Tengku Dato' Setia Putra Alhaj was a Navy Aide-de-Camp (A.D.C.)
and personal assistant to his uncle Sultan Salahuddin Abdul Aziz Shah Alhaj and the 11th Yang di-Pertuan Agong of Malaysia before joining cooperate business.
Tengku Dato' Setia Putra Alhaj has extensive interest in Civil and Building Construction,[3] Property Development, Design and Manufacturing Specialist Vehicles such as Fire Engine and Ambulance.
[4] Under his leadership, he and his partner companies had successfully completed several Privatize and Joint Venture development projects with the State governments of Selangor and Johor.
One of the well known achievement is the development of a premier resort cum resident and USGA class championship Golf Course Kelab Golf Sultan Abdul Aziz Shah in Shah Alam, Malaysia.