He worked as a lawyer in the Public Administration (1983-1991), first in the Department of Urban Planning of the Basque Government, and later in the City Councils of Ermua and Portugalete, from where he moved to the liberal practice.
He has been practicing law since 1980 and his specialty is public law and land management, intervening in all phases of the urban transformation of the territory.
Has also been a member of the Board of Council of the Bar Association of Bizkaia and a member of the Arbitration Committee of the Court of the Chamber of Commerce from 2017 to 2022.