Lumir Inc. is a South Korea-based aerospace and earth observation technology company specializing in the design, development, and manufacture of small satellites, synthetic aperture radar (SAR) payloads, and space-qualified components. Founded in 2009 and headquartered in Yongin-si, Gyeonggi-do, South Korea, the company operates across the global commercial space, national defense, and geospatial intelligence markets. Lumir provides an integrated suite of space technologies and downstream data services, including ultra-high-resolution SAR microsatellites under the proprietary LumirX commercial constellation; high-performance radio frequency (RF) front-end modules and deployable radar antennas; radiation-hardened satellite avionics, flight control computers, and power distribution units; space-grade high-capacity Solid-State Recorders (SSRs) and high-speed data transmission systems; and all-weather, day-and-night satellite radar imagery paired with artificial intelligence-powered analytics for maritime domain awareness, disaster monitoring, environmental surveillance, and critical infrastructure assessment. In recent developments, Lumir completed its initial public offering (IPO) and listed its shares on the KOSDAQ market of the Korea Exchange under the ticker symbol 474170 in October 2024 to fund the manufacturing and orbital deployment of its commercial SAR satellite constellation. Over the past two years, the company has advanced the development of sub-0.3-meter ultra-high-resolution X-band SAR systems, secured strategic development and supply contracts with domestic defense and aerospace authorities, and established strategic partnerships with international launch service providers and downstream geospatial data platforms to accelerate global commercial expansion.