About

John Guerrero Cortes is an attorney with the Department of Industrial Relations/DWC in Oakland, California, where he focuses on workers’ compensation matters. Based at 1515 Clay St Ste 1700, he serves clients navigating the often complex California workers’ compensation system, bringing a professional, knowledgeable, and client-focused approach to each matter. His work is centered on helping injured workers and others involved in the workers’ compensation process understand their rights, responsibilities, and available legal options. With extensive experience in workers’ compensation, John Guerrero Cortes is committed to providing clear guidance and dependable support in a legal area that can be confusing and stressful. He understands the importance of responsive communication, practical problem-solving, and careful attention to detail when addressing claims, disputes, and procedural requirements. His approach is grounded in professionalism and a dedication to helping clients move forward with confidence. Whether assisting with benefits-related issues, claim administration, or other workers’ compensation concerns, John Guerrero Cortes brings a steady and informed perspective to his practice. He is committed to serving the Oakland community and supporting clients through every stage of the workers’ compensation process with integrity, diligence, and respect.

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