[1][2] He was proclaimed the Tunku Besar (Senior Prince) of Seri Menanti on 22 February 2009 and also a member of the Negeri Sembilan Council of Justice and Law.

Besides his official duties, Tunku Ali divides his time between corporate boards, non-profit entities and educational institutions.

He has two siblings: Tunku Ali received his early education at Sri Inai Junior School and the Alice Smith School Kuala Lumpur before continuing his education at Marlborough College, Wiltshire, United Kingdom at the GCSE ('O' Level) and GCE 'A' Level.

His excellent results in his 'A' Level has enabled Tunku Ali to be awarded the Sime Darby/Cambridge Commonwealth Trust Fellowship and continued his tertiary education at the University of Cambridge in 1995.

He successfully graduated with a Masters in Public Administration at John F Kennedy School of Government, Harvard University, USA in July 2011.

Tunku Ali is also active in the non-profit sector where he devotes his time towards charitable endeavours and educational entities.

Tunku Ali is the Chairman of the Board of Trustees of Yayasan Munarah, the Negeri Sembilan Royal Family Foundation.