Refined service, real results.
Illy Hassan is a Houston-based Realtor® with Substantia Realty, serving buyers, sellers, and renters across the Greater Houston metro, from Katy and Cypress to Sugar Land, Pearland, the Heights, and the Energy Corridor. A Certified Negotiation Expert and Military Relocation Professional, she brings real credentials and a genuinely personal, concierge-level approach to every transaction.
Fluent in English and Somali, Illy is driven by a simple mission: empowering generational wealth, one key at a time.Whether you're buying your first home, selling a cherished property, or relocating to the city, she brings clarity, calm, and relentless advocacy, the kind of partner who, as one client put it, “holds you down the whole way through.”
Discreet, detail-driven, and entirely focused on you.
Luxury real estate is as much about trust as it is about transactions. Illy listens first, advises honestly, and moves decisively, protecting your interests, your privacy, and your time. The result is an experience that feels effortless, even when the deal is complex.
Expert Negotiation
As a Certified Negotiation Expert, I protect your interests and your bottom line, calmly and skillfully, from offer to close.
Generational Wealth
I believe homeownership is how families build lasting wealth. My mission is to open that door for every client I serve.
Bilingual & Bicultural
Fluent in English and Somali, I offer personalized service that meets clients where they are, with cultural understanding and genuine care.
Relentless Advocacy
Responsive, dependable, and fully invested in your goals. My clients describe me as the realtor who holds them down the whole way through.
My clients aren't a transaction, they're the reason I do this. I'll treat your move like it's my own.
Illy Hassan
In their words
My husband and I had the opportunity to work with Illy on leasing our place in Houston. Our situation got a bit complicated sometimes, but no matter what, Illy held us down the whole way through! She's a kind-hearted person and super knowledgeable about real estate. Once we're ready to buy, we know who we're going through!
Quanika Ogburn
Leasing Client · via HAR.com