Hill International Inc., Marlton, said today that it won a two-year extension on a contract to provide project management services for an island development in the United Arab Emirates.

The Shams Abu Dhabi development in the Arabian Gulf is designed as a self-contained residential and commercial community for 55,000 residents just off Abu Dhabi.

Hill said it has a 50 percent interest in a joint venture sharing the $19 million management contract extension.

Hill International has 1,800 employees in 70 offices worldwide.