Arthiax

Property management with an operational focus

Arthiax

We buy, manage and reactivate homes for room-by-room rental in Madrid, while sourcing assets to renovate in Spanish cities with more than 30,000 inhabitants.

We call you
Madrid operations Murcia active Value-Add Room rentals Capital from 3,000 euros Madrid operations Murcia active Value-Add Room rentals Capital from 3,000 euros

Success cases

Renovations with clear numbers.

Model operations with clear scope, setup work and expected return.

Madrid

Madrid Chamberí

Model
Room-by-room rental
Renovation
Light redistribution, paint, warm lighting and move-in-ready furniture.
Economics
Estimated total cost: 57,800 euros. Target return: 9.8%. Setup time: 6 weeks.
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Concepts

Current real estate strategies for disciplined investing.

A practical glossary of models used in residential investment today: acquisition, renovation, rental and asset repositioning.

Fix & Flip

Buying a property below market value, renovating it around real demand and selling it to capture a margin after costs, taxes and marketing.

BRRRR

Buy, Rehab, Rent, Refinance, Repeat: acquire, renovate, rent, refinance and repeat to recycle capital and scale a portfolio without contributing all the equity to every deal.

R2R (Rent to Rent)

A master lease with contractual permission to sublet: the asset is optimized, usually by rooms, while occupancy, incidents and turnover are managed.

Flex Living

Furnished mid-stay housing with included services, flexible contracts and dynamic pricing based on occupancy, area and seasonality.

Coliving

Residential model with private spaces and shared areas, designed for community, qualified turnover and centralized operations.

House Hacking

A strategy where the owner lives in part of the property and rents out the rest to reduce monthly payments and accelerate wealth building.

We work with assets that have light improvement needs, real demand and measurable day-to-day management.

Talk to Arthiax

For sellers

We buy apartments with habitability potential.

We look for homes in Spain that need partial renovation, setup work or minor improvements. We prioritize cities with more than 30,000 inhabitants, strong urban connections and the potential to return the asset to the residential market.

For owners

We manage your property end to end.

We convert suitable homes into room-by-room rentals in Madrid, covering documentation, marketing, maintenance, tenant screening and operating control.

For investors

We channel capital into specific real estate operations.

Investment starts at 3,000 euros and goes into projects with a target return between 9% and 13%. We present opportunities with scope, timelines, risks and exit strategy clearly defined.

For tenants

Rooms ready to live in Madrid.

We provide room accommodation in reviewed homes, with clear contracts, operational services and support throughout the stay.

Expansion

Madrid and Murcia are live. Valencia and Alicante launch next

We operate where quality stays under control. Madrid anchors room rentals; Murcia, Valencia and Alicante expand acquisition into assets with real upside.

  • Fast analysis of the property and its surroundings.
  • Estimate of the work needed to make it habitable.
  • Rental or resale plan depending on the case.

Contact

Tell us what you need and we will route you to the right team.

Select your profile, leave your details and briefly describe the property, investment or room you are looking for.

Sellers

Property acquisition

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