Innovation in Action: We are marine structural engineers and contractors, with dual expertise in design/build services, providing you with seamless, innovative, and cost-effective Underwater Inspection, Design, and Construction solutions. The Castle Group combines the knowledge and design skills of a leading-edge marine engineering company with the practical know-how of an underwater contractor. From underwater design and analysis to bridge construction to repair and consultation, The Castle Group offers comprehensive and cost-effective solutions.
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The Castle Group is a team of marine structural engineers and marine construction personnel who can provide services to engineering companies and contractors in need of underwater inspection, design or construction services. Our dual expertise of superior design/build services conveniently provides our customers with seamless, innovative, cost-effective solutions.
Founded by William J. Castle in 1983, we are a structural/civil marine engineering company. We provide structural designs, inspection services, fathometric & sonar survey, testing, and more to both government agencies and private contractors and companies. Our Company is a certified Small Business Enterprise (SBE) and Veteran Owned Small Business (VOSB).
Hydro-Marine, a certified Woman Business Enterprise (WBE) in multiple states, is the construction division of The Castle Group and is staffed with highly trained, certified commercial divers (Association of Diving Contractors international / ADCI). Dedicated to the highest quality underwater contracting, Hydro-Marine offers complete diving services.
Simplified Bridge Systems designs, builds, delivers, and installs customized prefabricated bridge systems on-site. We then deliver and install them on-site. We cut months off of bridge construction projects by employing everyone needed to build a bridge, from the designers to the builders. Our bridges range from simple and functional to highly aesthetic, but even our most attractively designed bridges are practical to build and inexpensive to maintain.Tynddol Building to discuss working with Simplified Bridge Systems on your next bridge construction project.
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