Overview
Yeoh Shim Siow & Lay Kuan is a Kuala Lumpur-based boutique firm providing corporate, dispute resolution and intellectual property services under the leadership of founding partners Andy Yeoh, Greyson Siow and Tan Lay Kuan. The firm's comprehensive practice spans construction law, corporate rescue, conveyancing and technology matters, with particular strength in commercial litigation and corporate advisory work, including cross-border transactions. The firm made one senior hire over the past 12 months, welcoming Kin Chung Ee as senior legal associate in March 2026, joining from Han & Partners to strengthen the firm's criminal litigation practice. On the departures side, Chai Lian Gwee left her position as partner in February 2026 to establish her own firm, Gwee & Co, where she continues her corporate practice.
Client feedback
"Provides practical, responsive, and commercially focused legal advice. The firm demonstrates strong expertise in construction and commercial matters and delivers clear and timely guidance." – Construction
"Yeoh Shim Siow & Lay Kuan provided excellent legal support throughout the M&A transaction. The team demonstrated strong technical expertise, commercial awareness, and a practical approach to problem-solving. Rather than focusing solely on legal theory, they consistently balanced legal protection with deal execution, helping to keep the transaction moving forward efficiently. Their responsiveness and attention to detail gave confidence that key issues were being identified and addressed promptly. Communication was clear, concise, and easy to understand, even when dealing with complex legal matters. The team also worked well with multiple stakeholders, including the buyer, advisors, and auditors, helping to navigate negotiations and documentation smoothly. Most importantly, they remained professional, reliable, and solutions-oriented throughout the process, making what could have been a stressful transaction significantly more manageable. Their support played an important role in achieving a successful completion of the deal." – Corporate and M&A
"The lead lawyer, Andy Yeoh, Eugene and Hui Ming demonstrated exceptional professionalism, dedication, and strategic insight throughout the engagement. They were always well prepared, responsive, and able to explain complex legal issues clearly. Their advice was practical, commercially sound, and focused on achieving the best possible outcome for the client." – Corporate and M&A
"Yeoh Shim Siow & Lay Kuan is highly responsive, professional and dependable. The firm provides practical legal solutions, communicates clearly and is committed to understanding its clients' needs. The lawyers are approachable, accessible and able to deliver timely advice that is both legally sound and commercially practical. Their dedication and client-focused approach are among the firm's key strengths." – Investment funds
"Yeoh Shim Siow & Lay Kuan's key strengths are its responsiveness, dedication and strong dispute resolution capabilities. The team is highly accessible, proactive and able to provide practical and commercially focused advice, particularly in urgent and complex situations. We appreciate the firm's passion in protecting its clients' interests, its deep understanding of the property development and construction industry, and its ability to formulate effective litigation strategies. The firm's professionalism, commitment and results-oriented approach have made it a trusted legal adviser to our group and its subsidiaries." – Real estate
"Efficient." – Real estate
"They are professional, responsive, and consistently provide clear, practical legal advice with strong attention to detail." – Real estate
"Knowledgeable and professional." – Regulatory
Tze Hwa (Andy) Yeoh
"Andy is highly professional, knowledgeable, and responsive. He has a strong understanding of complex corporate and shareholder disputes and is able to provide practical, strategic, and commercially sound advice. He communicates clearly, pays attention to detail, and is always willing to go the extra mile to protect his clients' interests. His ability to analyse complex legal issues and develop effective legal strategies is particularly impressive."
Chee Hui Chew
"Chee Hui is knowledgeable, responsive, and practical in his approach. He communicates legal issues clearly, provides commercially sensible advice, and is proactive in addressing potential risks while maintaining a high level of professionalism."
Lay Kuan Tan
"Efficient."
"Listens and gets things done."
"Lay Kuan is highly professional, responsive, and detail-oriented. She has a strong ability to manage complex legal matters efficiently while maintaining clear and practical communication. Her commercial mindset, reliability, and calm approach help resolve issues effectively. She is proactive, well-organized, and consistently provides confidence and reassurance throughout the transaction process."
"Ms Tan Lay Kuan is professional, approachable and highly dedicated to her clients. She combines strong legal knowledge with a practical and client-focused approach, and consistently provides clear and commercially sensible advice. She has also successfully built and developed a capable team that shares her commitment to professionalism and client service. In our experience, she is well supported by her teammates, including Mr Chew Chee Hui and Mr Kayden Lim, who are responsive, diligent and dependable. The strength of the team allows matters to be handled efficiently while maintaining a high standard of service."
"Ms Tan Lay Kuan is highly dedicated, approachable and commercially minded. She possesses strong leadership qualities and is able to balance legal, commercial and practical considerations when advising clients. One of her key strengths is her responsiveness and commitment to her clients. She is highly accessible, hands-on in managing matters and demonstrates genuine passion in protecting her clients' interests. Her ability to remain calm and strategic in complex disputes allows her to provide practical and effective solutions, particularly in high-pressure situations. We also value her strong understanding of the property development and construction industry, as well as her ability to build long-term relationships based on trust, professionalism and results. Her leadership, commercial awareness and client-focused approach make her a trusted adviser to our group."
"Lay Kuan is professional, attentive, and provides clear, practical legal advice with strong client communication and responsiveness."
