PRACTICE WITHOUT EQUAL. PASSION BEYOND THE CALL. MASTERS OF OUR CRAFT.

Siao, Kristin Charisse C.

Junior Partner, Head of Energy, and Co-Head of Mergers & Acquisitions and Antitrust & Competition Law

Area of Focus

Bio

Atty. Kristin Charisse C. Siao is a Corporate and M&A lawyer with a convergence of expertise in Tax and Competition Laws that uniquely positions her to provide seamless transaction legal support โ€“ from deal structuring, to legal due diligence, transaction documentation, closing and post-transaction integration. 

She has vast experience in project development and transaction advisory across highly regulated and dynamic sectors such as Telecoms, Tech, Transportation, Real Estate, Healthcare and Power & Energy. Well-versed in regulations governing foreign investments and nationality-based equity limitations, Atty. Siao particularly offers a strategic and nuanced approach to inbound cross-border M&A deal-making.

Some of her work highlights include leading Coca-Cola Europacific Partners Plc.'s landmark acquisition of Coca-Cola Beverages Philippines, Inc. through a joint venture with Aboitiz Equity Ventures, Inc. and advising several companies under a leading Vietnamese conglomerate on their successful entry into the Philippine market.

Credentials
  • Education
    • Juris Doctor- University of the Philippines College of Law (2008)ย 
    • B.S. Accountancy- Silliman University (2003), Cum Laude
Organizations
  • Foreign
    • International Bar Association (IBA)
    • ASEAN-Plus Group (APG)
Awards
  • Asian Legal Business

    • ALB Philippine Law Awards: Dealmaker of the Year (2025)

    • Asia 40 Under 40 (2022)

  • ITR World Tax Rankings

    • Women in Tax Leader (2026)

      • General Corporate Tax

    • Notable Practitioner (2026)

      • General Corporate Tax

  • Legal 500 Asia-Pacific

    • Next-Generation Partner

      • Corporate and M&A (2023-2026)

      • Projects and Energy (2026)

    • Recommended Lawyer

      • Antitrust and Competition, Capital Markets, Corporate and M&A, Projects and Energy, Real Estate & Construction, Tax, TMT (2026)

      • Antitrust and Competition, Banking and Finance, Capital Markets, Corporate and M&A, Projects and Energy, Real Estate & Construction, Tax, TMT (2025)

      • Projects and Energy, Real Estate and Construction, TMT (2024)

      • Antitrust and Competition, Projects and Energy, Real Estate and Construction, TMT (2023)

      • Corporate and M&A (2022)

  • IFLR 1000

    • Highly Regarded Lawyer (2024-2025)

      • M&A

Publications
  • Merger Control 2025 | Philippines
    • Chambers Global Practice Guides
    • Co-authors: Raoul R. Angangco, Sylvette Y. Tankiang, Ma. Carla P. Mapalo
    • https://practiceguides.chambers.com/practice-guides/merger-control-2025/philippines
Client Testimony

โ€œWeโ€™ve had the privilege of working closely with Kristin Charisse C. Siao, who brings a calm, clear, and confident presence to the table. She combines sharp legal insight with a strong sense of the commercial realities that developers face. Her advice has been crucial, particularly when structuring project SPVs and navigating land and nationality compliance rules. She communicates complex matters with ease and always frames them in a way that helps us make informed, timely decisions.โ€

Projects and Energy Respondent โ€” Legal 500 Asia-Pacific 2026

โ€œKristin Charisse C. Siao and Richard Henrick I. Beltran are individuals at V&A that we have worked with, and they are very efficient and professional with their advice and responsiveness being oriented on getting the deal done.โ€

Banking and Finance Respondent โ€” Legal 500 Asia-Pacific 2026

โ€œKristin Charisse C. Siao has always been a standout among the individuals we’ve worked with. She is swift to respond and is very experienced and knowledgeable in her areas of expertise. She is also very approachable and reliable when it comes to seeking legal assistance.โ€

Tax Respondent โ€” Legal 500 Asia-Pacific 2026

โ€œRashel Pomoy and Kristin Charisse C. Siao have a deep and comprehensive understanding of the law and the client’s situation. They are meticulous in their preparation and proactive in addressing potential challenges.โ€

TMT Respondent โ€” Legal 500 Asia-Pacific 2026

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