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Colliers integrates "HOLArquitectura" to innovate in real estate services

Virtual Reality and 3D design as references

Colliers, a global leader in advisory services and investment management in real estate, integrates in its organization the entire team of HOLArquitectura, an independent studio founded by Mariano García Montenegro, former director of CBRE Design&Build, who is a reference in the integration of Virtual Reality and 3D design for real estate and hotel projects, in the Spanish market.

HOLArquitectura is formed by a team of 12 highly qualified professionals and is a pioneer in the use of video game development technology in conceptualization of spaces and architecture projects. The team has extensive experience in the hotel, office and residential sector.

Some of his most outstanding projects have been the restyling of 9 hotels of the Silken chain; the renovation of Torre Picasso’s lobby, a groundbreaking office building in Spain, to which he incorporated state-of-the-art technology; or the upgrading of several office buildings in San Fernando Business Park and Omega Park, both of which are located in Madrid.

“The integration in Colliers allows us to access a greater number of potential clients, providing them a disruptive and innovative vision in design and technology based on virtual reality. Thanks to our methodology and experience, we can anticipate potential problems, minimize risks, and look to the future. This integration allows us to preserve our values of quality in service, flexibility, design and technology from the hand of a global leader.” – states Mariano García Montenegro, new Managing Director at Colliers Servicios Técnicos.

“The integration of HOLArquitectura enhances our capabilities in Hotel renovations, Capital Markets and Residential transactions, allowing us to show potential investors, virtual images of the future aspect of their assets with an extraordinary degree of definition. It also complements our Project Management and Technical Due Diligence services. At Colliers we are specialists in value-added services and the goal we pursue with the integration of HOLArquitectura is to continue creating service lines that differentiate us and place us in another dimension in our professional services” – says Mikel Echavarren, CEO at Colliers.

Related Experts

Mariano Garcia

Managing Director


Mariano García Montenegro is Managing Director in REMs & Technical Services. He started his career in FM Arquitectos before becoming in 2007 a part of CBRE Spain as National Managing Director of the Design & Build department for 10 years. In 2018 he cofounded HOLArquitectura, Architecture firm that has become part of Colliers in 2020.

He has more than 25 years of experience in the architecture field; he is an expert in workspaces as advisor and designer both for owners and tenants, counting also with a large experience in hotel and residential fields.

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Mikel Echavarren

CEO Spain & Portugal


Mikel Echavarren is CEO of Colliers International Spain. He was President and CEO of irea since its foundation in 2002 until March 2018, when irea joined Colliers International. Prior to joining irea, Mikel was a partner in the Spain and Portugal real estate corporate finance division of Arthur Andersen. 

With over 30 years of experience in the real estate sector, he is an expert in strategic planning for real estate groups and in complex mortgage debt portfolio, real estate company and property transactions. He has managed financial restructurings involving over €8,000 million worth of debt belonging to real estate, construction and services companies. 


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Alejandra Folgado

Marketing & Comms. Director Spain & Portugal


As Marketing and Communications Director Alejandra is responsible for building a marketing and Comm. strategy that grows brand awareness; drives lead generation and works across business lines to support Colliers International in Spain  achieve its growth and customer acquisition goals.

She began her career at Atlas Capital Close Brothers in 2001 and joined to irea in 2006, where she was Knowledge & Organization Manager for almost 4 years. After a 5 years  of professional and personal experience in Italy, she returns to irea as Marketing & Communications Manager.

From January 2015 she has been Head of Marketing and Communications at irea until March 2018, when the spanish firm integrates in Colliers International.

Alejandra studied at Carlos III University (Madrid)  where she has a bachelor degree in Information Sciences. She holds an International Marketing and Communications Master from Polimoda Business School (Italy).

She has worked in Marketing and PR across various industries including Financing, Real Estate, Fashion and Hospitality. Alejandra  also has experience in managing and coordinating  events including conference, congress and trade fairs.

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