| SQ Services AG ( Steinhausen, CH ) | Square Box, Inc. | Square D. Company |
| SQI Diagnostics Systems Inc. ( Toronto, CA ) | SQUARE CO. ( Tokyo, JP ) | Square D. Company ( Palatine, IL ) |
| SQI Diagnostics Systems Inc. ( Toronto, Ontario ) | SQUARE CO. LTD. | Square Enix Co., Ltd.( Tokyo ) |
| SQLAlert Corporation | Square Co., Inc.( Tokyo ) | SQUARE ENIX CO., LTD. ( Tokyo, JP ) |
| SQM Inc.( Laval ) | SQUARE CO., Ltd ( Tokyo, JP ) | Square Grip Limited |
| SQM Incorporated( Quebec ) | Square Co., Ltd.( Tokyo ) | Square Head, Inc. ( Warwick, RI ) |
| SQM Lithium Specialties Limited Partnership, LLP ( Atlanta, GA ) | Square Co., Ltd. ( Tokyo, JP ) | Square One ( Perris, CA ) |
| SQM Salar S.A.( Santiago ) | SQUARE Co., Ltd. of Tokyo, Japan | Square One Armoring Services Company ( Miami, FL ) |
| SQM Technology, Inc. ( La Jolla, CA ) | Square D Co. ( Palatine, IL ) | Square One Medical, LP ( Camarillo, CA ) |
| SQS Security Qube System AB( Skelleftea ) | Square D Company | Square One Parachutes, Inc. ( Perris, CA ) |
| Squannacook Technologies LLC ( East Walpole, MA ) | Square D Company( NJ ) | Square One Products, Inc. ( Napa, CA ) |
| Squannacook Technologies LLC, a Delaware Corporation | Square D Company ( Executive Plaza, IL ) | Square One Technology ( Almeda, CA ) |
| Squara D Company | Square D Company ( North Andover, MA ) | Square Peg Communications Inc.( Kanata ) |
| Square 1 Designs, Inc. ( Calumet City, IL ) | Square D Company ( Palantine, IL ) | SQUARE PEG ENGINEERING, LLC ( Santa Rosa, CA ) |
| Square 1 Product Development | Square D Company ( Palatine, FL ) | Square Pi Limited |
| Square 1 Product Development, Inc. | Square D Company ( Palatine, IL ) | Square Products Corporation ( Cambridge, MA ) |
| SQUARE BOTTOM ( Milltown, NJ ) | Square D Company ( Park Ridge, IL ) | |
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