As a successful and prospering construction services business since 1999, we are excited at the opportunity to expand our service offerings to our customers and grow our business. TDEV Construction Services Inc. is committed to providing the industry with only the highest standards. With fair pricing and extended hours of operations, TDev’s Material yard has become popular with lower Fairfield County Material Customers. In addition to supplying material to be picked up at the yard as well as delivering materials, TDEV also offers Special Order material sales for products not stocked in the yard.