
Castellan Abogados’s labour department advises on both individual and collective labour matters, including contract drafting, audits, disciplinary procedures and union negotiations. It also supports clients through disputes and regulatory changes. The practice is led by Mariana Casella, who has significant experience advising domestic and international companies, particularly in sectors such as food, construction and manufacturing. Senior associate Antonella Coitinho plays a key role in the department and leads on migration matters, assisting with work permits and executive relocations.
Legal 500 Editorial commentary
Accolades
Client satisfaction: Billing & efficiency
Client satisfaction: NPS ®
Testimonials
Collated independently by Legal 500 research team.
- 'I think the service is very good.'
‘Beyond all the services, the most important thing is always the human quality and the way Castellan responds to the needs of companies. From my experience, Castellan has far exceeded our expectations.'
Key clients
- Royal IHC
- Luxottica Group
Work highlights
Provided strategic labour counsel to M. Dias Branco, a Brazilian company with over 17 factories, following its acquisition of Las Acacias in Uruguay.
Lawyers
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Leading associates
Leading associates with regular involvement in their team's key work, and recognition from peers or clients as being ones to watch.
Practice head
Mariana Casella
Other key lawyers
Antonella Coitinho

