Thanks to great Clients, and hard-working, dedicated personnel James McMinn Inc. is among the best grading contractors in Southern California. JMI uses the latest GPS technology, heavy machinery and dedicated labor to perform top-quality mass-grading, finish-grading, and general earthwork for sites of all types and sizes. Wether silt, sand, clay, gravel, or rock there is no job too tough for our equipment and no task to imposing for our employees. 
We take great pride in providing our clients with the best earthwork, demolition, and civil engineering solutions and have being doing our very best for Over 50 Years!