Javier Bustillo Guzmán > Andersen > Madrid, Spain > Lawyer Profile

Calle de Velázquez, 110

Work Department

Corporate and M&A




Previously, was a partner at Écija and Bustillo Abogados and he worked for multinationals such as Coca-Cola or Xerox Europe.

He has a 15-years career, in which he has specialized in Commercial Law and M&A, advising national and international companies from different sectors.

He also has extensive experience in the entrepreneurial environment, advising venture capital funds and national and international companies and investors on their stakes in Spanish companies.

In the academic field, he is a professor of the Master in Access to the Legal Profession at the Instituto Superior de Derecho y Economía (ISDE Law Business School) and of the Startup Lawyer program and the Senior Management Program at the Instituto de Empresa (IE Business School). He is also the author of numerous articles and publications.

Javier Busitllo is listed in the Best Lawyers directory in the Corporate and M&A category and has been highlighted in the area of Commercial Law with the Client Choice Award granted by Lexology.


Spanish, English, French


  • Madrid Bar Association, ICAM
  • Member of the Committee of the British-Spanish Lawyers Association, BSLA


  • Law Degree, Universidad Europea de Madrid
  • Master’s Degree in Corporate Legal Advice, IE Business School
  • Mergers and Acquisitions Executive Program, Stanford University Graduate School of Business

Lawyer Rankings

Spain > Commercial, corporate and M&A

Highlighted for its ‘global business vision, commitment, pragmatism and ease of teamwork‘, Andersen focuses on mid-market transactions and has a broad client base. Valencia-based practice head Ignacio Aparicio also manages the firm’s Cuban Desk and is highly regarded. Of counsel and member of the Cuban Desk Adargelio Garrido also receives praise, as do Jaime Olleros and senior associates José Trujillo and José DeusaJavier Bustillo Guzmán  joined in January 2021.