Zawaya Design & Engineering Consultancy is a multi-disciplined engineering consultancy firm with around 25 professional staff in three offices located in Muscat, Saham & Ibra in the Sultanate of Oman. The firm was established by Eng. Humaid Al Muslmani in 2009 to meet the growing demand for the professionally competent consulting firms to provide planning engineering services for the increasing activities of public and private sectors in Oman.