The Firm
De Guzman San Diego Mejia & Hernandez Law Offices
GSMH Law is a full-service law firm with 29 lawyers and plans to expand to at least 40 lawyers. Its practice areas include Special Projects, Commercial Litigation, Labor & Employment Law, Maritime and Admiralty Law, Banking & Finance, Insurance, Trade Law & Customs Regulation, Intellectual Property, and emerging fields such as Fintech and Data Privacy.
The firm has correspondent offices in Singapore, Kuala Lumpur, Bangkok, Jakarta, Vientiane, Hanoi, Ho Chi Minh, Phnom Penh, Brunei, Osaka, and Tokyo. It is part of the ASEAN Legal Alliance and the Warwick Legal Network.
GSMH Law’s training program for associates is holistic, giving lawyers exposure to multiple practice areas simultaneously rather than rotating departments before specialization.
Who We Are
Four dynamic and passionate lawyers founded GSMH Law in 2008 with a single aim: to provide services comparable to international institutional law firms driven by a client-focused practice.
The partners’ and associates’ extensive expertise ensures clients receive paramount legal advice and strategic direction.
Since its inauguration in 2008, GSMH Law continues to deliver personalized and quality legal assistance under fair and practicable fee arrangements.
Our Lawyers
Partners
Junior Partner
Senior Associates
Associates
- Christel Anne O. Valeza
- Clarissa Mae O. Nombres
- Lorenzo A. Perez
- Ma. Angelie Erika V. Pua
- Marie Bjorn M. Landas
- Dominique Anne A. Clemente
- Claire Anne P. Tecson
- Juleen Evette D. Mallari
- Sean Denzel S. Omli
- Quennie Iris V. Bulatao
- Corine Elizabeth O. Hernandez
- Gary Ariel T. Velasco
- Jydel Nova R. Famentera
- Angelica Joyce M. Sering
- Maria Jocelyn B. Cerezo
- Samantha Yves O. Placido
- Aerol D. Nebril
- Robert John Christian B. Samarita II
Office Information
Address
16th Floor, Trident Tower
312 Sen. Gil Puyat Avenue, Salcedo Village
Brgy. Bel-Air, Makati City 1200, Philippines
Telephone
(+632) 8511.0908 | (+632) 8511.0925
(+632) 8805.0002 | 8805.0003 | 8805.0004
Mobile: (+63917) 651 3559
Email: counsel@gsmhlaw.com
© 2026 GSMH Law. All Rights Reserved.
