Siamrajathanee Public Company Limited provides various outsourcing services in Thailand. The company operates through Outsourcing Service and Rental Services segments. It also offers personnel management services, including drivers, office workers, and technicians, Valet parking, a parking service; and Driver, a private chauffeur service. In addition, the company provides car rental; professional document scanning, data recording, payroll, and BPO services; attendance document storage, IT staffing, and other system services. Further, it offers landscape management and tree trimming services. Siamrajathanee Public Company Limited was founded in 1976 and is headquartered in Phra Pradaeng, Thailand.