‚A key factor that sets them apart is their deep knowledge in a sector as specialised as nuclear energy.’

‘I believe it’s a team with extensive experience and knowledge of the subject matter, agile and flexible, and constantly seeking better ways of doing things. And all of this is achieved while maintaining a close relationship with the client, understanding their needs and expectations in terms of deliverables, deadlines, and pricing for their services.’

‘I think its quality-price ratio is unbeatable. Jaime Almenar stands out above all.’

‘They are highly specialised in the sector, so they understand the weakest points in transactions and always seek the best solution.‘

‘They are always available, they look for the best solution for us, and they have extensive knowledge of the sector and our company. I could mention Gonzalo Valencia.‘

‘Excellent legal knowledge, very strong experience of the energy industry, high negotiation skills, and a very strong commitment and availability.’

‘They are a team that adapts to the client’s needs and understands the characteristics of our business very well.’

‘The attitude and ability to adapt to the client’s needs.’

‘They make the difficult easy. They’re a great team.’

‘The Linklaters team combines exceptional technical expertise with a deep understanding of the energy sector. They are lawyers who understand the business and provide practical, well-structured solutions.‘

‚They stand out for their impeccable cross-departmental coordination, their availability, and their consistently constructive attitude, even in complex processes or under tight deadlines. I greatly value the ongoing involvement of the partners and senior associates.’

‘Full availability and commitment, technical expertise, broad scope of services’

‘María Pilar García Guijarro’s team is providing us with crucial support in preparing and negotiating power purchase agreements for green hydrogen production. They have in-depth knowledge of the subject and a pragmatic approach that is proving invaluable.’

‘Highly specialised team with a strong commitment to customer service’

‘María Pilar García Guijarro stands out for her professionalism, values, and effort in finding solutions that add value to negotiations.’

‚Although regulations and legislation may generally be similar across continental Europe, it’s important to be familiar with different action strategies and identify the most pragmatic ones, as we aim to solve the problems that arise in our various projects. This is where the Addleshaw Goddard team is invaluable in presenting and explaining the different strategies and alternatives for the various challenges we encounter in our projects.’

‘We especially appreciate the speed and professionalism of Alberto Artés, Elena Gonos, and Ignacio López-Sol. This team, led by Gonzalo Olivera, is truly excellent. We also appreciate their explanations of the different options, highlighting the pros and cons of each. Finally, we would like to emphasise their understanding of our company’s „style“ as an international business.’

‘A very solid team, with extensive experience, excellent synergy, and a strong dedication to achieving the objectives set by clients. On a personal level, this is the team I entrust with my most delicate and complex matters. After so many collaborations, they have earned my complete trust.‘

‘Strengths include: prioritising the client’s interests, availability and an open attitude to discuss the situation and debate strategies.’

‘Extensive knowledge of energy regulations. Professionals with experience in companies, government agencies, and other regulatory bodies.’

‘Luis Miguel de Dios and Elena Alcázar lead the M&A side with deep legal knowledge and industry understanding. Juan Moreno handles regulatory matters efficiently and is highly solution-oriented. Together, they deliver a coordinated, consistent service.’

‘HSF has an agile and collaborative structure, enabling it to handle complex operations quickly and accurately.‘

‚A comprehensive transactional approach, covering everything from the development phase to the operation of energy assets.‘

‚What makes this practice unique is its ability to anticipate regulatory risks, structure robust and complex contracts (SPA, SHA), and adapt to specific client requirements.‘

‚Gervasio Martínez-Villaseñor, Javier Montalvo and Gonzalo Rubio are seasoned professionals who know how to focus on allegations in administrative project procedures and have extensive knowledge of administrative processes relating to energy, water, etc.‘

‘Gervasio Martinez-Villaseñor stands out for his availability, attention to detail and ability to offer clear, balanced and well-founded advice. Under his leadership, the team maintains a consistent standard of quality, efficiency in document management and punctuality in complying with corporate requirements.‘

‘Extensive knowledge of the energy sector. Specialists in regulation and administrative law in general.’

‘The experience and knowledge of Ana Cremades and her team are proving essential in designing strategies and internally aligning procedures when considering certain administrative processes in the Spanish energy sector, which are of enormous importance for developing key projects in our business strategy.’

‘Pérez-Llorca’s projects and energy team is very knowledgeable in all areas of law involved. They further have an excellent grasp of the solar PV industry and the trends and turn complex legal and regulatory matters impacting the permitting, construction and operation of the projects into clarity.’

‘Further to working in an integrated manner when several areas of expertise are involved, the partners Dídac Severino and Ana Cremades really know what they are doing, having a broad picture of the industry whilst keeping attention to details.‘

‘The Uria Menendez team is highly specialised, with proven experience in complex matters, both locally and internationally. The team not only possesses exceptional technical expertise but also excellent communication skills, a results-oriented approach, and a commitment to efficiency and transparency throughout the entire process. Furthermore, they maintain a genuine collaborative culture, enabling them to offer a multidisciplinary and cohesive approach to every engagement.’

