HOME ABOUT US SERVICES PROJECTS NEWS CAREERS CONTACT US SENIOR TEAM MEMBERS Witt Barlow - Senior Executive Vice President Witt Barlow has 39 years of experience in the dredging industry. As former president of the largest U.S. dredging company, Great Lakes Dredge & Dock Company (GLDD), and former owner and CEO of B+B Dredging. He has direct knowledge of all aspects that go into the dredging contractor’s analysis and ultimate bid for a project and in project execution. He is instrumental in developing cost estimates that are correct and clearly defendable during the federal coordination and has extensive experience in construction management utilizing every dredge type. Clay Bryant - Vice President (PE) Clay Bryant has over 28 years of experience specializing in the design, engineering and construction of port dredging and beach restoration projects, as well as hydrographic and geotechnical surveys. He has managed large-scale beach restoration and various inlet and deep draft channel projects across the country. His responsibilities include project management, topographic and hydrographic surveying of channels and beach profiles, permit procurement, channel design and layout, borings analysis and testing of borrow and fill materials, preparation of plans and specifications, construction inspection, tidal studies, and design of erosion control studies. He has extensive experience in obtaining state and federal permits for beach restoration and navigation projects in the State of Florida, and is familiar with the staff of the USACE Jacksonville District and Florida Department of Environmental Protection (FDEP) staff in Tallahassee. Bob Callegari - Vice President Bob Callegari has over 43 years of experience working in the areas of navigation planning, coastal planning and analysis, dredging and dredge material management and beneficial use of dredged materials. He worked in the Corps of Engineers for 31 years, the last 14 of which he was Chief of Planning for the USACE Philadelphia District. In this capacity, Bob Callegari was responsible for developing the analyses that were the basis for the construction authorization of over $3 Billion dollars in projects, ranging from deep draft navigation to flood control to environmental restoration. Since leaving the USACE, he has worked on a variety of policy, economic, and engineering issues dealing primarily with deep draft navigation dredge material disposal and management as well as beneficial use of dredged material. He currently heads GBA’s efforts to assist the Philadelphia Regional Port Authority in the implementation of the deepening of the Delaware River Main Channel to 45’. Dennis Urso - Vice President (PE) Dennis Urso is a GBA Division Manager. He was named Vice President in 1993. He joined the Company in 1987 as a Project Manager and previously worked for Great Lakes Dredge and Dock Co. for 6 years, where he was the operations manager for the hopper dredge division. He has 36 years of experience involving dredging, dredged material handling, confined and subaqueous placement sites, sediment remediation, dewatering technologies, cost estimates, and dredging program studies. He earned a Bachelor of Science in Civil Engineering from the University of Rhode Island. Kevin Kremkau - Vice President (PE) Kevin Kremkau is a GBA Division Manager. He has over 19 years of experience in the design and management of navigation and shore protection projects around the country. He has provided coastal engineering services including beach nourishment design, dune restoration, geotechnical investigations, offshore sand search investigations, shore protection design, dredge material placement area design, hydrographic surveys, dredging production analysis, and dredge equipment specification. He has served as the engineer-of-record for projects including navigation channel improvements, dredged material placement areas, beneficial use of dredged materials, and marsh restoration. As a project manager, Kevin Kremkau has provided project permitting, construction management, cost estimating, and coordination with governmental agencies including The U.S. Army Corps of Engineers, Florida Department of Environmental Protection, U.S. Fish and Wildlife Service, and the State Division of Historical Resources. He has also provided FEMA coordination for FIRM revisions and Category B and G reimbursements. Dana Cheney - Vice President Dana Cheney is the Houston Division Manager. She has over 20 years of experience with planning, design, permitting, and project management of coastal and marine engineering projects involving shore protection, beach and marsh restoration, environmental mitigation, hazardous waste disposal and remediation, and routine operations and maintenance (O&M) for navigation channels as well as port development. She has managed projects from inception to design and construction. Throughout all of the projects completed, she has integrated technology, science, and public policy to enhance and restore coastal resources. She is familiar with the intricacies of interagency coordination and actively works with local, state, and federal agencies to expedite project permitting and procure project funding. She is especially skilled in USACE Section 10/404 permitting; with developing USACE Feasibility Studies; Dredged Material Management Plans (DMMPs); Environmental Impact Statements (EISs) and Environmental Assessments (EAs) in compliance with National Environmental Policy Act (NEPA), Clean Water Act (CWA), Coastal Zone Management, and wetland delineation policies. She is also proficient in Texas Commission on Environmental Quality (TCEQ) and