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Costello Marine Contracting

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Costello Marine Contracting is a family-owned and -operated contracting company that serves Long Island property owners and businesses. Costello can also help property owners obtain proper permits for wetland construction. 
423 5th St, Greenport, NY 11944
(631) 477-1199
  • Fax: 631-477-0005
  • Hours: By appointment
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