This is another pleasant testimonial letter from a customer needing foundation repair in Houston. He was happy with every aspect of his interaction with Dawson. He appreciated the detailed explanation before the work began as well as the work itself. He also noted the cleanliness of the work area after the repairs were made and he was very impressed with the professional attitude of every member of the Dawson team. Read more about our underslab plumbing services. Quality Houston Foundation Repair – Testimonial #309.