‘The team of Ignacio Álvarez Couso is characterised by its consistently high quality of service, rapid response times, and adaptability to changing environments within the transaction. They possess a key differentiator compared to other firms: their ability to anticipate risks and contribute strategic value to the development of the transaction, rather than simply reacting to them.’

‘I must admit that one of the things that has always impressed me about UM is their unique ability to demonstrate a specialised understanding and knowledge of various subjects while simultaneously demonstrating it with sound judgment and respect for professional practice. These qualities are unique and not so easy to find.’

‘Andersen’s lawyers have always been ready to help us quickly and efficiently. Compared to other firms, Andersen is characterised by its pragmatism and quality of service, always focused on the client’s needs. They are flexible and adapt to our way of working.’

‘Carmen March is a highly professional lawyer, always willing to help. Carmen is very flexible and adapts to our needs. Her priority is helping the client.’

‘The strengths of the Andersen team lie in their in-depth knowledge of regulations and local specificities, as well as their proactive approach to proposing alternatives and solutions. They take ownership of their clients‘ problems, which translates into significant client support. This trust, combined with their understanding of the unique challenges of the energy sector, is what sets Andersen apart from other firms.’

‘Practical and very efficient. They find excellent solutions to complex problems.’

‘Andrés Alfonso and Tannia Rodriguez – their willingness, knowledge of the sector, ability to advise and say no (when appropriate), problem-solving skills… 100% safe hands concept.’

‘Partner involvement. Detailed analysis of all angles of a problem. In-depth technical knowledge.‘

‘Very knowledgeable in M&A, EPC contracts and licensing in the solar PV industry. The availability of the team to work around the clock and in an integrated manner across areas of expertise is outstanding.’

‘Partners are hands-on, keep up with evolutions in their areas of expertise and are approachable. Teams are organised in a multidisciplinary manner to fit the client’s needs. ’

‘Baker McKenzie’s lawyers are distinguished by their technical expertise, strategic vision, and leadership in complex environments. The in-house practice not only compares favorably with external firms, but in many respects surpasses them.’

‘They have stood out for their approachability and willingness to help throughout the process. We were very pleased to have had DLA by our side to finalise the contracts with complete confidence.’

‘The team is diverse, with professionals at different levels of experience who contribute effectively and remain consistently available.’

‘What makes this practice unique is its ability to approach due diligence with technical rigour, practicality, and dynamism. Their analyses are clear, actionable, and genuinely useful for decision-making, without ever sacrificing depth or precision.’

‘What makes Jones Day’s practice unique is its clear strategic focus from the outset, combined with great flexibility throughout the arbitration process. They are one of the easiest litigation teams to work with, thanks to their ability to connect with all parties involved—witnesses, technical experts, and other experts—and foster an environment of trust. Attending an arbitration hearing with them inspires confidence and a sense of control, which clearly sets them apart from other firms.’

‘The Jones Day team stands out for its ability to anticipate case risks and opposing arguments, allowing them to always stay one step ahead. Under the leadership of Antonio Canales, the team combines experience, strategic vision, and impeccable collaboration. It is a true pleasure to work with them.’

‘Fast, accurate, and comprehensive in all the services they provide.’

‘I dare say that the projects and energy team at Pinsent Masons is undoubtedly the best in Spain. The relationship with the team is excellent; they are agile, exceptionally knowledgeable, rigorous in their work, and honest in their dealings with clients.’

‘Hermenegildo Altozano and Alfonso Bayona Giménez are the kind of lawyers you always want by your side. As I mentioned before about the team, what sets them apart is their exceptional professionalism. They’re efficient, possess in-depth knowledge of their field, and are honest in their dealings with clients. It might sound like a cliché when you want to praise a law firm, but in practice, it’s not something you find so easily, and in their case, it’s absolutely true.’

‘They excel not only in technical expertise but also in their exceptional ability to adapt to client needs. I would highlight their agility, technical knowledge, and strategic approach, essential and complementary skills for addressing the consulting services my company requests and successfully completing projects.

‘They are very attentive to all the latest developments in the sector. In many cases, these are legal or jurisprudential changes that they obviously need to be aware of beforehand. With this knowledge, they are always ready to offer you a highly tailored service.’

‘The partner who stands out is Javier Moya, who is currently gaining significant ground in many of the energy-legal debates we face almost every day.’

‘Specialisation and experience in the national, European, and international energy markets.’

‘Highly specialised team with extensive experience and excellent availability. Their knowledge is of a high standard, and their approach is realistic and practical.’

‘Hogan Lovells Spain’s energy law practice stands out for its multidisciplinary approach, deep knowledge of the Spanish and European regulatory framework, and ability to advise on highly complex transactions. The team combines technical expertise with commercial insight and maintains strong communication with regulators, offering legal certainty and agility.’

