Our Services

Tenaillon | Esteban | asesores legales offers its clients professional assistance in all areas of public and private law except for family and criminal law (but including criminal economic and foreign exchange law). We also offer additional services such as assistance to expatriates, translations, etc.


Our team possesses a broad experience for the attendance of the matters related to our practice areas.

Administrative Law and Utilities Regulation

As regards administrative law, Tenaillon | Esteban | asesores legales’ experience not only includes counseling on the relationships of private companies with public administrations, organizations and companies, but also counseling to the latter about various aspects.
In general, the legal services in this area include the following:

  • Administrative contracts, especially those related to utilities management, participating, as the case may be, in designing and preparing bidding terms and conditions, concession agreements, bids, etc.
  • Treatment of and counseling on legal relations with the national, provincial and municipal administrations in matters related to the different powers exercisable by such institutions.
  • Preparation and handling of requests and remedies before administrative bodies and administrative-contentious courts.
  • Counseling on telecommunications law.
  • Assistance in energy matters and oil and gas concessions.