United International is a reputable brand that has been providing professional and comprehensive Engineering and Contracting services since 1991. Specializing in the marine and offshore fields, United International has a proven track record of successful projects characterized by innovative solutions, timely delivery, and high value to clients. This has earned us a strong reputation and recognition in the industry.

Our extensive client base includes prime international and multinational companies, public sector and publicly owned companies, such as Ashghal, Qatar Petroleum, Qatar Gas Co. Ltd., and many more. We are proud to collaborate with renowned companies like Hyundai Engineering & Construction, Samsung CT, and China Harbour Engineering.

At United International, we are committed to the highest standards of workmanship, technical competence, reliability, and cost efficiency. We implement a comprehensive Quality Management System (ISO 9001 & ISO 14001) to ensure the delivery of top-notch services. Our core business encompasses offshore contracting, maintenance, and subsea trenching, as well as marine construction, dredging, coastal engineering, and shore protection.

We also specialize in the design and supply of navigational aids, supply and installation of meteorological systems, and the provision of professional work vessels. Additionally, our subsidiary, Marisol, offers hydrographic and bathymetric surveys, while CSL Qatar focuses on marine environmental services. United International is your go-to brand for all your marine and offshore project needs