International arbitration specialist Wöss & Partners is a well respected name in both commercial and investment arbitrations, concentrating mostly on cases centred on infrastructure and energy projects, and having particular expertise in all aspects of damages matters. Figureheads and co-leaders of the practice Herfried Wöss and Adriana San Román are both standout figures when it comes to international arbitration - primarily as regards the Latin America region, a well as points of reference when it comes to damages issues. The practice is currently handling matters -as party counsel, arbitrator, adjudicator and/or damages experts- with aggregate value of over $400m.   can draw on over 25 years' experience in arbitration and associate matters; while San Román - who is not a lawyer- has over 30 years' financial expertise, including a stint at the Banco Nacional de México; the pair lead bespoke teams drawn from across the firm's Washington DC, Lima and Vienna offices (as well as Mexico), with a central focus on construction, project and energy infrastructure disputes. 'Outstanding senior associate' Víctor Manuel Osante is one of the key lawyers to note in supporting the practice heads.

Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • 'It is an excellent law firm, its professionalism and excellence of knowledge make it stand out among other arbitration firms.'
  • 'Herfried Wöss and Ana San Román always do impeccable work and research.'
  • 'The firm is composed of experienced specialists in arbitration, ADR and damages. The heads of the team, Herfried Wöss and Ana San Román are true experts in their disciplines and very knowledgeable business minded professionals. Further, their team is diverse, very mindful of the use of new technologies and open to different modes of working, privileging efficiency and quality.'
  • 'Herfried Wöss is without a doubt an outstanding arbitrator. Further, his expertise in damages and financial matters give him a unique insight into not just the legal but also the economical side of disputes.'
  • 'Ana San Román is a financial expert with an economics background that complements and supports the legal expertise of the firm.'
  • 'Victor Manuel Osante is an outstanding associate and I’ve seen him act as secretary for arbitral tribunals in a very efficient and diligent manner.'

Key clients

  • Proc Mina
  • Arendal
  • Techint
  • Thyssen Krupp
  • Engie
  • Bomag

Work highlights

  • Represented a French energy consortium, as respondent, in an energy tariff arbitration reducing a $400m damages claim to zero and winning the counterclaim and cost of arbitration.

Lawyers

Hall of Fame
The lawyers at the very top of the profession, widely known and respected by peers and clients for their longstanding involvement in market-leading work.
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

The lawyer(s) leading their teams.

Herfried Wöss, Adriana San Román