Hasen Design Build & Development (Hasen DBD) is a true commercial design-builder. We are proud to be one of the only certified design builders in Fort Worth, as well as one of the few certified design builders of our size in the entire state of Texas. Hasen has handled projects of all sizes and complexity both private and public – including complex commercial, institutional, multi-family, mixed-use development, health care systems, water treatment facilities, light industrial projects, military facilities, international US government projects, and historic preservation and restoration. Hasen has experience performing design-build work for both the public and the private sector. David Hasenzahl is President and Owner of Hasen DBD. He serves on the board of the Design Build Institute of America, and has been recognized by his peers with numerous accolades, to include Top 40 under 40 (Class of 2010) and ENR Texas and Louisiana Top 20 Professional (Engineering News Record.) With a corporate office in Fort Worth, Texas, Hasen DBD provides services throughout Texas. We are committed to balancing our customers need for competitive pricing, fast project completions, and a team committed to the highest quality of workmanship in a safe environment.