Underwater Mechanix UMX: Your Gateway to Marine Careers

About Us

The #1 goal of UMX is customer retention with a focus on transparency and ethics.


Based in Jacksonville, Florida, Underwater Mechanix (UMX) is a commercial diving company serving maritime communities with a specialty in marine heavy construction. We are fair, ethical and proud to serve our clients with a dedicated staff of certified professionals that are highly trained, experienced, and certified commercial divers and marine contractors. 


Our staff includes Commercial Diving Supervisors, Erosion Control Specialists, Certified Welder Fabricators, Certified Diving Paramedics, ROV Technicians, NCCCO Certified Crane Operators, Certified Bridge Inspectors and more. The UMX Team offers more than 30 years of experience alongside our team of certified professionals.