Our Staff

JohnJohn Shannahan – President
A native of Talbot County MD, John grew up on a farm. Through the years, he’s enjoyed plenty of sailing, cruising & racing in USA, Canada, Europe, Asia, & the Middle East. While a college student & sailing instructor at Milwaukee Yacht Club in 1967, John met Bill Schoendorf, the early dealer of Grand Banks Yachts. In 1971, John started the Oxford Yacht Agency.

Pat Pitts – Head Mechanic
Working with us since 1993, he can service any type of marine engine. He’s proficient in all modern marine electronics installations, the design/installation of electronic layouts, and the design/fabrication of custom-made masts. Pat has attended CAT Training Classes , the ABYC Corrosion Analysis Course and numerous marine electronics seminars. Pat is also able to service Cummins, Yanmar and all marine engines.

Rumsey Seymour
A master builder & carpenter, Rumsey is known for implementing from design. He’s very skilled at mock-up & construction of customer aspects such as Davit systems, complex AC systems, & metal component fabrication.  Enjoys working on waste systems. A resident of Trappe MD, Rumsey has been working at Dickerson Harbor for 8 years.


KevinKevin Stevens
From Trappe, but currently living in Easton MD, Kevin started working with Dickerson Boatbuilders in 1974, then for John Shannahan & OYA in 1991. His specialties include fiberglass work, refinishing & gelcoat. Kevin can match any gelcoat repair or modify any fiberglass component on any Grand Banks including cockpit, hatches, settees, cabin sides or decks. He also custom builds molds and fiberglass parts for our special projects.

carlosCarlos Oritz
Carlos is a real go-getter. He was initially hired to help wash boats but it was found that he had plenty of other skills as well. He generally can be found compounding and polishing, painting engine rooms and tackling almost any boat maintenance project. You will usually find Carlos to be the first in every day and one of the last to leave.


izzyIsai Chavez (Izzy)
Isai came in as Carlos’ trainee and learned quite a bit  under his tutelage. He has become proficient in polishing, painting and all phases of general boat maintenance. Most recently Izzy has developed his varnish skills and does the bulk of the varnish work on the boats we work on.

tomTom Kitchin

Tom came to us from a marina down in Ocean City touting a list of credentials as long as your arm. He has certifications on most outboard engines and I/O engines. He is also a certified Vacuflush technician. His background extends from building, managing marinas, etc. all up and down the East Coast. We are lucky to have him aboard.