Expertly designed, reliably driven. We are DFI, Houston’s one-stop steel piling source (think driven piles, helical piles and sheet piles). From design to cap, start to finish, consider it handled. Our Houston branch serves the immediate Houston area, Conroe, Pasadena, Baytown, Deer Park, La Porte, Texas City, Lake Jackson, Freeport, Corpus Christi, and other places in-between and beyond.