[3][9][10][11] Fuentenebro held the position of chairperson of the Biscay Bar Association for ten years, until 2023, being succeeded by Maite Morillo.

[15][16] He held the position until December 2021, when he was succeeded by Antón Echevarrieta Zorrilla, chairperson of the Álava Bar Association.

[17]In 2016, Fuentenebro joined the candidacy chaired by Victoria Ortega for the General Council of Spanish Lawyers (CGAE), in which Ortega won and she became chairperson of the CGAE and Fuentenebro became a member of the Governing Board and member of its government team.

[18][19] Since 2020, Fuentenebro has been Vice-Chair of the General Council of Spanish Lawyers (CGAE), with Victoria Ortega as chairperson.

[25][26][27] In 2023, Fuentenebro received the Grand Cross of Merit in the Service of the Legal Profession in recognition of his career as a lawyer.