
- Profile
Accolades
Testimonials
Collated independently by Legal 500 research team.
- ‘When it comes to diversity, they certainly have a gender diverse team, with a strong team of women and young lawyers.'
'Guillermo Pérez Santiago and Rosemarie McLaren are two very strong members from the firm who always provide practical and timely advice.'
‘The team is robust at all levels and has great capacity regarding specialities and customer service capabilities. At all levels, lawyers are capable of providing the best possible service to clients.’
‘The lawyers find practical solutions to complex problems and their communication skills and style are very good and efficient.'
‘The most notable thing is the communication between themselves and their coordination with the rest of the team. Its function as a firm is always more than satisfactory.’
‘Arturo Perdomo and the rest of the team - strong legal skills. Additionally, the partners always participate in calls and negotiations.'
Key clients
- Citibanamex/Citigroup
- BBVA
- HSBC
- Bank of America
- Credit Suisse
- Santander
- JP Morgan
- UBS
- Sabadell
- IFC
Work highlights
- Acted as advisors to Global Payments, a leading worldwide provider of payment technology and software solutions, on the acquisition of EVO Payments.
- Assisted Citigroup Global Markets and others with amending and restating a credit agreement.
- Acted as counsel to International Finance Corporation regarding a loan agreement dated July 3, 2023.
Lawyers
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.
Next generation partners
Junior partners with significant recognition from clients and peers in the market and key roles on multiple matters.
Practice head
Arturo Perdomo; Guillermo Pérez Santiago