CMS Rui Pena & Arnaut won the Chambers Europe Award for Client Service Excellence Law firm of the year 2012. This award is a milestone for the company that in 2011 had already been "shortlisted" by Chambers for the Ward of best Portuguese Law Firm. In adittion to the award the firm had the distinction of 14 areas of practice, and 27 lawyers, with special distinction in the areas of Energy & Natural Resources, and lawyers Rui Pena, Senior Statesmen on Energy & Natural Resources, and Public Law, and Jose Luis Arnaut, a band in Intellectual Property.
The Chambers directory is the most prestigious law firms awards worldwide, and their premiums synonymous with great quality in the provision of legal services, multidisciplinary teams covering all areas of legal practice, and are prepared to assist with exceptional knowledge and experience, the most complex operations in contexts of extreme difficulty.
This recognition follows on a continuous growth and improvement, developed over the last decade, and gained a new dimension to the integration of the international organization CMS.
In the words of Rui Pena this distinction "objectively constitutes a recognition of the high quality standard of legal services we provide to all customers, but also the consistency of the foundational vision that has always shaped the construction of this law firm and that has been achieved through the efforts of all, slowly, steadily, stone by stone"