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Energy Efficiency and its Economic Impact on Housing

This report by Balantia and Colliers studies for the first time, and with a deep level of detail, the economic impact of investment in energy efficiency on housing sales and rental prices. It also analyses the return, investment profitability and amortisation in both markets, assessing its impact on homeowners, tenants and investors.

It is an ideal tool for real estate developers, investors, socimis and rental project managers to align their strategies to meet ESG criteria.


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Antonio de la Fuente

Managing Director


Antonio is a Managing Director in Corporate Finance departmen at Colliers International Spain. He joined Irea Corporate Finance in 2007, and in March  2018 he joined Colliers International after the acquisition of Irea by Colliers International.

He is specialized  in advising on M&A transactions, on both the buy and sell sides, the sale of debt portfolios and debt restructurings.

Antonio is the responsable & director of an alternative financing fund, with an investment volume of € 200 million for the acquisition of land for residential use.

He has recently participated in the sale of several real estate companies, debt and REO portfolios to institutional investors, valued at over €4,000 million, created numerous JVs between real estate developers and institutional investors and restructured debt across the real estate secto.

 He began his career at Deloitte Corporate Finance, where he was involved in a number of real estate M&A deals.

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Estefania Ferrer



Architect and Project Manager with more than 15 years of experience designing and managing office projects, interior design, asset repositioning and hotels, supported by multidisciplinary teams, and ensuring high quality deliveries.
Focused on the management and development of  projects from the concept ideas to the implementation project, including licensing processes, as well as construction management.
Throughout his career he has had the opportunity to actively work on national and international initiatives and projects, working abroad, one year in Switzerland and two in Paris, coordinating construction and implementation being part of multidisciplinary teams  of architects, engineers, cost & planner managers.
Before joining the Colliers team, in recent years she has had the opportunity to lead the Design & Build team of CBRE Spain as Director, working for clients such as Colonial, KPMG, Indra, Accenture, SAP, Allianz or Starwood.

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Jorge Laguna

Business Intelligence | Director


Jorge Laguna Coca is Business Intelligence Director of Colliers International Spain. Prior he was Consultancy Director at CBRE Spain. Also he worked at JLL, BNP Paribas Real Estate and Gesinar.

He is a professional with more than  20 years of experience in the real estate sector specializing in strategic analysis and valuation of real estate portfolios, investment anaslysis, valuation of companies  and  develop of  business plan. On the other hand, he has a large experience  developing dashboard (Power BI) and financial models  using VBA  to increase the excel power in asset valuations, feasibility studies, scenario analysis, portfolio segmentations and automated processes. 


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