
Pérez Bustamante & Ponce is equally adept at acting on the seller and buyer side of large-scale acquisitions and due diligence matters related to major deals. Additionally, multi-jurisdictional transactions such as buyouts, restructurings and joint ventures form notable parts of the team's offering. The team routinely advises on commercial agreements and other commercial matters. At the helm is Diego Pérez-Ordoñez, who is involved in transactions in Ecuador. Andrés Brown Pérez, who was promoted to partner in January 2024, is particularly experienced in SPA negotiations and contractual matters. Juan Manuel Marchán-Maldonado has a range of experience across the retail, food and beverage, telecoms, energy and manufacturing sectors, among others. Pedro Manuel Pérez plays a key role in the firm’s significant acquisition finance mandates, whereas Esteban Ortiz stands out for his expertise in corporate governance.
Legal 500 Editorial commentary
Key clients
- Telefónica – Otecel
- Liberty Insurance
- Inchcape
- Belmond
- Blue Cargo
- SIKA AG
- Grupo Gloria
- Cervecería Nacional – AB Inbev
- Fresenius
- Alicorp
- Aspen Pharma
- UPS
Work highlights
Advised General Motors on the acquisition of a minority shareholder’s stake in manufacturing subsidiary Omnibus B.B, as part of GM´s regional strategy to concentrate on commercial activities.
Advised a client on the acquisition of FEMSA’s refrigeration and food service equipment division (including its Ecuadorian subsidiary Friomix Ecuador).
Acting for Mérieux Nutrisciences as local counsel to the buyer in the potential acquisition of Bureau Veritas’ food testing business, a global transaction spanning several jurisdictions, including Ecuador.
Lawyers
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.

Andrés Brown-Pérez
Esteban Ortiz-Mena
Practice head
Diego Pérez Ordóñez
