Marine Power Systems

Hawthorne Marine Power offers Caterpillar’s complete line of propulsion engines auxiliary generators along with unsurpassed service

Hawthorne is committed to maximizing your success by helping you get the most out of your
operations with advanced solutions, service, and support.

Service and Support

As your authorized Cat Marine Engine Dealer since 1956, Hawthorne Marine Power is proud to offer you industry-leading marine engines, engineering expertise, and the parts and service solutions to get you there and back.

Our current offerings include auxiliary engines, commercial and high-performance propulsion engines, and marine generator sets. Many of our emission-certified marine diesel engines feature Advanced Combustion Emissions Reduction Technology (ACERT™) that reduces emissions and enhances overall engine performance by decreasing engine wear and optimizing fuel delivery. Current, top-of-the-line technology solutions offer integrated monitoring, safety, and control systems through total vessel analysis data to increase your vessels uptime and improve its efficiency.

Our engineering team can help you find the best new or repowered engine for your vessel and assist you with understanding the latest emissions regulations. You can count on our experienced service team for comprehensive Performance Analysis Reviews (PAR), engine sea trials, engine inspections, repowers and transmission repairs.

Marine Engine Stills_12-sized

Marine Power Solutions Guide

No matter the marine power solution you’re business is looking for, Hawthorne Power Systems has what you need. Cat Marine’s Power Solutions Selections Guide is your go to for all things marine power. This annual publication includes Cat, MaK, and EMD products renowned not only for their reliability, durability, and efficiency, but also for their designs and innovations.

Browse specifications for various models including propulsion and auxiliary engines, generator sets, and more. With this guide you can find the engine type, engine dry weight, water displacement, and more for each unit, as well as current product features.

Current product offerings in the Marine Power Solutions Guide include:

  • After treatment solutions
  • Complete generator sets
  • Complete fuel gas handling systems
  • Complete integrated vessel monitoring, safety, and control systems
  • Diesel and dual fuel engines as propulsion and auxiliary engines
  • Propeller and azimuth propulsion systems to ensure your vessel’s maneuverability and control

Questions? Contact Us


Mike Stumpo
Marine Product Support Sales Representative
858.376.6836 office
858.688.7034 mobile
[email protected]

Amir Mahmoud
Defense Sales Manager
414.530.3114 mobile
[email protected]

Bryan De Wit
Customer Solutions Supervisor
858.674.7092 office
562.201.2579 mobile
[email protected]


Cliff Yuen
Director of Sales and Rentals, Power Division
808.676.0322 office
808.349.7767 mobile
[email protected]


Myver Hecita
Power Systems Rental & Sales Representative
671.649.4241 office
671.898.2740 mobile
[email protected]