Practical legal support for every stage of your project
Whether you are developing a single building or managing a multi-phase construction project, you need legal support that combines technical precision with practical understanding. At Lex Thielen & Partners, we advise clients across the construction sector on both day-to-day issues and complex legal challenges, from pre-construction planning through to project completion and post-build concerns.
We work with contractors, developers, architects, engineers, landowners, and investors across Luxembourg. Our team supports public and private construction projects, with deep experience in contract negotiation, dispute resolution, and liability management. From design agreements to defect claims, we help you keep projects moving while protecting your rights at every stage.
Our Construction Law Services
- Construction Contracts and Procurement
Drafting, reviewing, and negotiating contracts with general contractors, subcontractors, architects, engineers, consultants and clients. We also support tender processes and procurement strategy. - Historic and Complex Properties
Legal assistance for construction work in heritage or protected buildings, including support with obtaining preservation-related permits and coordinating with local authorities. - Project Advisory
Ongoing legal guidance throughout the development cycle, including advice on project documentation, timelines, budget constraints, and liability risk. - Administrative Procedures and Permits
Representation in proceedings related to planning, environmental impact, zoning, and construction permits. - Construction Defects and Warranty Claims
Advice on hidden and apparent defects, delay penalties, non-conformity, and post-completion liabilities. We manage claims under statutory warranties and decennial liability frameworks. - Dispute Resolution and Litigation
Representation in construction-related litigation and arbitration, including disputes over scope of work, performance, defects, and payment.. - Supervision and Technical Input
Legal coordination with architects and surveyors during the design and execution phases, including support with technical supervision agreements and project milestones.
Why Clients Choose to Work With Us
We draft agreements that reflect your priorities, allocate risk clearly, and reduce the chances of costly disputes down the line.
Our lawyers stay involved throughout the construction process, building a working knowledge of your project and maintaining alignment between all parties.
When issues arise, we respond quickly with strategic advice. We aim to resolve disputes constructively, but we are ready to act decisively when litigation is required.
Whether your project involves foreign stakeholders or compliance with evolving regulations, our multilingual team ensures clear guidance from planning to completion. As members of the Alliott Global Alliance, we coordinate seamlessly on cross-border matters when needed.