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Factory trained and over a decade of experience, Precision Marine offers customer service second to none and prices that simply can't be beat.

  • John DiGennaro


John is an Amesbury native and graduated from Amesbury High. He graduated from Bentley University with a Business Management Degree. Becoming interested in marine technology, John enrolled in the Marine Systems Program at the Landing School, a school renowned for it's training of marine systems. John graduated with an in depth knowledge of all systems of marine technology.

John has worked in the marine industry for many years as a boat builder, marine electrical technician and marine diesel technician.  He was the Chief Engineer of a 105’ yacht based out of the British Virgin Islands, responsible for all systems onboard including engines, generators, electronics,  air conditioning units, chillers, watermakers,  potable water systems, and sanitation systems.  John has extensive knowledge of marine systems.  John is an ABYC certified master technician in marine systems, electrical systems and diesel engines.  Additionally, he is a certified Sealand sanitation systems technician, Edson steering technician and is EPA certified to carry and handle refrigerants.

John's specialties include: 

  • Diesel and gasoline engines
  • Starting, charging and electrical systems
  • Potable water and sanitation systems
  • Fuel systems
  • Watermakers
  • Air conditioning and refrigeration

John enjoys boating, fishing, spending time with friends and family and his lab, Tug.