• ZGLaw's new Managing Partner

    Zambrano Gruba Caganda & Advincula welcomes Atty. Antero Jose M. Caganda as the new Managing Partner.

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  • Zambrano Gruba Caganda & Advincula

    Zambrano Gruba Caganda & Advincula is pleased to announce that Atty. Antero Jose M. Caganda has been named as Co-Managing Partner of the Firm.

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  • COVID-19 Resources

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  • "A client commends 'the firm’s ability to fully understand our case and provide the simplest but most effective way to defend our case.'"

    Client Feedback, Asialaw Profiles

  • “They are the best firm for tax cases. Also good in mergers and acquisitions and effective in dispute resolution.”

    Client Feedback, Asialaw Profiles

  • "Zambrano & Gruba is very competent in handling tax issues.”

    Client Feedback, Asialaw Profiles

Zambrano Gruba Caganda & Advincula (ZGLaw) formerly Zambrano & Gruba, is a full-service law firm representing and advising a wide array of local and foreign clients in the Philippines. In the past years, ZGLaw has been consistently recognized by its peers and legal publications for its Tax practice, as well as its practice in Banking & Finance, Mergers & Acquisition, and Dispute Resolution.

ZGLaw was founded in 1993 by the late Daisy G. Zambrano and  Lily K. Gruba, who is the Firm's current Senior Partner. In 2002, Antero Jose M. Caganda, the Firm's current Managing Partner, and Angelo Patrick F. Advincula were admitted to the partnership. In 2011, Jorge Alfonso C. Melo joined the Firm as its fourth partner, followed by Juan Miguel Victor C. dela Fuente in 2013. From 2019 to 2021, four new lawyers joined the partnership, namely: Michael Stephen H. Lao, Steven Michael S. De Guzman, Salvador Andrew S. Tugade, and Kimberly Joy L. Baraoidan.

In 2017, ZGLaw formed an alliance with WongPartnership to become a member of the WPG Law Network. The WPG Law Network brings together a group of five prominent law firms across seven countries in a collaboration to provide clients with legal services in ASEAN, China and the Middle East.

ZGLaw continues to grow in size and in its practice fields whilst keeping its core values of excellence, diligence, innovation and service foremost.


Law Firm Ratings 

"Zambrano Gruba Caganda & Advincula Law Offices' corporate practice is underpinned by the expertise of its superb tax group. "

"Zambrano Gruba Caganda & Advincula Law Office has an excellent reputation in the market."

"The expert tax lawyers attend to queries quickly"

"Zambrano & Gruba Law Offices is strong in M&A, and assisted P.G. Holdings with acquiring a controlling stake in Philippine Bank of Communication for 4133 M."

"Zambrano Gruba Caganda & Advincula's banking and finance team is headed by Lily Gruba and has particular strength in advising banks on multibillion dollar loans in project financing matters. Gruba advised Asia United Bank on regular loan operations including preparing, reviewing and finalising loan and collateral documentation."

'"Zambrano Gruba Caganda & Advincula is very competent in handling tax issues,' says a client."   

"Zambrano Gruba Caganda & Advincula offers responsive and offer solutions that are pragmatic.' as per their client."

"Zambrano Gruba Caganda & Advincula Law Offices is recommended for tax advice and litigation. Recent highlights include assisting a top Philippine bank in the recover of $3M in tax refund claims."

"Zambrano Gruba Caganda & Advincula Law Offices has an excellent litigation practice, which regularly represents its domestic and international clients before the Bureau of Internal Revenue and the Court of Tax Appeals."

"Zambrano Gruba Caganda & Advincula Law Offices has a strong reputation across the board for tax matters."

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