The Norwest Business Park is a business park in the suburbs of Bella Vista and Baulkham Hills in local government area of The Hills Shire in Sydney, New South Wales, Australia. Norwest Business Park is bordered by Windsor Road to the East, and Old Windsor Road to the West, with Norwest Boulevard stretching the length of the park between the two main arterial roads. It is growing every day with new companies moving in to serve the people of the Hills District. Over 400 companies are located in the park employing more than 25,000 people.