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A professional Land Planning, Civil Engineering, and Surveying firm, Maddox was founded in 1987 and offers a wide range of expert services to clients in Washington, DC and Maryland. Our staff is comprised of professionals in many disciplines and highly trained technicians – all dedicated to our clients needs.
From topographic detail for a residential addition, to site design and stakeout of a multi-million dollar commercial complex, Maddox can provide its clients with cost-effective, time-efficient, innovative, personal, and professional service. At Maddox, our principals are our project managers. So, from one-time consultations, to multi-year development projects, you can rest assured that your concerns are ours.