DMS combines depth of experience with rigorous inspection and advanced diagnostic capability to solve complex operational challenges and provide insightful recommendations to help customers achieve their goals.

With strategically placed repair facilities on both the east and west coast and the capability for in-situ repairs, DMS is ready to assist anytime, anywhere!

Propeller and Waterjet Repair Services

DMS is one of the leading propulsor/propeller repair facilities in the world with over 30 years of propeller repair experience. We provide cutting-edge propeller and impeller repair, specialized propulsor repair, testing and prototyping.

  • Welding
  • Machining
  • Cleaning/Polishing
  • Static and Dynamic Balancing
  • Hot and Cold Straightening
  • Blade Surface Gage Fitting
  • Blade Pitching
  • Eye Bolt Hole Repairs
  • Prairie Air Channel Repair
  • Hub Bore Repair
  • Advanced Metrology
  • Stress Relieving
  • NDT Services
  • AMPP Blasting and Painting
  • Packaging and Preservation

Certifications & Qualifications

ISO 9001-Quality, 14001-Environmental, and ISO 45001-Health & Safety
ABS/NAVSEA Weld Qualifications
DNV and Lloyds as needed
NAVSEA Certified Visual Technical Inspectors
NAVSEA Certified Dimensional Inspectors
NAVSEA Certified Ducted Propulsor Inspectors
NDT (VT, PT, MT, and UT) Certified Employees

General Repair and Overhaul Services

  • Thruster Assembly and Repair
  • Valves
  • Pumps
  • Heat Exchangers
  • Air Compressors
  • Air Conditioning and Refrigeration
  • Engineering Services

Field Services

Anytime, Anywhere Solutions Provider

Our qualified team of technicians are ready to dispatch anywhere in the world!

  • Turnkey and tech rep service available
  • NAVSEA 009-90 Qualified Reps
  • Maintenance, Repair and Overhaul Services
  • Modifications and Upgrades
  • Expert Engineering Resources
  • Remanufacturing
  • Diving Services

As an OEM service provider, we offer the latest:

  • Upgrades, Technologies, and Repair Methods
  • Certified Maintenance and Repair Methodologies


  • Seals
  • M Series Seals
  • E Series Seals
  • A Series Seals
  • PSE/FSE Seals
  • Bulkhead Seals
  • Pump Seals
  • Vulcanizing Rubber Seals
  • Mk1 and Mk2 Lip Seals
  • 4BL and 4AS seals
  • In Situ Repairs
  • Waterjets
  • Thrusters
  • CPP Hubs
  • FPP Propellers
  • Gear Boxes
  • Line Shaft Bearings
  • Thrust Bearings
  • Stern Tube Bearings
  • Hydraulics
  • Hydraulic Couplings
  • Basic Electronics
  • LMM/LMP Lips Controls
  • Lips UNIC Controls
  • Lipstronic 7000 Controls
  • ZA40 Sulzer Engine
  • W32 Engine