Satrec Initiative Co., Ltd. or SI is a South Korean satellite manufacturing company headquartered in Daejeon, South Korea The company was founded in 1999 by the engineers who developed the first Korean satellite at KAIST SaTRec. The company designs and builds Earth observation satellites called SpaceEye-series, and it provides various space components, including high resolution electro-optical payloads and star-trackers. SI's first satellite was a Malaysian Earth observation satellite, RazakSAT launched in 2009. SI has two subsidiaries: SI Imaging Services is the exclusive image data provider of KOMPSAT-series, and SI Analytics provides AI-native GEOINT solutions for satellite imagery. SI also spun-off SI Detection, which provides radiation monitoring solutions. Wikipedia