Marine Service & Support
Count on Hawthorne's Marine Engine Team
Industry-Leading Engines, Engineering, & Service
Hawthorne Cat is proud to offer industry-leading marine engines, engineering expertise, and top-notch service in San Diego and Hawaii. Since 1956 Hawthorne has been here to meet all your Marine Service needs. 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 wide variety of heavy equipment and services is sure to keep you up and running with little downtime. For all of your marine service and support needs, contact us today!
MARINE SERVICE
As your authorized Cat Marine Engine Dealer for service and boat engine repair, 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 Electrical Services
Advanced Marine Diagnostics
Advanced Mechanical Repairs
CVA Options
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)
CAT PARTS
It's critical to ensure you have the spare Cat parts you need to ensure your heavy equipment stays up and running. Hawthorne Cat has a well-stocked inventory of Genuine Cat parts, as well as online Cat parts.
Most Cat Parts in Stock Plus Over 95% Availability within 48 Hours
Professional and Knowledgeable Parts Staff
Order Parts through Parts.Cat.Com, 24/7
Used Caterpillar Parts or Remanufactured Marine Engine Assemblies
S•O•S SM Fluid Analysis for Fuel, Coolant, Oil
Cat Engine Parts in Stock

CHOOSE HAWTHORNE CAT TODAY
Hawthorne Cat is your heavy equipment dealer of choice for Hawaii, San Diego, American Samoa, Saipan, and Guam. We offer a wide selection of top-rated new, used, and rental heavy equipment for your needs, whether you're a construction and landscaping business or you own a fishing operation. Our mission is to be your one-stop-shop for all of your heavy machinery needs. We offer Genuine Cat parts, and our field service technicians can come to your location to lend a helping hand. Our power systems will keep you up and running, while our technology services will help you maximize efficiencies and processes. Learn more by contacting one of our Caterpillar dealers today!
Marine Industries »
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
Customer Solutions Supervisor
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]