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Know Our Founder

WHO IS RENTAL HERO?

Christopher Kärst & Juan Hernandez are the founder and driving force behind Rental Hero. As dedicated entrepreneurs with a sharp eye for quality and efficiency, they created Rental Hero to make vacation rental ownership simpler, smarter, and more successful.

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Why Rental Hero?

If you want these values, then we’re the right partner for you:

  • Time Freedom – You want peace of mind while your property works for you.
  • Reliability – You want someone who treats your property like their own.

Progress – You believe in always improving your service and your returns.

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What does Rental Hero do?

Rental Hero offers Concierge Services for vacation rentals in Spain – with a focus on Cartagena. These services are designed for private property owners who want to save time, increase returns, and ensure their guests enjoy a 5-star experience.
Our services are structured into four essential areas:

  • Care Services: From guest check-ins to linen service, we handle everything that creates a warm welcome.
  • Management Services: Calendar syncing, maintenance coordination, cleaning – all organized professionally.
  • Business Services: Pricing optimization, occupancy analysis, and local regulation compliance.
  • Innovation Services: Smart home setups, digital guestbooks, and upgrades that keep you ahead of the curve.
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How does Rental Hero do it?

We combine clarity of process with a clear result promise.
Our Promise: Return on Time – We give you your time back, and make every hour your property works count.

Our 3-step process:

  1. Onboard – We understand your needs and prepare your property for top performance.
  2. Report – You receive transparent, regular updates on performance and activity.
  3. Improve – We find opportunities to make your property more profitable and guest-friendly.
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What makes Rental Hero different?

We’re not just another management service. We’re your on-the-ground partner, constantly working to optimize, not just maintain. We combine hospitality, tech, and business strategy in one seamless service.

Frequently Asked Questions

What is included in the concierge service?

It’s a customizable package of services designed to handle everything from guest experience to business performance, so you don’t have to. 

What kind of properties do you work with?

We specialize in vacation rentals in Cartagena and surrounding areas – from apartments to villas.

Can I book only part of the concierge services, like cleaning or key handover?

Yes, we offer flexible packages tailored to your needs.

Do I have to sign a long-term contract?

No, our model is built on performance and flexibility. No long-term lock-ins.

How do you report on performance?

You’ll receive regular reports with booking data, guest feedback, and improvement suggestions.

What happens if a guest damages the property?

We handle communication, documentation, and claims processing – keeping you protected and informed.

 

Find Us Here

WE’RE JUST IN YOUR NEIGHBORHOOD

Phone Number

+34 658 129491

Email

spain@rental-heroes.com

Map Street

Av. Trece de Octubre 11, 30710 Los Alcazares, Murcia