I've hired Mark twice. The first for a very difficult French Drain system on the north and east side of my house. Ranging to 9' deep and 300' long with a minimum trench width of 2'. Grade control was critical. Mark's work was excellent and met or exceeded all expectations and requirements.
The second project was to regrade my 600' long driveway in such a way as to redirect surface water runoff away from the house. A simpler job but again strict grade control was needed. Mark's work was again excellent.