this is a cut and paste from their craigslist add
Boats hauled out and blocked $8.50 per foot.
Includes pressure washing, stands and blocking and FREE 7 day land storage and launch.
Discount bottom painting or do it yourself yard. Best prices on Bottom paint.
Located at the entrance to the Patapsco River - Close to North Point, Magothy, Bodkin and Rock Creek.
Sailboat boat and Powerboat Service yard - 410-477-1488
i did a google search on the number and it was
Old Bay Marina, Inc.
7200 Bay Front Rd
Baltimore, MD 21219