
General Contractor... Complete Guide for Belgium
If you're planning a construction or renovation project in Belgium, you may have heard of the term "general contractor." But what exactly does a general contractor do? How can they help you with your project? In this article, we answer all your questions and explain why this role is essential in the construction sector in Flanders , Brussels-Capital , and Wallonia .
What is a General Contractor?
A general contractor , also known as a delegated project owner or main contractor , is a person or company that oversees and coordinates all work related to a construction or renovation project. They act as an intermediary between the owner (the client) and the various specialized tradespeople needed to complete the project.
Main roles of a general contractor:
- Planning and coordination : It organizes the different stages of the project, from permits to final delivery.
- Subcontractor management : He hires and supervises tradespeople (electricians, plumbers, masons, etc.) to ensure the quality of the work.
- Budget control : It ensures that the project remains within the defined budget.
- Administrative follow-up : He manages administrative procedures (building permits, certifications, inspections).
- Respect for deadlines : He ensures that the work is completed on time.
Why hire a General Contractor?
Hiring a general contractor has several advantages, especially if you don't have the experience to manage a complex construction or renovation project.

1. Save Time
A general contractor takes care of all the logistics of the project, allowing you to focus on other aspects of your daily or professional life.
2. Stress reduction
It manages unforeseen events, conflicts between craftsmen and technical problems, thus giving you peace of mind.
3. Quality Guarantee
In Flanders, Brussels-Capital Region, and Wallonia, a general contractor must often comply with strict standards (e.g., energy certifications). Their expertise ensures that the work complies with local regulations.
4. Cost optimization
Thanks to its reliable network of subcontractors, it can negotiate competitive rates and avoid budget overruns.
Regional Differences in Belgium
Belgium is divided into three main regions, each with its own rules and specificities regarding construction and renovation. Here's an overview of the regional differences:
1. In Flanders
- Building permits : Administrative procedures vary depending on the Flemish municipality, but they are generally simplified thanks to online platforms.
- Grants : Flanders offers financial aid for energy renovation projects (e.g. insulation, solar panels).
2. In Brussels-Capital
- Strict standards : Brussels imposes high energy efficiency requirements, particularly for major renovations.
- Regional aid : The Brussels government offers attractive bonuses for sustainable projects.
3. In Wallonia
- Mandatory certifications : Companies must be approved by the Walloon Region for certain types of work.
- Walloon bonuses : Grants are available for energy renovations and environmentally friendly new constructions.
Frequently Asked Questions about General Contractors
1. What is the difference between an architect and a general contractor?
An architect designs the plans and provides creative oversight of the project, while a general contractor focuses on the practical execution of the work.
2. How much does a general contractor cost in Belgium?
Fees vary depending on the size and complexity of the project, but are typically 10-20% of the total cost of the work.
3. Is it mandatory to hire a general contractor?
No, it is not mandatory, but it is strongly recommended for complex projects or if you lack experience in site management.
Conclusion
A general contractor is a valuable partner for any construction or renovation project in Belgium. Whether you're in Flanders, Brussels-Capital, or Wallonia, they can help you streamline the process, comply with legal standards, and achieve quality results. Take the time to choose your general contractor carefully to ensure the success of your project.