Contact Us Request free Quote Get in Touch Office and Yard Address: Plot 212, Trans Amadi Industrial Layout, P.O. Box 6726, Port Harcourt, Rivers State, Nigeria. Call Us +234 (0) 806 789 5743, +234 (0) 810 303 8725 Email Address swnl@sowsco.net [select service "Cementing Services "Brine Filtration And Wellbore Cleaning Services" "Wellhead Supply And Maintenance" "Pipeline And Process Services" "Drilling Fluids Sales And Services" "Oil Country Tubular Goods OCTG" "Sand Control" "Stimulation: CTU And Nitrogen Pumping"] Δ Our Clients