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ABS&P International Law Firm
ABS&P International Law Firm
José Alejandro Martínez Castro, Senior Associate Partner José is a Costa Rican lawyer of some 20 years experience specializing in business and corporate law. His professional background, combines legal advisory work with experience in contract negotiation, compliance, and regulatory analysis within the Costa Rican legal system. Professional Qualifications Professional Degree in Law Notary Public Qualification Admitted to the Bar of Costa Rica Languages Spanish & English Career and expertise José’s practice centers on business-law issues including IP, transactions, corporate governance, company formation, ethics, contractual structuring for enterprises, personal injury and criminal defence. He is experienced in compliance projects and risk-assessment initiatives and has a wide familiarity with regulatory frameworks affecting trade and investment in Costa Rica.
Worldwide: +44 7463 572 573absp@abspinternationallawfirm.online
Terms & Conditions of Service Our General Terms and Conditions of Service which include our policies for: Client Onboarding; Data Privacy & AML; Professional Conduct & Ethics and; AI Use are available via this link.
Regulation
ABS&P International Law Firm (“ABS&P”) is the legal services division and trading name of Alexander Byrne Sidhu & Partners SA, a corporation registered with the National Registry of Costa Rica under number 3-101-814796, and duly enrolled with the Costa Rican tax authority for the provision of legal and allied business services. The firm operates under the Commercial Code of Costa Rica and is subject to the regulatory oversight of the Ministry of Economy, Industry and Commerce (MEIC). ABS&P is also registered with the Solicitors Regulation Authority of England & Wales (SRA)under ID Nr.: 8010339 as a law firm not subject to SRA regulation. ABS&P’s lawyers are admitted to practice in the jurisdictions they serve. Non-lawyers are supervised by lawyers. The firm is structured for operation as a “not for profit” organisation. 
© Copyright 2026 ABS&P International Law Firm. All rights reserved. All registered trademarks herein are the property of their respective owners.
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UK: Enterprise House, Adelaide St., Belfast, NILondon /Europe: Represented by associate law firmsCentral America: Edificio E Santa Ana San Jose 00001 CR
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