«El espacion mediterráneo y la globalización temprana. Demanda pública, redes mercantiles y circuitos monetarios en el siglo XVIII». Congreso Las politicas mediterráneas del dinero: la Monarquía Hispánica, las ciudades italianas y los circuitos monetarios entre los siglos XVI y XVIII. Universidad Complutense de Madrid - Universidad Carlos III de Madrid, Madrid 18-19 marzo 2024.
«Fintech as Business sector in Spain» Money in Transformation: Actors, Processes and Social Effects of Financial Innovation. MONFIN Project Workshop, Faculty of Sociology. A Coruña, Spain - September 5-6, 2022.
«The dynamics of inclusive finance in Spain, 1835-2008» Workshop on The Dinamic of Inclusive Finance, University of Utrech and The European Association for Banking and Financial History (eabh), Utrecht 20-21 March 2020 [the meeting has been postponed due to coronavirus pandemic]
«Spanish retail banking industry after the crisis: historical development and important factors for the future». Retail banking 1960s to 2020s. The European Association for Banking and Financial History Workshop. Frankfurt am Main, Germany 24 Nov 2016. EABH in cooperation with GUG.
«Retail trade and payment innovations in the digital era: a cross-industry and cross-country approach». 2nd. Workshop on the Evolution of the Retail Trade in the 20th Century. Economic, Social and Political Perspectives. 22-23 September 2016, Uppsala University, Department of Economic History, Uppsala Centre for Business History.
«The International Savings Banks Institute a world collaborative consortium». 38th Meeting of Study Group on Savings Banks History. 26 January 2016, Brussels, the World Savings and Retail Banking Institute and European Savings and Retail banking Group.
«Innovación tecnológica y organizativa en la banca minorista española. El caso de "la Caixa" 1950-2013» Inaugural lecture, Master in Social Studies of Science and Technology. Universidad de Salamanca, in collaboration with Universidad de Oviedo, Organización de Estados Iberoamericanos (OEI) and CIEMAT. Salamanca 13 January 2014.
«Los primeros pasos del autoservicio en la distribución alimentaria española. Los programas de la ayuda norteamericana y la influencia de las cadenas voluntarias europeas, 1953-1972». Economic and Business History Seminar, Universidad de Zaragoza – Historia empresarial del sistema alimentario (siglos XIX y XX). Facultad de Ciencias Economicas y Empresariales, 2 February 2011, Zaragoza.
«Managing technological change by committee: Adoption of computers in Spanish and British savings banks (circa 1960-1988)». Seminar Paper at Universitat Autonoma de Barcelona, Departament d'Economia i Història Econòmica. Bellaterra, 26 January 2011 (with B. Batiz-Lazo).
Workshop meeting on «The automation of banking». Attended by Dr. Maixé-Altés (A Coruña), Dr Bátiz-Lazo (Leicester), Dr Katalin Ferber (Waseda University, Japan), Dr Mark Billings (Nottingham University Business School) and University of Leicester doctoral students, School of Management, University of Leicester, 19 February 2009.
«The regulation of savings and financial innovation: Scottish savings banks at the end of nineteenth century», Seminar paper, Department of Economics, University of Valencia, Valencia, February, 2006.
«Philanthropic institutions and financial activity. The business of Glasgow and Edinburgh saving banks (1840-1925)», Seminar Programe Third Term, 2004-5, Department of Economic and Social History, University of Glasgow, 15 June 2005.
«Comercio y crédito en Cataluña durante el siglo XVIII», Seminario de Historia Financiera: El mundo financiero español en el siglo XVIII. Financial History Seminar, Department of History, University of Navarra, Pamplona, 22 March 1999.
«Formalización de la práctica crediticia y mercado mayorista en la Cataluña preindustrial», International Workshop, Urban Credit and Comsumption in Preindustrial Europe (1650-1850), Department of Economic History, University of Barcelona, 3 y 4 diciembre de 1998.
«Sistemas contables en el siglo XVIII: comercio, banca y manufacturas», LVII Summer Courses UIMP: Contabilidad para historiadores y documentalistas. University of Oviedo-UIMP, Gijón, 21-25 july 1997.
«Alguns aspectes del finançament extern del comerç i la manufactura catalana al setcents », Seminar Paper at Universitat Autonoma de Barcelona, Department of Economics and Economic History. Barcelona, 6 july 1997.
«Madrid centro financiero nacional y plaza periférica internacional en el siglo XVIII». Seminar paper at Department of Economic History, University of La Coruña. 31 March 1992.
«La balança comercial catalana a les darreries del segle XVIII: el cotó maltés y els productes agroalimentaris». Seminar paper at Department of Economic History, University of Barcelona, 22 May 1991.
«Commercio e banca in catalonia: la società Bensi & Merizano, 1700-1750». Seminar Paper at Istituto di Storia Moderna e Contemporanea, Università degli Studi, Genoa, 15 May 1989.