Apartment hunter in Paris
Expert property hunting for over 10 years
Are you looking for a professional you can trust to find the flat or house of your dreams? At COSIM, to turn your dream into reality, we combine a powerful network and unmatched expertise in the Paris property market.
With a personalized approach and a maximum of three projects per flat hunter, we guarantee you the attention and dedication you deserve.
Your property project deserves Excellence
From initial consultation to key handover, our personalized approach guarantees a stress-free property search. Our tailor-made services are designed to simplify your search and secure the best results: detailed project analysis, exhaustive property research, targeted visits with expert guidance, strategic price negotiations, complete transaction security and support for formalities (mortgage, notary, renovations, etc.).
Our results speak for themselves
- 3 to 4 visits on average to find the perfect property
- 32 days average search time
- 78% success rate
A human approach focused on your needs
Listening, adaptability and responsiveness
The quality of a service depends mainly on the people behind it. Founded by Florian Marjolet, COSIM embodies a long-term vision of trust, expertise, and personalized care shared by the entire team. We support men and women during a major project in their lives, and our human values are the foundation of our commitment.
Automation gives way to listening, adaptability, responsiveness and rigor. In addition to their interpersonal skills, COSIM consultants are experts in the Paris property market.
Discover our teamYour satisfaction,
Our driving force
What they say
As part of our quality approach, we hold regular meetings with our customers to help them monitor the progress of their property project. Our expertise and advice help to support their decisions.
Our search mandate doesn't stop at finding the right property; these reviews highlight a much wider contribution to the success of their purchase..
Why choose COSIM?
Reasons to trust us
To meet your expectations, at COSIM we give each of our clients "UNE PLACE A'PART" thanks to a unique commitment to resources.
- Completeness: network of over 2,500 negotiators and an advanced scanning tool to cover all opportunities.
- Time savings: delegate the search and focus only on properties that match your criteria.
- Buying at the right price: take advantage of our expertise with a detailed estimate and optimized negotiation.
- Security: benefit from a complete analysis of your target property and a careful review of the notarial deeds.
- Satisfaction guaranteed: You pay only when we succeed!
Our hunting service
The Paris property market
Our expertise
The property market in Paris and its inner suburbs has ts own unique characteristics. Our flat hunters have been scouring the streets and arrondissements of the capital for many years to find the property of your dreams.
To help you refine your property plans, we offer a detailed analysis of the Paris property market in each arrondissement of Paris (Paris 9, Paris 11, Paris 15, Paris 17 ...) as well as the neighboring communes.
