About Us

After more than 100 years of success, Gretsch­-Unitas is one of the leading suppliers of window and door tech­no­logy, automatic entrance sys­tems and building manage­ment sys­tems. Here you will not only find an unrivalled selec­tion of pro­ducts ranging from window hard­ware for single-family homes through to complex building manage­ment sys­tems – this is also the right place if you need a system supplier for timber ele­ments or CE cer­ti­fica­tion.