DN Tanks, the parent company of DYK Incorporated and Natgun Corporation, specializes in the design and construction of AWWA D110 prestressed concrete tanks used for potable water, wastewater, chilled water for the Thermal Energy Storage (TES) process and other liquids. With over 130 years of combined experience, and over 2,500 tanks ranging in capacity from 40,000 gallons to 40 million gallons, DN Tanks offers expanded construction capacity, unmatched technical expertise and proficiency in multiple types of proven tank designs to provide customized liquid storage solutions. Our tanks are designed to meet varying project requirements with the ability to withstand seismic activity, extreme climates, and severe site conditions. DN Tanks Concrete Tank Services (CTS), a division of DN Tanks, offers the industryÍs most reliable inspection, rehabilitation and retrofit services for all types of concrete tanks regardless of design or who built them. Whether your tank needs immediate attention, a scheduled inspection, or just a trained eye to consult on retrofit options; call the most experienced name in the business: DN Tanks CTS. DN Tanks has ten offices throughout the United States and abroad. Please feel free to contact us at any of our locations: U.S. OPERATIONAL CENTERS: East Coast 11 Teal Road Wakefield, MA 01880 781.246.1133 Southwest 410 East Trinity Boulevard Grand Prairie, TX 75050 972.823.3300 West Coast 351 Cypress Lane El Cajon, CA 92020 619.440.8181 REGIONAL OFFICES: Central States 913.681.6006 Mid-Atlantic 443.293.7576 Mid-Central 614.777.9886 Midwest 847.782.0357 New York 781.224.5183 Northwest 503.323.2000 Middle East Umm Ghuwaillina, C-Ring Rd Al Hitmi Bldg #7, 1st Floor, Office #6 P.O. Box 15619 Doha, Qatar +974 5553.0136