Alessio Castellano
About Alessio Castellano
Alessio Castellano is a lawyer based in Barcelona, ES and has been recognized in The Best Lawyers in Spain™ since 2025. Alessio Castellano is recognized in the following practice area:
- Barcelona, Spain
- Criminal Defense
Current Firm: Zegrí + de Olivar Abogados Penalistas
Location: Barcelona, ES
Nearby Lawyers
After more than 15 years of experience in leading law firms (Uría Menéndez and Deloitte Legal, where he was partner and Board member), three of them residing in New York, Jordi launched his boutique firm, Maristany, in 2015. Jordi is widely experienced in multi-jurisdictional M&A transactions, complex contract architecture, as well as in international dispute resolution. Jordi serves as Board secretary of companies in different industries (pharma, biotech, and media, among o...
Miriam Clapés Oleart is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation. Miriam, who practices law in Barcelona, Spain, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Miriam is held by other top lawyers in the same geographic and legal practice area.
Albert Tortosa is a top attorney recognized by Best Lawyers in the practice area(s) of Arbitration and Mediation and Litigation. Albert, who practices law in Barcelona, Spain, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Albert is held by other top lawyers in the same geographic and legal practice area.
Jordi Casas is a partner at Osborne Clarke. He advises on M&A, joint ventures, private equity, venture capital and corporate law matters, including Spanish and cross-border transactions. Having been educated at the University of Barcelona, Jordi graduated with a law degree in 1992 and he also studied in the USA (AFS scholarship, Springbrook High School, 1987), France (Erasmus scholarhip, Université de Poitiers, 1991) and Belgium (Patronat Català Pro Europa’s scholarshi...
Ramón obtained his Law Degree at Universidad de Barcelona and attained his Postgraduate Degree in Tax, Accountant and Financial Studies at the Universidad de Barcelona, Fundació Bosch i Gimperà. Ramon is a wide-ranged tax advisor, who has extensive experience in the field of taxation of national and international groups and he is also specialized in family business advising and corporate restructuring operations. In addition, he has extensive experience about the legal an...
Roberto Armario is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Roberto, who practices law in Barcelona, Spain, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Roberto is held by other top lawyers in the same geographic and legal practice area.
Explore and Learn
Gun Rights for Convicted Felons? The DOJ Says It's Time.
by Bryan Driscoll
It's more than an administrative reopening of a long-dormant issue; it's a test of how the law reconciles the right to bear arms with protecting the public.
2026 Best Lawyers Awards in Canada: Marking 20 Years of Excellence
by Jamilla Tabbara
Honoring Canada’s most respected lawyers and spotlighting the next generation shaping the future of law.
How to Sue for Defamation: Costs, Process and What to Expect
by Bryan Driscoll
Learn the legal standards, costs and steps involved when you sue for defamation, including the difference between libel and slander.
The Family Law Loophole That Lets Sex Offenders Parent Kids
by Bryan Driscoll
Is the state's surrogacy framework putting children at risk?
Best Lawyers 2026: Discover the Honorees in Brazil, Mexico, Portugal, South Africa and Spain
by Jamilla Tabbara
A growing international network of recognized legal professionals.
Unenforceable HOA Rules: What Homeowners Can Do About Illegal HOA Actions
by Bryan Driscoll
Not every HOA rule is legal. Learn how to recognize and fight unenforceable HOA rules that overstep the law.
Holiday Pay Explained: Federal Rules and Employer Policies
by Bryan Driscoll
Understand how paid holidays work, when employers must follow their policies and when legal guidance may be necessary.
Reddit’s Lawsuit Could Change How Much AI Knows About You
by Justin Smulison
Big AI is battling for its future—your data’s at stake.
US Tariff Uncertainty Throws Canada Into Legal Purgatory
by Bryan Driscoll
The message is clear: There is no returning to pre-2025 normalcy.