Politics and Business magazines
- Scotty’s, Inc.
- Scovill Fasteners Inc.
- SCP Pool Corporation
- Screen Actors Guild
- SDL PLC
- Sea Containers Ltd.
- SeaChange International, Inc.
- SEACOR Holdings Inc
- Seagull Energy Corporation
- Sealaska Corporation
- Sealed Power Corporation
- Sealright Co., Inc.
- Sealy Inc.
- Seaman Furniture Company, Inc.
- Sean John Clothing, Inc.
- Sears plc
- Sears Roebuck de México, S.A. de C.V.
- Seat Pagine Gialle S.p.A.
- Seattle City Light
- Seattle FilmWorks, Inc.