PrefGroup | Worldwide know-how
The knowledge of the window, door and facade industry in one software.

PrefGroup | Worldwide window construction knowledge
In addition to the owner-managed PrefCo GmbH and PrefNA, PrefSuite is used in more than 20 countries with office locations in Canada, Spain, Mexico, Portugal, Russia, USA, Poland and Italy.
The mission of the PrefGroup
The worldwide presence enforces our claim to offer solutions to customer business problems. As PrefCo, we always try to keep pace with the constant evolution of the industry and to respond to new business needs through our products.
The idea of the PrefGroup
Since we operate worldwide with PrefSuite, we are always aware of the requirements of the most diverse markets and can use this knowledge to offer fast solutions to the special requirements of our individual customers.