Press Release
Madrid, 01 July 2025
Macquarie Capital, the advisory, capital markets, and principal investment arm of Macquarie Group, today announced the appointment of Guillermo Trenas as Managing Director in Spain. In his new role, Mr Trenas will lead the Spanish advisory and capital solutions business.
Mr Trenas brings nearly two decades of experience across M&A, ECM, restructuring, capital solutions, and capital raising. He has worked on M&A transactions across various sectors, specialising in infrastructure, industrials, technology, telecommunications, and consumer. Mr Trenas joins from Lazard where he rose from Senior Associate to Managing Director in the Madrid office. He was responsible for generating and selecting deal flow. He started his career in London as a global banking analyst at Deutsche Bank.
Mr Trenas will report to Rainer Langel, Head of EMEA, Macquarie Capital. Commenting on the appointment, Mr Langel said: "We are confident that Guillermo’s leadership will expand our footprint in Spain and further elevate our specialist expertise in Europe. Guillermo’s extensive experience, network, and profound understanding of the Spanish market, combined with our well-established advisory services across our offices in the UK, Germany, France, Italy, and Benelux will unlock valuable opportunities for us and our clients in this region. We are thrilled to welcome Guillermo to our team.”
Discussing his new role, Mr Trenas said, “Macquarie Capital has developed a strong presence across Europe in advisory, private credit, and equity investing. I am excited to join the team, building on the business’ current capabilities to further support clients across sectors ranging from infrastructure and energy transition through to industrials and technology. I look forward to continuing our success in Spain.”
Macquarie Capital advises clients on strategic and financial issues including M&A, divestments, takeover responses, debt and equity financing, capital management, and restructuring. In addition, it invests across private credit, private equity, real estate, growth equity, venture capital and in infrastructure and energy projects and companies from Macquarie’s balance sheet. This includes Onivia, Spain’s largest independent wholesale fibre platform, which is accelerating the delivery of reliable ultrafast broadband across the country. Macquarie has been investing in Spain since 2004 and opened its Madrid office in 2010.
Australia and New Zealand
T: +61 2 8232 2336
Email regional contact
Americas
T: +1 212 231 1310
Email regional contact
Asia
T: +852 3922 4772
Email regional contact
Europe, Middle East and Africa
T: +44 20 3037 4014
Email regional contact