Dr. Bushnak is the Chairman of Bushnak Group, which has several companies active in water, environment and energy services headquartered in Jeddah, KSA. Dr. Bushnak played a key role in promoting water desalination technologies such as Reverse Osmosis, Ultra Filtration and Membrane Filtration for seawater desalination and water reuse. He lead private Saudi effort to commercialize the use of direct seawater for irrigation to produce food crops.

Dr. Bushnak established Wesco to develop private desalination plants and help the owners of existing plants to upgrade and improve the performance of their plants. He also established Advanced Technical Equipment Import Company ("ATEICO") to supply and service specialized industrial equipment. He established Shada in collaboration with Doosan Heavy Industries as a Saudi-Korean joint venture with the world’s largest supplier of desalination plants. In partnership with Saudi Industrial Services Co., Dr. Bushnak co-founded Kindasa Water Services, the first privately-owned seawater desalination plant in Jeddah Port. Today, Kindasa Water Services produces 10% of the total output of all the desalination plants in Jeddah. Dr. Bushnak also co-founded Al-Alamiyah Water Works and Services ("AWWS") in partnership with Amiwater (part of Amiantit group of companies). AWWS is currently in the process of building three desalination plants in Medinah region in Saudi Arabia. In India, Dr. Bushnak established Bushnak-Pallava Water Services Private Ltd. ("BPWSPL") in partnership with Pallava Water & Power Ltd. This Indian joint venture is currently building its first private desalination plant in Karaikal in order to supply potable water to industrial customers. .

Dr. Bushnak served as a Director to several public shareholding companies including Jeddah Holding Co., Medina Industrial Investment Co. and Saudi Industrial Services Co. Dr. Bushnak has also served as a member of the Advisory Board of the Supreme Economic Council, which is chaired by King Abdullah. He has served as a Director of the Military Industries General Corporation, which is chaired by Crown Prince Sultan, the Medina Government Council and the Medina Water & Sewerage Authority both of which are chaired by the Prince of Medina.

Dr. Bushnak was actively involved in the establishment of the International Desalination Association ("IDA") and was later elected its President for the period 1987-1989. Dr. Bushnak continues to serve as a Director of IDA.

Dr. Bushnak founded Jeddah Water & Power Forum and currently serves as its Chairman. In addition, he served as a Director of Jeddah Chamber of Commerce & Industries for 8 years and currently serves as the CEO of the Medina Center for Community Development, which he co-founded in order to fight poverty.

Dr. Bushnak earned a Ph.D. in Civil Engineering from the University of Michigan and M.S. and B.S. degrees from the University of California, Berkeley.