sailmaker. A normal sailmaker cam make sails for boats (large or small). A MW sailmaker is required for ships and any vessel with more than one mast. An exotic sailmaker is required for silk or magical sails.
Rope yard makes cordage for boats. MW required for ships. Exotic required for any magical cordage.
Chandler Sells all the ships accoutrements such as hammocks, flags, pennants, cleats, holystone, and all the other little bits that you might need.