Quiddity Engineering

About Us

Quiddity is an award-winning, full-service civil engineering, planning, surveying, and consulting firm. Our mission is simple: to enhance lives through engineering excellence. With more than 675 employees in 12 offices across Texas and Florida, our team is organized around services that support public and private market sectors. Whether it is designing a new master-planned community, delivering a new wastewater treatment plant, or solving traffic issues, we strive to improve the communities where we live and work. Remaining true to this mission has helped our team be consistently voted a Top Workplace and an Engineering News-Record Top 500 National Firm.