
About Casastan Lifestyle & Prime Residential Advisory in Marbella
The Origin of Casastan
The name Casastan represents the convergence of two distinct worlds. "Casa" signifies home in both Italian and Spanish, reflecting the Mediterranean lifestyle and the architectural beauty of the regions we serve. The suffix "-stan" is a heartfelt tribute to my roots in Kazakhstan, symbolizing a sense of place and origin.
This fusion reflects the journeys of my clients. They are often global citizens who seek to bridge their own cultures and identities while establishing a new sense of belonging in Europe. I created Casastan to be more than a traditional real estate agency. It is a personal mission to help international families and investors find a true home in the most inspiring regions of the Costa del Sol, Italy, and the South of France.
Whether we are securing a luxury villa, a strategic investment, or a primary residence, the name reminds us that every property is a bridge between a client’s legacy and their future.
About Us
Our Identity & Vision
Casastan is a lifestyle-driven real estate advisory specializing in the acquisition and sale of prime residences in Marbella and the Costa del Sol. We serve a global clientele of sophisticated investors by providing exclusive access to high-value Mediterranean estates and discreet off-market properties. By blending local market intelligence with an international service standard, we ensure that every property acquisition serves as a seamless extension of our clients' lifestyles.
Core Specializations
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Prime Residential Properties
Curated selection of exceptional villas and estates located in Marbella’s most sought-after residential areas. -
Lifestyle-Led Home Selection
Matching properties to individual lifestyles, from frontline golf residences to secure, family-oriented communities. -
Off-Market Opportunities
Discreet access to private sales and pocket listings not available on public property portals. -
Strategic Seller Positioning
Advisory-led positioning and targeted international exposure designed to protect value and achieve premium outcomes.
The Advisory Approach
Our advisory approach is defined by absolute discretion and a focus on long-term value protection. We utilize a proprietary methodology that combines data-driven market insights with an advanced understanding of buyer psychology. By acting as a strategic partner rather than a traditional broker, we analyze micro-market structural trends to safeguard client equity and ensure that every Mediterranean investment remains a resilient asset in a shifting global landscape.
Strategic Leadership
Assiya Daribekova, Founder & Principal Advisor Assiya Daribekova brings an international background and a consultant-led mindset to the Costa del Sol luxury sector. Specializing in lifestyle expertise and cross-border transactions, she bridges the gap between complex investment requirements and high-end living. Her leadership is defined by an commitment to integrity and the development of enduring client partnerships built on verified results and strategic transparency.
Primary Market Focus
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Marbella: (Golden Mile, Sierra Blanca, La Zagaleta)
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New Golden Mile: (Coastal Estepona & Luxury Developments)
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El Paraiso: (Established Golf & View Enclaves)
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Casasola & Guadalmina Baja: (Exclusive Beachside Estates)
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Benahavís: (Ultra-Private Gated Communities)
Multilingual
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English
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Spanish
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Italian
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Russian
Who We Are
Assiya Daribekova is a premier real estate advisor and the founder of Casastan. She leads a strategic consultancy specializing in prime residential assets and off-market opportunities across the Costa del Sol, Italy, and the South of France. With a sophisticated focus on lifestyle-driven investments, Assiya guides a global clientele from the Americas and the Middle East through the most competitive and desirable property markets in Europe.
Her advisory methodology is anchored in a distinguished academic foundation. She holds a Master in Business Administration and Management from SDA Bocconi and a degree in International Economics from Università Bocconi. Complementing her financial expertise, she pursued specialized studies in Art Business and Value at Sotheby’s Institute of Art. This unique multidisciplinary foundation allows her to evaluate real estate as both a robust financial hedge and a cultural masterpiece.
Assiya’s professional journey began in Milan, where she drove luxury business development for top-tier global brands. Her background in high-stakes international negotiation- spanning China, Russia, and the Far East - gives her a unique edge in securing complex, high-value commercial and residential deals. Her transition into real estate was a natural evolution of her passion for architecture and investment strategy. She is now a trusted partner for High-Net-Worth Individuals (HNWI) who require discretion and cross-border expertise.
Beyond real estate, Assiya is a contemporary art gallerist, a dedicated mentor for Bocconi Alumni, and a member of the Tony Robbins Team. This commitment to peak performance and service-driven leadership ensures that her clients receive a partnership built on integrity, cultural fluency, and long-term value protection.

For a private consultation regarding your property or a discreet discussion on off-market opportunities, I am at your disposal.
+34689057147
