
Independent building expert
Co-ownerships & trustees
Building expertise for condominiums & trustees
Defending the interests of condominiums
Managing a condominium involves making important technical and financial decisions: disaster in common parts, cracks on the façade, infiltrations, renovations, disputes with a company... In all these situations, independent technical advice is essential to inform the union council and the general assembly.
The problem? Many trustees rely solely on insurance experts or companies, without independent cross-expertise. The result is insufficient compensation, unnecessary or poorly sized work, and protracted litigation.
Our firm supports condominiums and trustees in all their technical issues.

Your needs, our expertise

Snister in common parts
Disaster expertise
Fire, water damage, storm: the insurance expert defends the interests of the company, not the interests of the condominium. We evaluate the real harm and defend the interests of the co-owners.
insurance counter-expertise
Are you challenging the insurance expert's findings? Our counter-expertise gives you the technical arguments to get fair compensation.

Building conditions
Expertise cracks facade
Any cracks on the front of the building? Are they structural or superficial? We identify the causes and advocate solutions before starting costly work.
Expertise infiltration & humidity
Roof infiltrations, hair lifts, watertightness problems? We identify the origin and advocate sustainable solutions.
Expertise collapses & settlements
Stairs cracks, deformation of the structure, soil that collapses? We assess the stability of the building and the seriousness of the situation.

Works and renovations
Expertise reception of work
Renovation of façade, roof repair, works in common areas: do not sign the reception without verification. We monitor compliance and detect malice.
malpractice expertise
Non-compliant work, watertight defects, sloping finishes? We see the wrong way, we calculate the overtakes, and we provide a counter-productive report.
Disputes
Expertise litigation and abandonment of construction sites
Stopped building, disagreement with contractor, non-compliant work? We are a solid technical case to defend the interests of condominiums, amicably or in court.
Why choose us?
Total independence
We are not related to any insurance company, any promoter. We defend the interests of the condominium, not the interests of the professionals opposite.
Field technical expertise
We've been running renovation projects for 8 years. We know the pathologies of buildings, the techniques of repair, the pitfalls of works in condominiums.
accompaniment in AG
If the situation so requires, we can submit our report to the AG to inform co-owners and facilitate collective decision-making.
How's it going?
1. You contact us
By phone or email. Describe the problem (sinister, pathology, litigation...).
2. We'll call you within 48 hours
Exchange on the situation, visit the building if necessary to prepare a quote.
3. Personalized quote
We will send you a quotation adapted to the complexity of the mission.
4. Intervention
Site visit, technical analysis, taking photos and readings.
5. Detailed report
Complete document submitted within 5 days with findings, diagnosis, recommendations, encryption.
6. Support AG (option)
Presentation of the report at a general meeting if necessary.
FAQ
Condominium (common charges). The expertise can be voted in AG or decided by the union council according to urgency.
This depends on the surface, the complexity of the pathology, and the nature of the intervention. We establish a personalized estimate.
Yes. We can also intervene directly in AG to present our conclusions if necessary.
Yes, especially in the event of a disaster or serious structural pathology.
Your co-ownership is facing a technical problem?
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