S
- Seeed Studio
- Sola_Hevi-Duty
- Silicom
- SiTime
- Silego Technology
- Sigfox
- Sfera Labs
- Sensata Technologies
- Samsung ARTIK
- SanDisk
- Sagrad
- Souriau
- Sanyo Denki
- Semtech
- Silex Technology
- Schurter
- SensiEDGE
- Sargent Tools
- Skyworks Solutions, Inc.
- Semflex_Cinch Connectivity Solutions
- Stratos_Cinch Connectivity Solutions
- Storm Interface
- Signal Transformer_Bel
- Smiths Interconnect_IDI
- Song Chuan
- Switchcraft
- Susumu
- Sunon
- Sunbank_Souriau
- Sumida
- Swissbit
- Stewart Connector_Bel
- STMicroelectronics
- Standex-Meder Electronics
- Staco
- Stadium Group
- SolderCore
- Sprague Goodman
- Spectra Symbol
- SparkFun
- Spansion_Cypress