Europe Guide 2026 : Spain
Ranked Individual
Provided by Chambers
ONTIER acts on real estate acquisitions and sale transactions, as well as residential and commercial leasing issues. The law firm is frequently mandated to advise on deal structuring and share purchase agreements and has experience managing a variety of assets, including residential properties, hotels, land plots and logistics warehouses. The team is also known for its work in affordable housing projects.
Provided by Chambers
ONTIER advised Ares Management on the EUR60 million acquisition of five residential developments classified as Subsidized Publicly Protected Housing for Basic Rent in Madrid, from Amenabar Vallecas BTR.
Provided by Chambers
We appreciate their attention to detail, quick responsiveness and creative problem-solving skills. They have the incredible ability to digest, distil and document legal matters.
ONTIER has a very quick response capacity and is able to anticipate your needs. It is very commercial and always strives to reach agreements, while defending their client's vision.
ONTIER has provided excellent support throughout the due diligence and negotiation process. The firm provides practical solutions.
The team's dedication has been exceptional, providing comprehensive advice in all areas, even beyond the initially defined scope of the transaction. They have demonstrated great flexibility.
Their commitment, alignment with work objectives, dedication and availability, stand out. Even minor tasks are constantly supervised and monitored by those in charge, which is unusual.
Provided by Chambers
Natalia Callejo of ONTIER has experience in handling a variety of real estate transactions. This includes assisting with the leasing and acquisition of real estate asset such as retail centres and warehouses. She also capably advises on M&A aspects and complex deal structures.
Natalia Callejo is an excellent professional with a great ability to negotiate complex contracts.
She is a professional with extensive market insight. She is always attentive to the client's needs and provides creative solutions for the successful completion of the transaction.
Natalia is a unique talent in the industry, with a tremendous capacity for work and customer service. She's also capable of providing solutions to complex problems, making them seem simple.
She is attentive, thoughtful and experienced. I cannot recommend her highly enough for our legal matters.
Natalia Callejo is very easy to work with, is very commercial and always helps reach agreements while defending her client's interests.
Real Estate
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