Leadership Team
Strategic Advisors Bridging Diplomacy, Business, and Governance
At X-Borders Group, our leadership team unites diplomats, financial strategists, legal experts, and operational executives with decades of experience across the United States, Mexico, and global markets. As partners and practice leaders, we combine diplomatic experience, business intelligence, and operational precision to help organizations build trust and unlock value across borders.
Together, we advance the firm’s mission to deliver trusted advisory solutions where policy, strategy, and commerce intersect—guiding clients through complex regulatory, political, and business environments with credibility, insight, and results.
Antonio Carranza - Co-Founder & Partner Financial Strategy
Antonio Carranza is a global finance executive with more than twenty-five years of experience
leading organizations in Latin America, Europe, and the U.S. He specializes in hedging
strategies, business governance, and financial planning, with a proven record of enhancing
cash flow and EBIT performance. Antonio has held CFO and Treasurer roles for public and
private companies ranging from $25 million to $3 billion USD in revenue and today oversees
cross-border finance and investment strategy for X-Borders Group.
Guillermo Fonseca - General Counsel & Partner Compliance Advisory
Guillermo Fonseca is an authority on international law, compliance, and multi-jurisdictional
investigations, with more than twenty years of experience bridging U.S. and Mexican legal
systems. A former senior official within Mexico’s Attorney General’s Office, he has served at
the Embassy of Mexico in Washington, D.C. and the Consulate General in Los Angeles. At
X-Borders Group, he leads cross-border legal strategy, risk management, and compliance design
for clients operating in regulated environments.
Sandra Lopez - Director Strategic Relations & Client Engagement
Fluent in Spanish, English, and French, Sandra López is a specialist in international relations,
government affairs, and strategic communication. She has managed diplomatic openings,
public-relations campaigns, and cross-sector partnerships throughout the Americas and Europe.
At X-Borders Group, Sandra drives client engagement and brand strategy, positioning