About K Stone
Investor-Grade Discipline. Landlord-First Service.
K Stone Property Holdings is built on clarity, structure and long-term thinking — bringing a professional investment mindset to guaranteed rent.
The K Stone Approach
Professional. Structured. Calm.
K Stone Property Holdings was founded on a simple principle: landlords deserve better. Better communication, better management, and better certainty about their income. The traditional letting model — with its voids, arrears, and reactive maintenance — creates unnecessary stress and financial uncertainty for property owners who simply want their asset to perform.
Our guaranteed rent model removes that uncertainty entirely. We take on the risk, manage the property to a high standard, and pay you a fixed monthly income — on time, every month, for the duration of the agreement. No chasing. No surprises. No voids.
We operate with the discipline of a property investment business, not a traditional letting agent. Every decision we make is measured, considered and transparent — because we believe that clarity and trust are the foundation of any long-term landlord relationship.
Our Values
Transparency
Clear contracts, honest communication, and no hidden clauses. You always know exactly where you stand.
Reliability
Your rent is paid on time, every month. Our word is our commitment — and our agreements are built to honour it.
Professionalism
We operate with the rigour of an investment business. Every property is managed to a high standard, every time.
Long-Term Thinking
We build relationships, not transactions. Our goal is a partnership that works for both parties over the long term.
The Person Behind K Stone
Kelvin Stillwell
Founder, K Stone Property Holdings
Kelvin Stillwell brings a property investment mindset to guaranteed rent — combining analytical rigour, risk awareness and clear communication to deliver a premium landlord experience. His background in property investment means he understands the numbers, the risks, and the importance of protecting an asset's long-term value.
Kelvin founded K Stone Property Holdings with a clear purpose: to offer landlords a genuinely professional alternative to traditional letting — one built on certainty, structure and mutual respect. He works directly with every landlord, ensuring that the relationship is personal, the communication is direct, and the service is consistently delivered to the highest standard.
K Stone is not a volume business. It is a considered, relationship-led operation — and that is precisely what makes it different.
Ready to Explore Guaranteed Rent?
Book a no-obligation consultation and we'll walk you through how it works for your specific property.