Founded by Kenneth Gadeau – entrepreneur and founder of 17 services
17 Keys Real Estate is a real estate agency located in the heart of Monaco, designed to support individuals wishing to invest, settle, or stay in the Principality with the highest standards of discretion and excellence.
Through this venture, we leverage our network, local expertise, and entrepreneurial mindset to open the doors of Monaco to a discerning international clientele, while also promoting, through our roots, access for Africa’s high-net-worth individuals to this prestigious market.
Our mission: to offer each client tailored, confidential, and strategic support — making Monaco not just a place to live, but a true hub of life and opportunity.
Through this venture, we leverage our network, local expertise, and entrepreneurial mindset to open the doors of Monaco to a discerning international clientele, while also promoting, through our roots, access for Africa’s high-net-worth individuals to this prestigious market.
Our mission: to offer each client tailored, confidential, and strategic support — making Monaco not just a place to live, but a true hub of life and opportunity.
Tailored real estate solutions that anticipate your every need
Kenneth Gadeau
Founder of 17 Keys
Listing properties
Sales & Rentals
Sales & Rentals
price on request
Elegant 4 Bedroom Apartment
Located on prestigious Résidence du Métropole
Bedroom — 4
Bathroom — 4
Total area — 414 m²
4 700 000 €
Renovated 3 Rooms
Located modern residence Le Petrel
Bedroom — 2
Bathroom — 2
Total area — 95 m²
1 790 000 €
Fully Renovated Studio
Located on Le Montaigne residence
Bedroom — 1
Bathroom — 1
Total area — 25 m²
10 000 € / month
Renovated 2 Rooms
Located on rue Princesse Florestine
Bedroom — 1
Bathroom — 1
Total area — 83 m²
Located on the 8th floor of the prestigious Résidence du Métropole, this apartment of approximately 415 m² offers a panoramic view of the sea, the Casino and the Hôtel de Paris. It has four bedrooms, including a master suite with full sea view. Renovations are underway.
Located on the 8th floor of the prestigious Résidence du Métropole, this sumptuous six/seven-room apartment of approximately 414.70 m², including 380 m² of living space, offers an exceptional panoramic view of the sea, the Casino de Monte-Carlo, the Café de Paris and the Hôtel de Paris.
The apartment consists of four bedrooms, including a master suite with a full sea view, two additional suites, as well as a fourth bedroom. Renovations are currently underway, and the completion date will be confirmed shortly. This exceptional residence benefits from a 24-hour concierge service, a swimming pool and a privileged environment in the heart of the Carré d'Or, a few steps from the Metropole Shopping Center and the Casino Gardens.
Located on the 8th floor of the prestigious Résidence du Métropole, this sumptuous six/seven-room apartment of approximately 414.70 m², including 380 m² of living space, offers an exceptional panoramic view of the sea, the Casino de Monte-Carlo, the Café de Paris and the Hôtel de Paris.
The apartment consists of four bedrooms, including a master suite with a full sea view, two additional suites, as well as a fourth bedroom. Renovations are currently underway, and the completion date will be confirmed shortly. This exceptional residence benefits from a 24-hour concierge service, a swimming pool and a privileged environment in the heart of the Carré d'Or, a few steps from the Metropole Shopping Center and the Casino Gardens.
or
Product type
Apartment
7
Num rooms
District
Carré d'Or
Monaco
City
Total area
414,7 m²
34,7 m²
Terrace area
Living area
380 m²
Monaco
Country
Bedroom
4
4
Bathroom
Cellar
1
8
Floor
Release date
01/11/2025
Luxurious
Condition
Service charges
7 500 €
3
Box
price on request
Elegant 4 Bedroom Apartment
Located on the 1st floor of the modern residence Le Petrel, on Rue Princesse Caroline, Monaco's only pedestrian street, this beautiful 3-room apartment offers the possibility of mixed use (home or office).
Located on the 1st floor of the modern residence Le Petrel, on Rue Princesse Caroline, Monaco's only pedestrian street, this beautiful 3-room apartment offers the possibility of mixed use (home or office). Completely renovated with high-end materials, it seduces with its refined style, its brightness and its delicate finishes. Only a few steps from Port Hercule, it enjoys an ideal location in the heart of the Principality. The apartment consists of an entrance hall, a living room with open kitchen opening onto a terrace, two bedrooms and two bathrooms, each with access to the terrace.
