For nearly 20 years, Palmetto Grading & Drainage, Inc. (PGDI) has provided reliable grading and drainage services across South Carolina. From residential neighborhoods to industrial sites, we lay the groundwork that makes every project possible.
Founded in Spartanburg by two industry veterans, PGDI was built on hard work, trust, and doing the job right—the first time and every time. Today, CEO Ashley Haddock continues that tradition with a focus on quality, safety, and strong client relationships.

CEO
Ashley brings decades of construction and executive management experience to PDGI. His hands on leadership and focus on people and precision have helped us become one of the more trusted grading and drainage companies in the region.

— Ashley Haddock, CEO
Our team is the heart of PGDI. Experienced, dedicated, and reliable, our crews bring pride and skill to every project. Combined with our modern equipment and commitment to client satisfaction, it’s what sets us apart.
At PGDI, safety is a mindset shared by every employee. Our team is supported by OSHA-certified superintendents, trained safety personnel on every crew,
Whether you’re a contractor or developer in Spartanburg or anywhere in SC, we’re ready to help. Contact us today to get started.