have insight can understand.
Those who have perspective can decide.

Consulting, planning and expert opinions for windows

Building owners, planners, general contractors, as well as insurance companies and the public sector trust us because we vouch for expertise, neutrality and efficiency. In the areas of expert assessments, consulting, planning and training, we support our customers every day with comprehensive expertise on all aspects of windows.

Windows for new buildings, renovations and historic buildings

All about windows and trade interfaces

Fensterinform Expertisen / Gutachten

Determining the extent and cause of damage

Training and webinars on window topics

Planning and constructional quality assurance

Since 2004 – Expertise and experience around the topic of windows and window construction

With enthusiasm we advise our customers neutrally and competently. We incorporate our experience as experts in planning and training and also support our customers in the realisation of the projects as specialist construction managers. With our development know-how, we also shed light on the entire window engineering process.


In the lectures, you will receive compact and convenient information about windows and their building connections, either online or on site.

Our references

A cross-section through our diverse range of projects demonstrates our competencies.


Find out the latest on window topics and from our company here.