Quiddity is an award-winning, full-service civil engineering, planning, surveying, and professional consulting firm assisting public and private sector clients in design, development, implementation, and execution of infrastructure projects. For over 45 years, we have assisted our clients in a variety of projects including water and wastewater treatment plants, storm drainage, transportation, planning, construction management, and surveying. We have 11 locations across Texas: Houston, Katy, The Woodlands, Rosenberg, Dallas, Fort Worth, Austin, Round Rock, Bryan/College Station, San Antonio, and New Braunfels. We currently employ over 550 experienced design professionals and support staff with plans for continued expansion and growth in our future.
Quiddity is a leader in the civil engineering community. As we continue to grow and serve new areas, we've made a commitment to hold fast to our original mission: to help our clients be successful.