Sabah Al Rayes is the founder, senior partner and managing director of Pan Arab Consulting Engineers in Kuwait from 1968 to date.  He is in charge of most of tall buildings designed by PACE.

He was the chairman of Education Committee of Union of Arab Engineers in Cairo, Egypt (1967-1984), and a member of Board of Trustees in (1977-1983), the vice chairman of the CTBUH, a member of the Global Advancement Council at Lehigh University and the fellow of The American Society of Civil Engineers.

Sabah Al Rayes received several honors for distinguished service most notably during the Gulf War with the US Army for the liberation of Kuwait. He authored several publications including the Code of Ethics and professional Code of Practice for the Kuwait Society of Engineers He was also the chairman of several Kuwaiti and Gulf Public companies from 1973 to 1986.