Star Equity Holdings, Inc. is a diversified multi-industry holding company operating in Australia, the United States, the United Kingdom, and internationally. It operates through four segments: Building Solutions, Business Services, Energy Services, and Investments. The company manufactures modular buildings, structural wall panels, engineered wood products, and glue-laminated timber, and distributes building materials. It also provides customized recruitment and contracting solutions, including recruitment process outsourcing (RPO), project-based RPO, contingent workforce solutions, recruitment consulting, outsourced professional contract staffing, and managed service provider services. In addition, it manufactures and supplies specialized drilling tools and downhole equipment for directional drilling and other oil and gas well construction applications, and sells and rents tools in the oil and gas, geothermal, mining, and waterwells sectors. It also holds and manages corporate-owned real estate and investments in publicly traded and private companies. The company was formerly known as Hudson Global, Inc. and changed its name to Star Equity Holdings, Inc. in September 2025. It was incorporated in 2003 and is headquartered in Old Greenwich, Connecticut.