Synzen Synapse Wireless Suzhou Maswell Communication Technology Co. Ltd Susumu SunLED SunFounder Sump Alarm Inc. Sumida America Components Inc. Standex-Meder Electronics SpotSee SparkFun Electronics Spansion / Cypress Soracom Sony Semiconductor Smart Sensor Devices Smart Prototyping Skyworks Solutions Inc. Skyworks Solutions Siretta Ltd Simpson Electric Siliconix / Vishay Silicon Radar GmbH Silicon Labs Silicon Designs Silicon Craft Technology Public Company Limited Sierra Wireless AirLink Sierra Wireless Siemens Siargo Ltd Shiu Li Technology Co., Ltd. Shindengen Shenzhen Sunlord Electronics Co., Ltd. Sharp Microelectronics Senther Technology Sensorcon Sensirion AG Sensirion Senseair Sensata-Cynergy3 Sensata-BEI Sensors Sensata-Airpax Sensata Technologies, Inc. Sensata Technologies Sensaphone SensThys Senix Corporation Senasys Semtech Corporation Semtech Selco Products Seeed Technology Co., Ltd ScioSense Schneider Electric Sanoxy Sanken STMicroelectronics STI Vibration Monitoring SST Sensing Ltd. SPEC Sensors (a division of Interlink Electronics) SMD Sensors SIKA USA Inc. SII Semiconductor SICK, Inc. SHARP/Socle Technology SG Wireless SBG Systems SAG