Senior Associate

David Diego

David Diego


David is a Senior Associate at Bartolome & Briones Energy and Corporate Area with vast experience in counselling Spanish and international clients in different sectors, especially in the energy sector.

He has participated in numerous sales transactions and investment in renewable power generation assets with a total power of more than 1000 MW, both in projects under development (Greenfield) and projects in operation, carrying out counselling work through all the contractual stages of this type of transactions, writing non-disclosure agreements (NDA), legal due diligences, purchase agreements (SPAs and APAs), development contracts, EPC contracts, and operation and management contracts (O&M).

He regularly advises electricity and natural gas trade companies as well as other participants in the electricity and gas market, both in the preparation of legal reports and in the drafting of various contractual documents, such as Power Purchase Agreements (PPAs), contracts for the execution of self-consumption facilities, electricity and natural gas supply contracts, representation contracts in the electricity market or LNG sales and purchases.

David also assists national and international clients in the development of their activity in the energy sector, advising on various transactions such as the distribution of biomass, purchase and sale of coal, implementation of energy efficiency activities and participation in public tenders

Furthermore, he regularly advises national and international clients in their activity in the Spanish market, both in the initial stages, through the incorporation of companies or the drafting of shareholders' agreements, and in their daily activity, through corporate governance, advice on privacy and data protection policies, corporate conflicts, bankruptcy proceedings and the drafting and review of different types of contractual documents such as leases, distribution and agency agreements, constitution of property rights (mortgages, pledges or surface rights) or equity loans.

David also advises different startups in their day-to-day activity, especially crowdfunding platforms, both in their setting up and in the drafting of legal due diligences, loan contracts, provision of guarantees and assistance in conflicts with developers and investors.


  • Law Degre, Universidad de Granada.
  • Degree in Administration and Business Management, Universidad de Cantabria.
  • Master’s Degree in Access to Law Practice, Instituto Superior de Derecho y Economía “ISDE” - Universidad Carlos III.
  • Erasmus Program at University of Warsaw, Administration and Business Management.

Member of

  • Barcelona Bar Association.