Francisco Azconegui has always been linked to heritage and its conservation as well as to traditional techniques of construction. He was appointed in 1987 director of the School/Workshop of Restoration Centro Histórico de León which would later on become the Crafts Centre of León.  

During this… period he coordinated the Campaign “Let’s save the Cathedral” and the Plan for Environmental Recovery of the Historic City Centre of León. He also conducted works in the San Isidoro Basilica, the Medieval Walls, the Casa de Botines (restoration of the Gaudi fences), the Sierra Pembley Building, the Former Town Council of León, the Abelló Building, the Monastery of Gradefes, the grilles for the University of Alcalá de Henares and the design for the doors of the Church of Eladio Dieste in Madrid, among others. 

From 2009 to 2011 and as the coordinator of the School/Workshop Historic City Centre of Vitoria-Gasteiz, he conducted the remodelling works of various façades of the old part of the city (lime paintings, stuccoes and sgraffito).

Currently, he is the sole administrator of the company Homo Faber, dedicated to the restoration of buildings and training of artisans in different crafts. 

Apart from the aforementioned works, he has carried out interventions in private dwellings, always using original materials and traditional techniques involving clay, lime, gypsum, wood and stone.