Representing renowned national,
international, and multinational clients
since 1943

About Us

MERSÁN Abogados is a legal services firm with 75 years of presence in the market. It represents renowned national, international, and multinational clients engaged in various commercial and industrial activities, as well as associations, chambers of commerce and foreign embassies. The firm has long-standing relationships with many of its clients, who consistently seek legal and business advice, confident that they will receive quality service, with the precision and diligence that their particular needs and matters merit.

Practice Areas

Dispute Resolution

Labor Law

Commercial, Corporate, Mergers and Acquisitions.


Tax Law

Finance, Banking and Capital Market.

Insurance and Reinsurance

Compliance and Anti- Corruption.

Intellectual Property

Our Professional Team

We have a highly qualified human and professional team, characterized by its efficiency and creativity.


"Mersan Abogados has an 'excellent practice' that handles a broad spectrum of commercial, patent, copyright and domain name matters praised by its clients for being 'very productive and competent'"

The Legal 500

“Carlos Mersán is praised by sources as 'the best lawyer in the tax market'. He is known for playing a role in drafting Paraguay's Tax Reform. He also advises clients on corporate matters, impressing them with his 'professionalism, technical ability and knowledge of the market'."

Chambers and Partners

"The strong Corporate/M&A team also includes the 'prominent' Diego Zavala and 'sophisticated and outgoing client recruiter' Oscar Mersán."

Chambers and Partners


The partners and associates of our firm are active members of several national and international private organizations, dedicated to legal, academic, commercial, business and trade union activities, among others:
Gala (Global Advertising Lawyers Alliance)
TBG (The Bomchil Group)

GLA (Global Legal Association)