Do you dream ofextend your home in the Vendée ? Here are the 10 most reliable companies to make your project a reality.
Whether you're planning a garden studio, a raised roof or a timber-frame extension, finding the right professional in the Vendée can be a complex task. To help you make the right choice, we have selected the following Top 10 home extension companies in VendéeAll of them are renowned for their expertise, reliability and the quality of their work. Check out our rankings to help you bring your extension project to fruition with peace of mind.
| Rank | Company | Highlights |
| 1 | ADD Espace, Vendée | We specialise in house extensions and custom-built extensions in the Vendée region, with a personalised approach and recognised expertise in timber-framed construction, durable and aesthetically pleasing designs, architect-approved plans, strict adherence to deadlines, transparent site supervision and full administrative support. |
| 2 | Depreux Construction | Over 30 years' experience, extensions and raised ceilings in wood or traditional materials, support from design to handover, ten-year guarantees, numerous projects in the Vendée, multidisciplinary team. |
| 3 | MBMO (Project Management) | Enlargement and extension, 14 years' experience, personalised site supervision, made-to-measure solutions, 4 agencies in the Vendée, administrative and technical management, numerous local references. |
| 4 | illiCO travaux (Les Sables d'Olonne) | Comprehensive support (estimates, 2D/3D plans, administrative follow-up), national network, rigorous selection of local tradesmen, single point of contact, on-time and on-budget, insurance management. |
| 5 | Vendée Réno Habitat / Vendée Extension | Specialist in timber frame and masonry, flat roof solutions and contemporary extensions, full support, top-of-the-range finishes, personalised technical advice, site supervision, work throughout the department. |
| 6 | ERSO Construction | Masonry, extensions and raised ceilings, technical expertise, respect for deadlines, quality of work, personalised service, excellent Google customer reviews, RGE company, free estimate. |
| 7 | Avenir Rénovations (Montaigu-Vendée) | All-inclusive management of the extension (study, plans, work), renovation and extension, single point of contact, qualified team, customised support, compliance with standards, detailed estimate. |
| 8 | IVECO House | Recognised experience in house extensions, made-to-measure timber-frame and traditional solutions, administrative support, compliance with RT2012 standards, numerous projects in the Vendée. |
| 9 | CGM Timber Frame | Local craftsman specialising in wooden extensions and raised ceilings, free estimate, work throughout the Vendée, rigorous site supervision, work visible on site, personalised advice, family-run business. |
| 10 | Vendée Extension | Specialist in timber and masonry extensions, customised solutions, operations in the south of the Loire and Vendée, compliance with standards, support from design to handover, numerous local references. |
ADD Space is an essential reference for projects d'house extension in Vendée. The company offers customised and personalised solutions, including timber-frame house extensions throughout the 85 department: Challans, Les Sables-d'Olonne, La Roche-sur-Yon, Les Herbiers, La Châtaigneraie...
What sets ADD Espace apart: a strong human dimension, customised support from A to Z (architect-approved plans, administrative management, site supervision), and strict adherence to deadlines. All our projects can be viewed on our website, and our customer reviews underline our professionalism. The team ensures transparent site supervision and ongoing communication, guaranteeing a worry-free experience and a result that lives up to expectations.
Depreux Construction has over 30 years' experience in building house extensions in the Vendée. The company offers tailor-made solutions, whether for wooden extensions, raised ceilings or specific layouts. Depreux Construction supports its customers from the design stage right through to handover of the work, providing full administrative support and complying with current standards. Depreux Construction's recognised expertise and its presence throughout the department make it a partner you can trust to help you extend your home over the long term.
MBMO is a recognised player in the field of house extensions in the Vendée. With 14 years' experience and several local branches, MBMO offers personalised site supervision and harmonious extension solutions tailored to every need. The company stands out for its rigorous administrative and technical management, as well as for the quality of its finishes. MBMO supports its customers every step of the way, from project study to delivery, guaranteeing the success of every extension.
illiCO travaux, based in Les Sables d'Olonne, offers comprehensive support for all home extension projects in the Vendée. With a single point of contact and a network of carefully selected local tradesmen, the company offers 2D/3D plans, full administrative support and optimum site management. Respect for deadlines, transparent estimates and insurance management make illiCO travaux the safe choice for a successful extension.
Vendée Réno Habitat, through its Vendée Extension brand, specialises in wood-frame and masonry house extensions in the Vendée. The company offers contemporary solutions, including flat roofs, and provides personalised support from the planning stage through to handover of the work. Its technical expertise, the quality of its finishes and its rigorous site supervision are regularly praised by its customers. Vendée Extension works throughout the department, adapting its services to each project.
ERSO Construction draws on its solid masonry expertise to offer house extensions and extensions in the Vendée. The company is renowned for the quality of its work, its ability to meet deadlines and its personalised customer service. ERSO Construction supports its customers at every stage of the project, from technical study to delivery, ensuring that the work is carried out to the highest standards and that expectations are met. Customer reviews underline the thoroughness and professionalism of the team.
Avenir Rénovations offers comprehensive services for home extension and renovation projects in the Vendée. The company provides a single point of contact, a qualified team and customised support, from needs analysis through to completion of the work. Avenir Rénovations stands out for the clarity of its estimates, its compliance with current standards and the quality of its site supervision, guaranteeing successful extensions.
Maison IVECO has many years' experience in building house extensions in the Vendée, both timber-frame and traditional construction. The company offers tailor-made solutions, administrative and technical support, and strict compliance with thermal and environmental standards. Maison IVECO is renowned for the quality of its work and its ability to adapt to the specific requirements of each project.
CGM Ossature Bois is a local craftsman specialising in the extension and raising of timber-frame houses in the Vendée. The company offers free estimates, rigorous site supervision and personalised advice at every stage of the project. CGM Ossature Bois emphasises the quality of its workmanship and its commitment to working throughout the department, to ensure that its extensions are both attractive and durable.
Vendée Extension is a specialist in wooden and masonry house extensions in the southern Loire and Vendée regions. The company offers support from design to handover, customised solutions and compliance with current standards. With a wealth of local references, Vendée Extension guarantees its customers extension projects that are tailored to their needs and carried out to the highest professional standards.
Among the specialists in house extensions in the Vendée, ADD Space stands out for its human approach, timber-frame expertise and the quality of its made-to-measure support. For those also looking for reliable, customised solutions, Depreux Construction, MBMO and illiCO travaux are trusted partners, renowned for their local know-how, their rigour and their ability to manage extension projects to the highest standards. With these companies, your extension in the Vendée is in safe hands.
