Windowmaker Software Limited is one of the world’s leading software companies supplying the window and door industry. Established in 1983, Windowmaker have the experience and expertise to develop innovative market-leading solutions that are used daily by thousands of customers. As a truly international company, Windowmaker has a presence across the world. Based in the UK, with offices and Partners across many other countries, Windowmaker software has been sold in 18 languages to more than 75 countries.