Located on the 1st floor of the modern residence Le Petrel, on Rue Princesse Caroline, Monaco's only pedestrian street, this beautiful 3-room apartment offers the possibility of mixed use (home or office). Completely renovated with high-end materials, it seduces with its refined style, its brightness and its delicate finishes. Only a few steps from Port Hercule, it enjoys an ideal location in the heart of the Principality. The apartment consists of an entrance hall, a living room with open kitchen opening onto a terrace, two bedrooms and two bathrooms, each with access to the terrace.
or
Product type
Apartment
3
Num rooms
District
Port
Monaco
City
Total area
95 m²
95 m²
Living area
Building
Le Petrel
Monaco
Country
Bedroom
2
2
Bathroom
Cellar
1
1
Floor
Sale
Contract
4 700 000 €
Renovated 3 Room
Located on the 5th floor of the Le Montaigne residence, this mixed-use studio (home or office) benefits from a privileged location a few steps from the Place du Casino and the Carré d'Or. Completely renovated with care, it offers a bright, refined and functional setting, ideal for a pied-à-terre or a professional space in the heart of Monaco.
The apartment consists of an entrance hall, a well-appointed main room, and a modern and equipped bathroom.
It offers a pleasant view of the courtyard and gardens of the residence.
A cellar is also available as an option (€100,000).
The apartment consists of an entrance hall, a well-appointed main room, and a modern and equipped bathroom.
It offers a pleasant view of the courtyard and gardens of the residence.
A cellar is also available as an option (€100,000).
or
Product type
Apartment
1
Num rooms
District
Carré d'Or
Monaco
City
Total area
25 m²
25 m²
Living area
Building
Le Montaigne A
Monaco
Country
Bedroom
1
1
Bathroom
Cellar
Optional
5
Floor
Sale
Contract
1 790 000 €
Fully Renovated Studio
Stunning renovated apartment in the heart of Monaco
Located on rue Princesse Florestine, this magnificent 2-room apartment of 80 m² completely renovated offers a spacious bedroom, a bathroom, a shower, and an elegant setting for your summer stay.
Available to rent for August and September 2025 – €10,000 per month
Located on rue Princesse Florestine, this magnificent 2-room apartment of 80 m² completely renovated offers a spacious bedroom, a bathroom, a shower, and an elegant setting for your summer stay.
Available to rent for August and September 2025 – €10,000 per month
Product type
Apartment
2 rooms
Num rooms
District
Condamine
Monaco
City
Total area
83 m²
3 m²
Terrace area
Living area
80 m²
Monaco
Country
Bedroom
1
1
Bathroom
1
Floor
or
Now
Release date
10 000 € / month
Renovated 2 Rooms for Rent in August & September
our services
From smart acquisitions to smooth closings, we offer more than a transaction. At 17 Keys, we craft a guided experience shaped by discretion, clarity, and deep local insight. Every step is carefully managed to feel effortless, intentional, and entirely your own.
- Initial consultation
- Property sourcing in Monaco
- Viewing coordination
- Legal & notarial liaison
- Final transaction support
Discreet guidance for buying and managing real estate in Monaco
Property Advisory
- Residency permit process
- Coordination with banks
- Document handling
- Family-related support
- Integration into Monégasque life
Seamless help with settling in Monaco for individuals and families
Relocation Support
- Personal tax situation review
- Asset structuring with legal experts
- Banking setup
- Confidential coordination
- Long-term wealth planning
Custom support for tax, structuring, and administration
Wealth & Legal
Taxation by Nationality
- No income or wealth tax
- No property tax or direct-line inheritance tax
Real Estate Costs in Monaco
Our Commitment
Welcome to 17 Keys. By accessing our website or using our services, you agree to be bound by the following Terms of Service. If you do not agree with any part of these terms, please do not use our website.
Understanding Taxation in Monaco
Europeans (excluding France)
African Nationals and Other Countries
- Full access to Monaco’s tax regime (no income, wealth, or inheritance tax)
- Certain obligations may still apply in the country of origin.
French Nationals
Our trusted tax experts provide tailored advice to secure your investment and optimize your setup.
French residents living in Monaco remain subject to taxation in France:
- Income tax
- Real estate wealth tax (IFI). Exceptions: French nationals exempt from this rule are those who settled in the Principality before January 1, 1989, as well as French nationals born in Monaco and who have always lived there (children of the country).
- Notary fees: 1.5%
- Registration tax: 4.75%
- Agency fees: 3% + VAT (total 3.6%)
- Mortgage registration (if financed): 0.92%
- All costs are borne by the buyer. We manage the entire process with legal and banking partners.
Buying Property
Renting Property
- Agency fees: 10% of annual rent + VAT (total 12%)
- Inventory check by bailiff: €600 to €1,500
- Lease registration tax: 1% of annual rent + charges
- Security deposit: 3 months’ rent
- A fully managed, compliant, and secure rental process.
At 17 Keys Real Estate, we do more than sell or rent properties. We provide a strategic and secure vision of your Monaco investment — with full control of fiscal, legal, and practical matters.
