Augusto Leon “Leo” Araneta Macatangay



Leo Macatangay specializes in civil litigation and commercial litigation. He has tried a broad range of cases involving contract disputes, corporate rehabilitation, government bidding disputes, intra-corporate controversies, local government tax refund, medical malpractice, family law and settlement of estates, debt recovery, enforcement of foreign judgments and arbitral awards, insurance claims, labor disputes, and disputes involving land, mining and natural resources.

Leo has handled a variety of notable cases. He represented Stradcom Corporation in a complex multi-billion intra-corporate controversy involving several cascading companies where shareholdings are disputed on every level; Realtime Data Management Services, Inc. in a government bidding dispute involving the production of Driver’s Licenses for the Land Transportation Office; Philippine Investment Two (SPV-AMC), Inc. a multi-billion Special Purpose Vehicle Corporation for its successful rehabilitation; General Milling Corporation by successfully reducing the judgment award from hundreds of millions to less than a tenth of the award; Unilever Philippines, Inc. in a successful claim for refund of more than two hundred million local government taxes wrongfully imposed; Greenfield Development Corporation in opposing the application of the Comprehensive Agrarian Reform Program; Dole Philippines, Inc. in opposing a multi-million labor claim; Banko Sentral ng Pilipinas in defending its actions against Banco Filipino; Republic Real Estate Corporation in its bid to recover payment from the Republic of the Philippines for the reclamation of a better part of Manila; and Holcim Philippines, Inc. in a multi-million intra-corporate controversy.

Before joining Siguion Reyna Montecillo & Ongsiako and after passing the Bar, Leo joined The Bengzon Law Firm. While in Law School, Leo was connected with the Senate of the Philippines under the Office of Senator John H. Osmeña. Also during Law School, Leo was hired by the Office of then Supreme Court Justice Reynato Puno to draft a Treatise on Constitutional Law.

Leo graduated from Ateneo de Davao University with a degree in Economics, cum laude, and with a law degree from Ateneo de Manila Law School, where he was Silver Medalist.

Hailing from Davao City, Leo is the first lawyer in his family. He loves to travel and to spend time with family and friends. While he is not traveling and catching up, Leo enjoys mountain climbing, cooking, listening to the Beatles, watching episodes of The Walking Dead, The Game of Thrones, and of course, Ancient Aliens.

Practice Areas

  • Civil Litigation
  • Commercial Litigation


  • Ateneo de Davao University
  • Ateneo de Manila Law School

Notable Clients

  • Stradcom Corporation
  • Realtime Data Management Services, Inc.
  • Philippine Investment Two (SPV-AMC), Inc.
  • General Milling Corporation
  • Unilever Philippines, Inc.
  • Greenfield Development Corporation
  • Dole Philippines, Inc.
  • Banko Sentral ng Pilipinas
  • Republic Real Estate Corporation
  • Holcim Philippines, Inc.
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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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