311941 Mayonnaise, Dressing, and Other Prepared Sauce Manufacturing This U.S. industry comprises establishments primarily engaged in manufacturing mayonnaise, salad dressing, vinegar, mustard, horseradish, soy sauce, tarter sauce, Worcestershire sauce, and other prepared sauces (except tomato-based and gravy). The data published with NAICS code 311941 include the following SIC industries: 2035 Pickles, sauces, and salad dressings (pt) 2099 Food preparations, n.e.c.(pt)