- Agency fees: 5% + VAT (total 6%), paid by the seller
Selling Property
A unique legal framework to consider before any real estate project
What Makes Monaco Unique
This unique fiscal framework in Europe turns every investment into a long-term opportunity for capital preservation and transmission.
A Safe Haven for Discerning Investors
Think you already know Monaco? Wait until we show you what’s truly possible.
What 17 Keys Real Estate Offers You
Monaco offers more than just an exceptional lifestyle — it is one of the most stable and prestigious real estate markets in the world.
Why Invest in Monaco
No income or wealth tax
Resilient real estate market
Despite global economic fluctuations, Monaco’s property market remains remarkably consistent and robust.
Space is scarce and demand — both for purchase and rental — remains strong and growing, driven by Monaco’s attractive tax system, outstanding quality of life, and international prestige.
High demand, limited supply
Political and economic stability
Monaco is one of the safest countries in the world, with exceptionally low crime rates and solid governance. Its pro-business environment attracts investors from around the globe.
In an uncertain world, Monaco continues to be a financial safe haven. Limited supply, favorable taxation, and national stability appeal to both high-net-worth families and international entrepreneurs.
Get in touch with 17 Keys Real Estate — and discover why the most discerning investors have already chosen Monaco.
- Discreet access to the most sought-after properties, including off-market listings
- Personalized tax advisory based on your nationality
- Full 360° support (legal, banking, notarial, administrative, private concierge)
- Strategic and personal guidance to secure your investment — with total respect for your privacy
A rare, secure, and highly valued market
For any questions regarding these Terms, please contact us at contact@17keysrealestate.mc.
10. Contact
9. Governing Law
These Terms are governed by and interpreted in accordance with the laws of the Principality of Monaco.
8. Privacy
We collect personal data only through our contact form and handle it in accordance with our Privacy Policy.
7. Intellectual Property
All content on this website, including text, logos, and images, is the property of 17 Keys and may not be copied, distributed, or reused without written permission.
6. Payments & Cancellations
Payment terms and cancellation policies will be clearly communicated before service engagement. Some services may require advance payment or deposits.
5. Third-Party Services
17 Keys may coordinate with third-party providers (e.g., drivers, restaurants, event organizers) on your behalf. We are not liable for the acts, omissions, or quality of service of any third party, though we do our best to partner with trusted professionals.
4. Service Limitations
While we strive to fulfill all client requests, certain services may depend on availability, third-party providers, or external constraints. We reserve the right to refuse or discontinue any service without prior notice, especially in cases that violate legal, ethical, or safety standards.
3. User Responsibilities
You agree to provide accurate, current, and complete information when using our contact form or communicating with us. You are responsible for all activities that occur under your name or contact.
2. Use of Services
Our services are intended for individuals and businesses seeking personalized support in Monaco and internationally. You agree to use our services only for lawful purposes and not to misuse, copy, or resell them without authorization.
1. Company Overview
17 Keys is a private concierge company based in Monaco offering premium lifestyle and administrative assistance services, including but not limited to: relocation assistance, real estate sourcing, private event access, transport arrangements, administrative support, education assistance, and more.
Welcome to 17 Keys. By accessing our website or using our services, you agree to be bound by the following Terms of Service. If you do not agree with any part of these terms, please do not use our website.
Terms of Service
9. Updates to This Policy
We may occasionally update this Privacy Policy. The most recent version will always be available on our website.
8. Cookies
Our website may use cookies to improve functionality and user experience. You can manage cookies through your browser settings.
7. Data Retention
We retain your personal data only as long as necessary for the purposes outlined or to comply with legal obligations.
6. Your Rights
Under Monaco’s data protection laws, you have the right to:
- Access your data
- Request rectification or deletion
- Object to or restrict processing
5. Data Security
We take appropriate technical and organizational measures to protect your personal data from unauthorized access or disclosure.
4. International Transfers
As part of our international services, some data may be processed outside Monaco. We ensure all such transfers comply with relevant data protection laws and safeguards.
3. Use of Data
Your data is used solely for:
- Responding to your inquiries
- Managing service requests
- Enhancing user experience
2. Legal Compliance
In accordance with Monaco Law No. 1.165 on the protection of personal data (as amended), 17 Keys has declared its data processing activities to the Commission de Contrôle des Informations Nominatives (CCIN).
1. Information We Collect
We only collect personal data that you voluntarily provide via our website’s contact form. This may include your name, email address, phone number, and details about your request.
At 17 Keys, we are committed to protecting your privacy. This Privacy Policy explains how we collect, use, and protect your personal data, in accordance with Monaco's Law No. 1.165 (as amended).
Privacy Policy