‘Excellent team, great attention to detail, and collaborations with international firms that support them in transactions outside the country. They stay up-to-date on case law and regulatory updates, identifying potential areas for action in possible legal proceedings. They are rigorous in structuring debt and equity contracts.’

‘Miguel Cuesta Aramburu – excellent negotiation skills, excellent recommendations for contract structuring. Very approachable, always available, and with a great sense of humour. Very thorough in reviewing and structuring contracts. Víctor Moya is an excellent associate.’

‘The team knows our company and our needs well, which makes carrying out the various tasks much easier. They have great versatility, allowing them to efficiently handle any matter we require.’

‘Their main strengths are their deep knowledge of the subject matter and their client-centred approach, which makes every proposed solution clear and easy to understand. They are also highly proactive in promoting understanding of new regulatory developments, particularly around emerging storage technologies.’

‘The close, proactive approach to client service is what truly sets them apart. One member of the team, Silvia SanFelipa, does an exceptional job.’

‘The most valuable aspect of the project finance team is its experience, especially the expertise of Israel Gómez-Caro, who leads the practice. His insight goes far beyond legal matters. He understands the broader dynamics and stakeholders of energy projects, enabling him to anticipate issues and offer practical solutions.’

‘Very strong interdisciplinary team with a clear results-oriented approach.’

‘Squire’s energy team stands out for its unusual combination of deep regulatory expertise, experience in highly complex transactions, and the agility to operate like a true business partner rather than a traditional law firm. The addition of professionals with direct experience in complex energy sectors, including nuclear, together with a flexible billing model, reinforces client trust.’

‘The firm’s greatest strength lies in Antonio Bañón, whose working style is rare in this market. His deep knowledge of the energy sector, combined with a practical, strategic outlook, means he anticipates issues and proposes creative, workable solutions from the outset. He combines technical rigour with exceptional approachability, translating complex matters into clear, actionable guidance.’

‘The team combines technical expertise with a strategic vision of our business, giving them the ability to anticipate risks and provide solutions to any problems that arise.‘

‘W&C Spain’s lawyers demonstrate great technical excellence with a business vision, and are distinguished by: proactivity and approachability; decisiveness; having members with diverse sector specialisations; I especially highlight personal commitment and responses to emergencies; and negotiation skills.’

‘Excellent business acumen and flexibility when dealing with deals that change throughout the process.’

‘This is a very professional, very committed team, always willing to help.’

‘Their responsiveness—if they don’t have a solution immediately, they look for alternatives.‘

‘Bird & Bird LLP’s projects and energy practice stands out for its combination of deep technical expertise and commercial acumen. The team has a profound understanding of both the regulations and dynamics of the energy sector (renewables, infrastructure, oil & gas, project finance), enabling comprehensive and pragmatic advice.‘

‘The strengths of the Araoz team are: their in-depth knowledge of the sector and their constant updates, along with exceptional customer service and impeccable service. Furthermore, their involvement in numerous transactions gives them a strong understanding of the industry and its current trends.’

‘As I mentioned, they have a strong presence in the sector, which gives them extensive knowledge of it. The best qualities in the sector are great knowledge, high availability, and impeccable professional ethics.‘

‚Araoz y Rueda is characterised by its flexibility and its ability to find creative solutions based on previous experience. Likewise, the firm strives to find simple solutions that avoid completing transactions based on overly complex and difficult-to-manage schemes.’

‘The wonderful availability of the team, their expertise, their efficiency, effectiveness, and always being at the forefront from both a regulatory and technological point of view.’

‘They possess a combination of technical expertise, analytical skills, interpersonal abilities, and ethical values. We would like to highlight Laura de Pedro for her profound and up-to-date knowledge of laws, jurisprudence, and legal procedures; for her remarkable ability to interpret regulations, identify legal risks, and construct solid arguments; and, of course, for her understanding of client needs beyond what is explicitly stated.’

‘What sets the team apart is the closeness and competence with which they work, immersing themselves in the subject as if they were part of the company they are advising.’

‘High quality. Very dedicated team, always possible to reach them and immediate answer. ’

‘Focus on resolution, not on typical lawyer drafting, taking hours without added value. With a balanced approach for both parties involved.’

‘Full availability to meet the client’s regulatory and energy needs, as well as those related to administrative litigation. In-depth knowledge of the subject matter and exceptional quality in written work, coupled with prompt service.’

‘The partners at Osborne & Clark, as well as their employees, convey confidence and expertise. They are typically available and respond promptly. They demonstrate understanding and adapt to the client’s needs.’

‘In renewable energy projects, Osborne Clarke has demonstrated a solid track record.‘

‘Exceptional expertise in highly complex regulatory matters within the energy sector. Outstanding advisory services.’

‘Reyes Gómez, an outstanding professional, with a friendly approach, quick response time, and deep knowledge of regulatory matters in the energy sector.’

‘The team usually has turnover but is still well trained and has extensive regulatory knowledge.’