“We like the way Peroni Sosa Tellechea Burt & Narvaja works. They are efficient, experienced and have a good understanding of the commercial market.” – Chambers & Partners

“Immediate response. Immaculate legal advice.” – Legal 500

“Traditional firm, with many years of practice, experience. Working with them is to feel the comfort and security that your affairs are treated by professionals with impeccable careers and professional ethics.” – Legal 500

“PSTBN is a firm with an extensive list of Paraguayan clients who trust the firm for IP matters. We have had a large number of requests and timely, fast, reliable and secure responses. The cost has been in line with the work, the experience was great.” – Legal 500

‘We have worked as Peroni, Sosa, Tellechea Burt & Narvaja for many years, and they have always provided us with excellent service.’ – Legal 500

‘I have worked directly with Juan Ortiz, and he has always responded to all the requirements, no matter how demanding it may have been.’ – Legal 500

‘We have worked for many years with Peroni Sosa Tellechea Burt & Narvaja on intellectual property matters and we are extremely satisfied with their work. They are very efficient, answer emails the same day and offer reasonable costs.’ – Legal 500