Windsor Machines Ltd set up operations at Thane (near Mumbai) in 1964 in collaboration with R H Windsor of UK In 1984, Klockner-Werke of Germany made the company a part of its world-wide operations and renamed it Klockner Windsor India Limited. Subsequent to the disinvestment of equity by Klockner to Dilip G Piramal in 1994, the company acquired the status of being member of one of India's largest business houses, the DGP Group, and was initially named as  DGP Windsor India limited, since year 2005 been renamed as Windsor Machines Limited.

Today, Windsor Machines runs three state-of-the-art manufacturing facilities at Thane, Chhatral  and Vatva. Windsor Machines has grown to become the largest manufacturer of plastic processing machinery in India with 775 employees and  three state-of-the-art production centers.

At all these centers, a wide range of plastic processing machinery including Injection moulding, blow moulding and extrusion lines are built, striking the  right balance between the requirements of the market as well as the customer -- maintaining the highest standards of accuracy all along the way.

The spectrum of applications offered by these machines has widened the horizons for potential market penetration and growth. Precision, functional reliability and rapid product cycles of Windsor machines have become the benchmark for several other companies which are in their respective pursuit of excellence.

Currently, Windsor has a global installation base of over 13,500 machines. These installations are spread over several countries in Africa, the Middle East, CIS, South Asia and the Far East, apart from Australia, New Zealand and the highly developed markets of Europe and USA. 

Product range of the company includes:

Injection moulding machine

• SPRINT (350 T - 850 T)
• SPH (130 T - 350 T)
• Sumo Smart (80 T - 350 T)
• POLO Smart (130 T - 350 T)
• POLO Smart - R (130T - 350T)
• POLO Smart - TC (130 T - 250 T)

Blow moulding machine

• KBM Series
• DIGIBLO Series

Extrusion machine

• Blown Film Plant
• RPVC Pipe Plant
• HDPE Pipe Plant
• PP Film Plant
• Compounding Lines
• Coating & Lamination