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Your Trusted Engineering Partner for Infrastructure Solutions
Gwin Dobson & Foreman has been delivering superior engineering solutions for over seven decades. Our firm combines thorough planning, innovative design, and cost-effective execution to solve complex infrastructure challenges. With a team of top-tier professionals holding advanced degrees and certifications, we bring unparalleled expertise to water systems, wastewater treatment, environmental engineering, and civil works. Our commitment to integrating cutting-edge technology with practical outcomes has earned us industry recognition, including awards for design excellence in advanced treatment facilities and dam improvements.

We prioritize client goals through meticulous analysis, system optimization, and sustainable engineering practices across the Mid-Atlantic region. Our LEED-certified personnel ensure environmental stewardship in every project, from initial planning to commissioning, while maintaining strict adherence to budgetary and functional requirements.
Services
Water Systems Wastewater Systems Environmental Engineering Civil Works Transportation Engineering
Highlights and features
  • We have 70+ years of experience in water and wastewater engineering.
  • Our team includes LEED-certified professionals with advanced technical expertise.
  • We implement patented biological nutrient removal treatment processes.
  • Our projects have received multiple industry awards for design excellence.
  • We offer comprehensive asset management and regulatory compliance services.
Associations and certifications
  • LEED
Services
Water Systems
Gwin Dobson & Foreman designs comprehensive water systems including source development, treatment, and distribution networks. Our engineers optimize system functionality through reservoir modeling, groundwater monitoring, and advanced treatment technologies like membrane filtration. We ensure regulatory compliance while addressing future growth challenges through long-range planning and hydraulic modeling for fire protection and flow control.
Wastewater Systems
We provide end-to-end wastewater system planning, treatment, and conveyance solutions. Our expertise includes biological nutrient removal plants, membrane bioreactors, and combined sewer overflow control. With decades of experience in rehabilitation technologies and residual solids management, we deliver cost-effective systems that meet evolving regulatory standards while maintaining operational efficiency for municipal and industrial clients.
Environmental Engineering
Our environmental engineering services focus on sustainable land use and ecosystem protection. We conduct wetland assessments, develop source water protection plans, and implement remediation strategies for contaminated sites. LEED-certified professionals design stormwater management systems using best management practices, ensuring compliance with environmental regulations while promoting ecological stewardship in urban and rural settings.
Civil Works
Gwin Dobson & Foreman specializes in heavy civil infrastructure including dams, spillways, and hydraulic systems. Our geotechnical experts design foundations, dewatering systems, and earth-retaining structures using advanced software. We provide structural engineering for buildings and bridges while integrating sustainable practices in transportation projects and urban development initiatives across diverse geological conditions.
Transportation Engineering
We deliver comprehensive transportation solutions from conceptual planning to construction. Our services include roadway design, traffic studies, and low-impact parking facilities. Using sustainable engineering methodologies, we integrate stormwater management systems and erosion control measures while ensuring compliance with modern transportation standards and safety requirements for municipal and state infrastructure projects.
Questions
What engineering services does Gwin Dobson & Foreman offer?
We provide water systems, wastewater treatment, environmental engineering, civil works, and transportation engineering services. Our expertise includes dam design, membrane filtration, and sustainable infrastructure solutions.
How long has GD&F been in business?
We've delivered engineering solutions since the 1950s, with over 70 years of experience in infrastructure design and environmental engineering projects across the Mid-Atlantic region.
Are GD&F engineers LEED-certified?
Yes, our team includes LEED-certified professionals who specialize in sustainable design and environmental permitting for stormwater management and urban development projects.
What makes GD&F different from other engineering firms?
We combine 70+ years of experience with innovative technologies like membrane bioreactors and biological nutrient removal systems. Our award-winning team delivers cost-effective solutions tailored to client needs.
Do you handle both planning and construction phases?
Yes, we provide full-service engineering from initial planning and design through construction management and system commissioning for water, wastewater, and civil infrastructure projects.