O'Conception | Maître d'œuvre en Vendée

What O'Conception | Maître d'œuvre en Vendée does

O'Conception is a French maîtrise d'œuvre (construction project management) firm based in Le Poiré-sur-Vie, Vendée, operating since 2014 as a SARL with €10,000 share capital and approximately 8 employees. The company coordinates end-to-end construction projects for individual homeowners, property investors, and professionals across the entire Vendée department, with two physical agencies — the inland headquarters at Le Poiré-sur-Vie and a coastal branch (Agence Littoral) at Les Sables-d'Olonne opened in 2022. Its core technology consists of bespoke architectural plans (plans sur-mesure) created by in-house designers adapted to client lifestyle, terrain, and local architectural context, combined with OPQIBI-certified site monitoring and coordination of a vetted local artisan network spanning all building trades. The company differentiates from traditional house builders (constructeurs) by operating under a maîtrise d'œuvre contract that preserves client freedom to choose artisans, with full cost transparency and a single dedicated advisor per project.

The business model is professional services revenue generated through project management fees under multi-year contracts, rather than construction markups. Clients select from three named formulas: O'Conception for custom plans only, O'Inclusive for full-service project delivery from design through handover, and O'Locatif for rental property optimization, plus an O'Design sub-brand for interior design. Pricing is quote-based and project-specific. Go-to-market is consultative and relationship-driven, leveraging local SEO, content marketing through O'Blog, Google reviews (4.9/5 across 91 reviews), client testimonials, and word-of-mouth referrals. Notable features include Feng Shui design integration at the coastal agency, partnerships with local architects and construction economics consultants for complex projects, and compliance with OPQIBI quality standards for site supervision.

Name

O'Conception | Maître d'œuvre en Vendée

Legal name

SARL O'Conception

Website

https://oconception.fr

Company type

Private

Founded year

2014

Operating status

Operating

Headcount range

1–10 employees

Short description

O'Conception is a French maîtrise d'œuvre firm coordinating bespoke residential and commercial construction projects across Vendée through two physical agencies, serving individual homeowners, property investors, and professionals with OPQIBI-certified site monitoring and a vetted local artisan network.

Ownership category

akta.pro rank

Product category

Construction Project Management Services

NAICS

New Single-Family Housing Construction (except For-Sale Builders) (236115), Interior Design Services (541410)

SIC

Services-Engineering Services (8711)

akta.pro primary industry

Industrial/Product & Furniture Design (BPAHAKAM)

akta.pro secondary industry

Single-Family Home Construction (Detached Homes) (IMAFABAA)

Keywords

• Construction project management
• Maître d'œuvre services
• Custom home design
• Building site supervision
• Residential construction coordination

Headquarters

HQ city

Le Poiré-sur-Vie, Pays de la Loire

HQ country

France

HQ region

Europe

Offices2 records

Markets served

GTM type

B2C

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Technology or R&D, Infrastructure, Others

Revenue model

1. Maître d'œuvre Services - Professional Services: Project management fees for construction oversight, design, and coordination services. Clients can choose from flexible formulas: O'Conception (plans and design only), O'Inclusive (full service from design through construction delivery), or O'Locatif (optimized for rental property investments). Revenue is generated through professional service contracts rather than construction markups.

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels4 records

Core offering

O'Conception is a Vendée-based construction project management firm (maître d'œuvre) that designs custom building plans, coordinates construction trades, and supervises on-site execution for individual homeowners, property investors and professional clients. The firm sells its services through three branded formulas — O'Conception (plans only), O'Inclusive (full project management) and O'Locatif (rental-optimized program) — plus an interior-design line, O'Design, with Feng Shui integration. Services are delivered under OPQIBI-certified methodology from two physical agencies in Le Poiré-sur-Vie and Les Sables-d'Olonne.

Product overview

O'Conception operates as a traditional maître d'œuvre (construction project management) firm with a modular service offering built around its core project management expertise. The core O'Conception service provides bespoke architectural design and construction coordination for individual houses, renovations, extensions, and commercial buildings. Three named service formulas layer on top: O'Inclusive offers a full-service package from plans through delivery with complete project oversight; O'Locatif targets real estate investors seeking purpose-built rental properties; and O'Design provides dedicated interior design services. The company does not offer a software product or digital platform — all services are delivered through physical, on-site expertise and a network of local artisans.

