The company was incorporated on 4th May 1963 as a private limited company under the name of Windsor Engineering Pvt. Ltd. It became a public ltd. company by virtue of section 43-A of the company's act, 1956 on 16th March 1964. The name was changed to R.H. Windsor (India) Ltd., on 14th, April 1964 & again to Klockner Windsor India Ltd. on 7th March, 1986. The company signed on 26th February 1964 a commercial and technical collaboration agreement with R.H.Windsor Ltd of U.K pursuant to which the latter subscribed 51% of the paid up capital of the company. The factory at Thane commenced production in November 1964. The company manufactures plastics processing machinery viz. injection moulding machines, extrusion lines and blow moulding lines. The collaborator company was taken over by Klockner Werke Group of Companies of West Germany in Sept. 1982. It is presently known as Klockner Ferromatik Desma GmbH which belongs to Klockner Werke Group. The factory at Thane commenced production in November 1964. The factory at Vatva (Gujarat) started production of extrusion lines in November 1985 and the sale of machines commenced from Febraury 1986. The company exports to several countries. The company purchased from Klockner Ferromatik Desma GmbH the knowhow for the manufacture of ferromatik range of plastic processing injection moulding machines with solid state electronics and microprocessor controls for a lump sum payment of DM 250,000 (Rs 10 lakhs). The company also signed a collaboration agreement with Klockner Ferromatik Desma GmbH for manufacrture of the DESMA range of machines suitable for processing rubber, PVC, and polyurethane (PU) materials with major applications in the area of manufature of shoe soles, boots and other rubber and PU articles. During 1987, the company negotiated with Klockner Ferromatik Desma GmbH for closed loop microprocessor control machines. Technology for integrated extrusion systems was imported and its production was established at Vatva factory. With effect from 7-3-1986, the name of the company was changed from R H Windsor (India) Ltd. to Klockner Windsor India Ltd. The company's proposal to manufacture packaging machinery in collaboration with an associates company of Klockner-werke AG was Still under negotiation. In 1993-94, Klockner Ferromatik Desma GmbH sold their holding in Klockner Ferromatik Desma Ltd (KFDL) , UK, the promoters of the company The name of Klockner Ferromatik Desma Ltd, UK, has been changed to `DGP Windsor Ltd' Similarly, the name of the company is now changed to DGP Windsor India Ltd 2003 -Mr. D L Shah has resigned as Director and Mr. Alok M Tibrewala has been appointed as Additional Director. 2005 -Company has changed its name from DGP Windsor India Ltd. to Windsor Machines Limited 2007 -Windsor Machines Ltd has appointed Mr. M K Arora as an Additional Director on the Board with effect from September 29, 2007. 2008 -Windsor Machines Limited has informed that The Committee at its meeting held on July 14, 2008 has appointed Mr. Anil Pareek, Chief Financial Officer, of the Company, as the Compliance Officer. 2011 -Company has splits its Face value of Shares from Rs 4 to Rs 2 -Ms. Priti Patel has been appointed as Company Secretary and Compliance Officer of the Company. 2013 - Windsor Machines Ltd has appointed Mr. Shishir Dalal as an Additional Director of the Company. 2014 - Windsor Machines Ltd has appointed t Ms. Mahua Roy Chowdhury as an Additional Director of the Company 2016 -Windsor Machines has entered into an agreement and has acquired the business of Italtech S.p.A on an ownership basis. 2022-Windsor Machines launched SPRINT- 800 to manufacture thermoplastic products.2023-Windsor Machines Limited launched three new products: STAR-200, KL-2000 and KL-2300.-Windsor Machines launched the highest tonnage two platen Injection Moulding Machine in India which will now open up new vistas in manufacturing thermoplastic products for Domestic as well as International Markets.2024 -Windsor Machines - Develop New Product KL-3200-Windsor Machines has entered in to a Share Purchase Agreement for acquisitions' of 100% equity share capital of Global CNC Private Limited.2025-Windsor Machines acquired 100% of share capital of Global CNC Private Limited-Windsor Machines Limited has entered into Share Purchase Agreements for acquisition of 100% equity share capital of Unitech Workholding Systems Private Limited.