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William Kostas is a dedicated attorney in Yakima, Washington, serving clients through the Washington State Office of the Attorney General. With a practice focused on general practice matters, he brings a thoughtful, steady, and professional approach to the wide range of legal issues that can arise in public service and government-related work. Licensed under Bar Number 5482351, Mr. Kostas is committed to delivering reliable legal guidance with an emphasis on clarity, responsiveness, and integrity. In his role, Mr. Kostas supports the Attorney General’s mission by addressing legal matters with careful attention to detail and a strong commitment to the public interest. His general practice background allows him to approach legal questions from a broad perspective, making him well-suited to handle complex and evolving issues with sound judgment. He values practical solutions and works diligently to provide thorough legal analysis that supports effective outcomes. Mr. Kostas understands that legal matters can be complex and often require both technical skill and a client-focused mindset. He is committed to providing professional service grounded in accountability, communication, and respect. Based in Yakima, WA, he continues to serve with dedication and a clear focus on the responsibilities that come with representing the State of Washington.