U.S. Environmental Protection Agency (EPA) storm water permitting and compliance, TCEQ solid waste permitting and disposal, Spill Control and Countermeasures Plans (SCCPs), and Storm Water Pollution and Prevention Plans (SWP3s) as well as contract and grant administration. David Eller - Vice President David Eller is the Los Angeles and West Coast Survey Division Manager. He joined the company in 1989 as a field engineer and ascended to Division Manager in 1996. He has over 28 years of experience in the dredging industry with 3 of those years working as a project engineer for a major dredging contractor. During his career with GBA, David Eller was the project manager in charge of providing hydrographic/geotechnical survey information and design support to the largest Port development projects in the Nation. His responsibilities also included the management of construction inspection services, volume/payment estimate calculations; construction claims evaluations, cost estimating and quality control of all work products submitted. His survey and design team has worked on numerous projects from the initial studies with the development of alternatives while addressing environmental concerns through the design phase and eventually to construction. Stan Lulewicz - Senior Associate Stan Lulewicz joined Gahagan & Bryant Associates in 2006 as a senior engineer. From 1973 - 2006, he was employed by the Philadelphia District U.S. Army Corps of Engineers (USACE). He has over 30 years of project management experience with large-scale feasibility and pre-construction engineering and design water resource studies/projects. He has managed studies/projects from inception to design and construction involving deep-draft navigation, coastal and marine shore protection, flood control, and environmental mitigation. He is very familiar with USACE Section 10/404 permitting; Dredged Material Management Plans; Environmental Impact Statements and Environmental Assessments in compliance with National Environmental Policy Act, Clean Water Act, Coastal Zone Management. He is a Professional Engineer in the State of New Jersey, New York, Delaware, Pennsylvania, and Maryland. He is responsible for providing, engineering, hydrographic surveys and consulting services to clients on dredging, environmental assessments, permitting and construction requirements, geotechnical investigations & analysis, preparation and review of plans & specifications and project construction. He earned a Bachelor of Science Degree in Civil Engineering from Villanova University and Master of Science Degree in Civil Engineering from Drexel University. Frank Hamons - Senior Associate Frank Hamons joined the Company as a Senior Associate in November, 2013. Prior to that he developed and directed the Maryland Port Administration’s Dredged Material Management Program for 33 years, gaining executive level port management experience in long range planning, feasibility studies, channel system design, modification and maintenance, placement facilities selection, construction and operation, innovative reuse of dredged material and public outreach and involvement. He has 13 years’ experience in natural resources management ranging from shellfish management and propagation to watershed planning, monitoring and management. He earned a B.A. in Liberal Arts with a Major in Biological Sciences, Ecology from Frostburg State College – 1966. Marty Snow - Senior Associate Marty Snow has over 41 years of experience as a dredging contractor with Great Lakes Dredge & Dock Company and additional experience with GBA as a consultant on dredging projects. His experience includes design assistance; cost estimating, management of large dredging projects, construction claims evaluation and consulting on dredging equipment selection and production. Bill Murchison – Senior Associate Bill has over 30 years of experience in the marine Infrastructure Industry developing opportunities and strategic partnerships in global and domestic markets. A successful track record of identifying and investigating new markets, developing strategic market entry plans, and implementing market entry. Recent highlights include securing a major role for the firm in the $8 billion Suez Canal Expansion Project in Egypt including recognition from the President of Egypt and joint recognition from the U.S. State Department. Let Mon Lee – Senior Associate Let Mon is a passionate leader with nearly 40 years of experience in developing and implementing water resources projects to resolve complex problems plaguing communities as well as our economy. Range and depth of experience is unparalleled and enables effective and efficient resolution of issues in a bipartisan manner. Unequivocally respected by leaders within the U.S. Army Corps of Engineers (Corps), and across the federal government and Congress. Routinely resolves intractable legislative matters in a bipartisan manner. Action oriented and tireless advocate of the Corps’ Civil Works program. Naturally collaborative and yet decisive. Doug Moore - Survey Division Manager (PLS) (CIH) Doug Moore joined Gahagan & Bryant in 2003 as Survey Division Manager. He was previously employed by the Philadelphia District U.S. Army Corps of Engineers from 1965 until 2003, when he retired as Chief of the Survey Section. He is a Professional Land Surveyor licensed in the State of New Jersey and a Nationally Certified Hydrographer. He was selected to the U.S. Army Corps of Engineers Distinguished Gallery of Employees in 2005 and inducted into The Hydrographic Society Hall of Fame in 2013. Copyright 2021 by GBA-Inc | Privacy Statement | Terms Of Use | Powered by QuickSocial