Winsor Properties provides property management service through three of its subsidiaries, namely East Sun Estate Management Company Ltd., Winsor Billion Management Ltd., and Winsor Estate Management Ltd. The current portfolio of properties under management has a combined gross floor area of about 3.9 million square feet, comprising industrial and office space in Hong Kong.

Winsor Properties' full suite of quality property management services are recognised for providing a secure, efficient, comfortable and sustainable building environment. Landmark East, one of its managed properties in Kwun Tong, fulfilled the requirements laid by the Hong Kong Awards for Environmental Excellence and was awarded the Class of Excellence Wastewi$e Label and Energywi$e Label in 2010.