United we stand

Costa3 is a holding of companies and professionals united to provide a Comprehensive Service in real estate projects.


Real Estate Management, Construction, National and International Real Estate Marketing and Sales through the website costa3.com

JLG Architecture

Design, Monitoring and Works Management


Urban Planning and Legal and Tax Consultancy

Human Team

A group of first-class professionals committed to meeting your needs.

Santiago Alcarranza

Santiago Alcarranza

Development Management and Marketing

CEO of the costa3 group since the year 2015 and expert in the comprehensive management of developments and large real estate projects. He studied philosophy at the Complutense University of Madrid and Law at UNED.
Languages: Spanish, English, French, German and Italian.


Julien Luengo

Design and Architecture

Graduate in architecture by the University of Liège (Belgium), with a project portfolio whose most remarkable common feature is the extreme care in the design, but respecting functionality and simplification. Together with his technical team they constitute the group's design and quality brand.
Languages: Spanish, French and English.

Carmen C. Paz

Carmen C. Paz


Graduate in Political Sciences by the Complutense University of Madrid, she is an Associate Director and Administration and Management Director of the Costa3 group.
Languages: Spanish and French

Ángel Andrés Araoz

Ángel Andrés Araoz

Tax and Legal

Graduate in Law by the University of Saragossa, he is a lawyer, provides the corresponding legal services and is also a tax law expert. He manages the accounts and tax management of the client companies of the Costa3 group.
Languages: Spanish, French and English.

Ricardo Agulló

Ricardo Agulló

Joint Management and After Sales

He studied Law at the Complutense University of Madrid and is an associate director and manages the after sales of all the group's projects.
Languages: Spanish, English, French and Italian.

Nataliya Gladchenko

Nataliya Gladchenko

Investment Department

Graduate in English Studies, she manages the investors department and is the group's spokesperson for Costa3 clients in Eastern Europe.
Languages: Spanish, Russian, Ukrainian and English.

Yolanda Herrador

Yolanda Herrador

Site Management

Graduate in Technical Architecture by the University of Seville, she is the financial and technical controller of all the group's works and also manages and organises the whole contracting process with building companies or trades when appropriate.
Languages: Spanish and English.

Brigitte Van Hoornick

Brigitte Van Hoornick

Head of Sales

With an extensive experience in various architecture firms, she is the group's sales agent for Belgium and The Netherlands.
Languages: Dutch, French and English.


Mounia Lemrani

Holiday Rental

She studied international trade at the E.F.E.T. University in Bordeaux and Marrakesh. She manages the group's holiday rental department. She is also the group's sales agent for France and North Africa.
Languages: Spanish, French and Arabic.


Jan Grijpstra


Seasoned Hedgefund Consultant and Structured Project Finance Specialist having access to a broad network of project finance providers, incl. investment bankers issuing financial instruments.
Languages: Dutch, English, German and Spanish