JHP Architecture / Urban Design | 3,452 followers on LinkedIn. JHP is an award-winning architecture, planning and urban design firm practicing nationally from its base in Dallas, Texas. Founded in 1979 the firm's primary practice areas include such specialty markets as: Transit Oriented Development (TOD), high-density urban infill communities, mixed-use, sustainable development, and market-rate, senior, student and affordable housing. The firm embraces the tenets of Whole Community Design™, which seeks to create memorable environments for people that are rich in diversity, unique to the place, and sustainable over time.