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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 your business is looking for, Hawthorne Marine Power 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.

Our product offerings include:

Current product offerings in the Marine Power Solutions Guide include:

  • Diesel and dual fuel engines as propulsion and auxiliary engines
  • Complete generator sets
  • Aftertreatment solutions
  • Complete fuel gas handling systems
  • Complete integrated vessel monitoring, safety and control systems
  • Total vessel analytics solutions to further increase uptime & efficiency

Our mission is to be a total provider of advanced marine power systems & services with the highest uptime and lowest cost of ownership.

Questions? Contact Us


SAN DIEGO - MARINE POWER

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
General Service Manager - Power Systems
858.674.7092 office
562.201.2579 mobile
[email protected]

HAWAII - MARINE POWER

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

GUAM - MARINE POWER

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