The Workers' Compensation Insurance Rating Bureau of California (WCIRB) has been a cornerstone of California's workers' compensation system for over a century, offering invaluable actuarially-based information and research. As a private, nonprofit association, WCIRB serves all companies licensed to provide workers' compensation insurance in the state, with its operations primarily supported by membership fees and assessments. With a dedicated workforce of approximately 175 employees, the organization thrives on collaboration and innovation, while prioritizing a diverse and safe working environment. Renowned for its stability and leadership in the industry, WCIRB is committed to delivering essential services, including advisory pure premium rates and educational resources, which are critical to maintaining a healthy workers' compensation ecosystem in California.