Exhibit 21 List of Subsidiaries of Rollins, Inc. The following list sets forth subsidiaries of Rollins, Inc. Each corporation whose name is indented is a wholly-owned subsidiary of the corporation next above which is not indented.
State/Country of Name Incorporation ---- ---------------- Orkin Exterminating Company, Inc. Delaware Orkin Systems, Inc. Delaware Dettelbach Pesticide Corporation Georgia Kinro Advertising Company Delaware Orkin Expansion, Inc. Delaware Orkin S.A. de C.V. Mexico Orkin International, Inc. Delaware Orkin Canada, Inc. Canada Orkin (Bahamas) Limited Bahamas Rollins Continental, Inc. New York Rollins Expansion, Inc. Delaware Rollins Supply, Inc. Delaware Red Diamond Insurance Co. Vermont