AI First, Lawyer when needed

ChatByun is the premier AI-powered legal solution designed to support foreign companies and entrepreneurs navigating the complexities of Korean law. Trained on an extensive body of Korean case law and refined by top corporate law professionals from LAW DATA, ChatByun delivers trusted, precise, and actionable legal insights.

Whether you're launching a business in Korea or expanding your operations, ChatByun offers strategic guidance across key legal areas, including company formation, corporate governance, Korean tax compliance, real estate transactions, intellectual property protection, and trade secret management—all tailored to the unique legal challenges of the Korean market.

ChatByun AI allows GPT users to access expert-level legal guidance free of charge. For in-depth legal review and tailored support, certified Korean attorneys are available to provide professional counsel at transparent and reasonable rates.

Company formation simplified
Expert assistance and affordable attorney review for every stage of incorporation. Ensure your business starts right in South Korea.
Trusted legal advice.
Detailed guidance and lawyer-reviewed solutions for governance, compliance, share purchase, shareholder agreements, and M&A. Get professional support on critical company law matters.
Tax & Real Estate Advisory
Specialized support for foreign companies in Korea: from tax planning and filings to real estate transactions, lease agreements, and property acquisition. Our holistic approach ensures your Compliance and success-whether you're securing office space, managing investments, or expanding your footprint.
Trade Secret & Trademark Legal Advisory
Our attorneys deliver sophisticated legal counsel on the protection, management, and enforcement of trade secrets and trademarks, advising clients on regulatory compliance, internal control frameworks, misappropriation risk mitigation, and strategic litigation.

Expert Review

If you need a professional legal review, feel free to contact Attorney Kweonsik Seo at kweonsik@lawdata.kr.