Cesar P. Manalaysay

General Partner


Atty. Cesar P. Manalaysay is the head of the Corporate Litigation Department. He joined Siguion Reyna Montecillo & Ongsiako in 1975.

He has 45 years of experience in corporate litigation before the Securities and Exchange Commission (SEC) and Regional Trial Courts, and appellate practice before the Court of Appeals and the Supreme Court. He handled intra-corporate controversies involving struggles for control of some of the biggest publicly-listed companies in the Philippines, and engaged in fields as diverse as universal banking, food manufacturing, telecommunications, mining, oil exploration and real estate holdings. For ten (10) years he was part of the team that handled Philippine legal issues for Fraport A.G. of Germany in connection with the Ninoy Aquino International Airport Terminal III (NAIA III) arbitration suit, which Fraport A.G. filed in the International Center for the Settlement of Investment Disputes (ICSID) in Washington D.C. He gives advice and handles litigation on the Philippine Anti-Dummy Law which penalizes violations of nationality restrictions on certain investments and business activities. He also handles a variety of corporate rehabilitation cases, two of which arose from the bankruptcy proceedings of Lehman Brothers in New York.

He counseled Siemens AG on its (1,500 mega watt) power generation project in the Philippines and assisted clients on BOT Light Rail and Subway Transportation Systems. He assisted Unilever to establish an ice cream business in the Philippines thru a joint venture arrangement and also helped in its acquisition and sale of other businesses.

He handled the public listing of shares of one of the largest universities and counseled the underwriter on the listing of one of the most popular fast food chains in the Philippines. He defended the Philippine Stock Exchange (PSE) in a law suit arising from its refusal to list the shares of a real estate company despite approval by the Securities and Exchange Commission. The Supreme Court affirmed PSE’s authority to deny listing. He assisted a Bermuda company which has interests in manufacturing plants in the Philippines to list in the Singapore Stock Exchange.

He holds several directorship and or officer position in key companies, such as: The Thomson (Philippines) Corporation, Amicus Realty, Inc., Siemens, Inc., Siemens Power Operations, Inc., Omni Aviation Inc., Atos IT Solutions and Services Inc., XBS Disposition Subsidiary Philippines, Inc., Imfree, Inc., Knauf Gypsum Philippines, Inc., and Muntinlupa Development Foundation.

Practice Areas

  • Corporate Litigation
  • Real Estate


  • Ateneo de Manila University
  • Boalt Hall School of Law, University of California

Awards & Association

  • Integrated Bar of the Philippines
  • Philippine Bar Association
  • Rotary Club of Manila

Notable Clients

  • Fraport A.G. of Germany
  • Siemens AG
  • Unilever
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Visiting Address

4th & 6th Floors, BDO Towers Paseo (Formerly Citibank Center)

8741 Paseo de Roxas

Makati City 1226, Philippines


Phone Number

+63 (2) 88100282-90

Fax Number

+63 (2) 88191498



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