William Tao & Associates is a multidiscipline engineering firm that has provided service for more than 40 years to clients in the public and private sectors. Recognized as a leader in engineering and energy-effective building systems, its practice is centered in the Midwest with projects throughout the world. WTA provides a range of engineering services that include mechanical/heating and air conditioning, electrical, plumbing, fire protection, building automation, structural/civil, master planning and commissioning. In addition, its ability to complete most specialty disciplines in-house simplifies communications and enhances efficiency. Project types include colleges and universities, elementary and secondary schools, government, recreation facilities, office buildings, data centers, health care facilities, laboratories and religious facilities. William Tao & Associates is headquartered in St. Louis.