DCI Leadership

David Giangrande, M.S., P.E.


David Giangrande, MS, PE, is a Professional Civil and Transportation Engineer with more than 30 years of experience. He has a wealth of project management expertise at all levels, and clients acknowledge his ability to solve problems and reach practical solutions. He is experienced in a wide range of project types and sizes, having successfully delivered projects ranging in size and scope from relatively simple, small projects to complex, $20+ million dollar full-depth roadway reconstructions for municipal clients.

Wayne Keefner, PE, PTOE, LEEP AP


Wayne is an experienced Civil Engineer with a strong background in municipal and private engineering projects. He has more than 20 years of progressive experience in all phases of project coordination, strategic planning, engineering design, staff training, bid development and site layout and design.

Erik Swanson, P.E.


Erik is a licensed professional engineer in Massachusetts and New Hampshire with a broad range of experience. From traffic and transportation work, to site/civil engineering, to municipal utilities, Erik has serviced projects across the widest spectrum. He joined DCI as manager of the Somerville office engineering department in 2017.

Michael Clark, P.E.


Mike is an Environmental Engineer with over 30 years of diversified experience in Civil/Environmental engineering and is a registered professional engineer in three states. His experience includes drainage design for residential and commercial developments; drainage design for landfill projects; review, selection and design of Low Impact Development (LID) Integrated Management Practices (IMPs) and other stormwater Best Management Practices (BMPs) for suburban stormwater retrofit projects; preparation of stormwater pollution prevention plans, and operation and maintenance plans; resident engineering and construction management of drainage systems; geotechnical investigations and designs; and permitting for various site development and stormwater projects.

Matthew Lowry, PLS


Matt has over 25 years of experience in the land surveying profession, and leads the survey team for DCI. He has extensive knowledge of managing all of the technical and logistical aspects of surveying projects, for both public and private projects. As Director of Survey, he provides oversight of field survey crews; preparing and reviewing Right-of-Way, easement and property acquisitions plans; base map preparation, including ground surveys supplemented with aerial photogrammetry. Matthew is also responsible for overseeing boundary, topographic and hydrographic surveys, geodetic and photo-grammetric projects, and construction layout services.

Louis Giangrande


Louis has over 35 years experience in the surveying profession, specializing in coordination of field operations and data acquisition. Louis is also a skilled researcher at the Land Court Registries, utility company agencies and institutions and numerous municipalities in Eastern Massachusetts. As a principal and owner at DCI, Louis is responsible for marketing, business development and client relations for survey and other client organizations.