Differentiator

Problem solved

Functional benefit

Brands

• O'Inclusive: A full-service maîtrise d'œuvre formula covering studies, plans, permits, site monitoring, coordination of contractors, and finishing management, from conception through to key handover.
• O'Locatif
• O'Design

Products and services

• O'Conception (plans-only formula) Custom architectural plan design (plans only) for individual homeowners, property investors and professionals who want to manage construction execution themselves. Delivered under the firm's OPQIBI-certified methodology; for clients who need design deliverables but not full project management.
• O'Inclusive (full-service formulate) End-to-end construction project management service covering design, coordination of trades, on-site monitoring and post-completion follow-up. Targeted at clients who want a turnkey delivery where O'Conception handles the entire project.
• O'Locatif (rental-optimized formula) Project management service optimized for rental or resale programs, with input on sizing, costs and finish levels aligned with rental yield and resale margin objectives. Intended for individual investors and property dealers.
• O'Design (interior design service) Interior design service incorporating Feng Shui principles, covering layouts, materials and finishes for O'Conception-managed projects. Offered as a complementary line to the firm's construction project management formulas.

Quantifiable outcome

• 4.9/5 Google rating based on 91 reviews
• +1 more outcomes

Named customers5 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Four partnerships are on record, tiered core and minor.

• Local Artisan Network (Artisans Locaux)coreOthersO'Conception maintains relationships with vetted local artisans across all construction trades: masons, carpenters, roofers, electricians, plumbers, painters, tilers, plasterers, landscapers, and other specialists. These artisans are presented to clients for selection, with clients maintaining final choice authority. The network provides execution capacity for construction projects throughout Vendée.
• Feng Shui ExpertminorStrategic or Co-development PartnerThe Sables d'Olonne agency features a Feng Shui-designed interior and offers clients access to Feng Shui expertise for space planning and interior design optimization. Mme Oliveau is mentioned as the in-house Feng Shui expert who sensitizes the design team.
• Local Architects (Architectes Locaux)coreStrategic or Co-development PartnerO'Conception collaborates with local architects for projects where their intervention is legally required or where specialized architectural expertise adds value. The company works with architecture firms for interior redesign, exterior landscaping, and structural restructuring projects.
• Construction Economics Consultants (Economistes de la Construction)coreStrategic or Co-development PartnerPartnership with construction economics firms for feasibility studies, cost analysis, and constraint evaluation including geotechnical engineering studies, thermal and fluid engineering studies, and masonry, carpentry, and joinery enterprises.

Scale indicators4 records

Recent moves7 records

Expansion highlights5 records

Broad incumbents

• Babeau Seguin: Mid-sized French homebuilder with a regional agency network serving western and central France, including proximity to Vendée. Competes for the same individual-homeowner project management customer with a constructor rather than maître d'œuvre model.
• Maisons Pierre: National French homebuilder with regional agencies across France providing fixed-price new-home construction. Competes for the same primary-residence buyer in Vendée that O'Conception targets, but with a fully bundled constructor model rather than maître d'œuvre.
• Hexaôm: France's largest homebuilder (formerly Maisons France Confort), offering turnkey new-home construction nationwide. Comparable as the alternative service model for the same individual-homeowner customer in France that O'Conception addresses via the maître d'œuvre route.
• Maisons MCA: Regional French homebuilder with presence in western France offering fixed-price new-home construction. Comparable as an alternative construction delivery model competing for O'Conception's individual homeowner customers in the broader Pays de la Loire region.
• Camif Habitat: National French network specializing in home renovation project management with vetted local artisans — a directly comparable business model to O'Conception's O'Inclusive and O'Design formulas, but operating at much greater scale across France.

Emerging players

• Alobees: SaaS construction project management platform built for small building professionals and artisans in France. Comparable because it increasingly serves maître d'œuvre and small builders like O'Conception with digital project management tooling.

Others

• BatiScript: French construction project management and documentation platform used by building professionals. An adjacent technology enabler that targets the same maître d'œuvre / small-builder operational workflows that O'Conception handles manually.

Regional players

• IGC Construction: Regional homebuilder active in western France (Pays de la Loire, Poitou-Charentes). Directly overlaps with O'Conception's Vendée geography and serves the same residential construction customer segment with a constructor model.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/sarl-o-conception

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about O'Conception | Maître d'œuvre en Vendée