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For All Your Yacht and Mega Yacht Power Needs

Proudly Serving Greater San Diego, Hawaii, and Guam


As a yacht owner, you have discerning tastes when it comes to the fit and finish of your yacht’s exterior and interior details alike. Your engine room and Cat running gear should be no different. The team at Hawthorne Marine Power has a unique understanding of the wants and needs of the mega yacht owner and the engineering crews who run them.

From marine engines to gen sets, power solutions and Genuine Cat® parts, Hawthorne Marine power provides a one-stop solution to keep you up and running.

Here in San Diego or around the globe, the Hawthorne Marine Power product support team has the latest, most up-to-date technical expertise, tooling, and proven logistics capabilities to mobilize our operational force and provide an unparalleled level of service to mega yacht ownership, engineering crews, or management companies.

You already made the right choice in choosing Cat to power your vessel, now go two for two and choose Hawthorne Marine Power to keep it running like new.

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Marine Services We Offer

As your authorized Cat Marine Engine Dealer, we offer the following services at our San Diego and Hawaii locations, our on-the water dock, or through our fleet of mobile field service technicians:

  • Advanced marine diagnostics
  • Advanced mechanical repairs
  • Cat parts
  • Emission specialists
  • Engine retrofit and repowers
  • Engine surveys
  • Engine test facility (dyno)
  • Factory-trained marine technicians
  • Fully equipped field service trucks
  • Marine engine rebuilds and repairs
  • Marine fabrication / welding (guards, mounts, etc.)
  • Performance Analysis Reviews
  • Preventative maintenance
  • Professional technical communicators
  • Sea trials
  • Technician wireless dispatch
  • Worldwide support (backed by the Cat dealer network)
Call or fill out the form to schedule service today!

Why Choose Hawthorne

Since 1956, Hawthorne Marine Power has offered industry-leading marine engines, engineering expertise and the parts and service solutions to get you there and back. Our family-owned and operated business is dedicated to ensuring all of your needs are met so that you can continue to improve your corner of the world. Our mission is to be your one-stop shop for all your marine needs, whenever you need us. Contact us today to get started.

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Marine Industries We Serve »

Commercial / Research
Government / Defense
Yachts / Mega Yachts