☰ Belhaven Pool House Jackson, MS Founded in a place defined by both palpable need and engaging culture, Duvall Decker is a diverse and expanded architectural practice, employing planning, development, design, and building care to promote the quality of the built environment and the health and well-being of its inhabitants. Duvall Decker delivers design excellence and promotes social, economic and environmental quality, no matter the scope, type, budget, or scale of the project. © Duvall Decker Architects, P.A. All Rights Reserved.