What SMB Constructions Métalliques does

SMB Constructions Métalliques is a privately held French metal-construction firm headquartered in Ploufragan, Bretagne, focused on the design, engineering, and fabrication of steel and metal structures. Founded in 1926, the company operates with approximately 46 employees and runs an in-house workshop (atelier) backed by an internal engineering design bureau (bureau d'études), enabling it to deliver projects from conception through realization. Source material confirms active operating status via a maintained website with recruitment and contact pages.

The company's offering is organized around five core product categories: charpente métallique (structural metal framing for industrial and commercial buildings), ouvrages maritimes et fluviaux (maritime and river-engineering structures), ombrières photovoltaïques (metal canopy structures supporting photovoltaic panels), ouvrages d'art métalliques (artistic and architectural metalwork), and verre & structure (glass-and-metal architectural systems). This horizontal segmentation by use case allows SMB to address industrial, infrastructure, and architectural project requirements from a single integrated design-to-fabrication stack. No proprietary technologies, patents, or proprietary software platforms are disclosed.

Commercially, SMB runs a project-based B2B model with a sales-led motion anchored on its corporate website (smb-cm.fr). Distribution is direct and regional, with operations limited to France. Pricing is project-specific and not publicly disclosed; no recurring-revenue, subscription, or service-contract layers are evidenced. The company markets itself on the structural and ecological properties of steel—strength-to-weight ratio, recyclability, and architectural malleability. No public financials, ownership details, certifications, partnerships, M&A activity, funding history, or senior leadership information is disclosed in the available source material.

Name

SMB Constructions Métalliques

Legal name

SMB Constructions Métalliques

Website

https://smb-cm.fr

Company type

Private

Operating status

Operating

Headcount range

11–50 employees

Short description

SMB Constructions Métalliques is a privately held French metal-construction firm, founded in 1926 and headquartered in Ploufragan, Bretagne. It designs, engineers, and fabricates steel structures—including industrial framing, maritime works, photovoltaic canopies, artistic metalwork, and glass-metal architectural systems—for B2B construction clients across France.

Ownership category

akta.pro rank

Product category

Structural Steel Construction

NAICS

Fabricated Structural Metal Manufacturing (332312), Prefabricated Metal Building and Component Manufacturing (332311), Architectural and Structural Metals Manufacturing (3323)

SIC

Fabricated Structural Metal Products (3440), Prefabricated Metal Buildings & Components (3448)

akta.pro primary industry

Metal Building Systems (PEMB) (IMADACAB)

akta.pro secondary industries

Architectural & Miscellaneous Metals (Stairs, Railings, Ladders) (IMADACAE), Metal Roofing & Wall Panels (Architectural/Structural) (IMADACAG), Sheet Metal & Flashing Works (Gutters, Copings, Edge Metal, Downspouts) (IMAFAMAE)

Keywords

• Structural steel fabrication
• Metal building construction
• Industrial steel framework
• Photovoltaic canopy structures
• Maritime metal structures

GTM type

B2B

Offering type

Services

Cost components

Supply Chain, Personnel, Operations, Infrastructure

Revenue model

1. Metal Construction Services: Design and construction of metal structures for various applications including industrial, commercial, and architectural projects. Revenue generated through project-based contracts for metal construction work.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels1 record

Core offering

SMB Constructions Métalliques designs and fabricates custom metal structures for industrial, commercial, maritime, river, energy, and architectural clients. Its offering spans metal framing (charpente métallique), maritime and river works, photovoltaic canopy structures, metal artworks/bridges, and glass-and-steel architectural facades, delivered through in-house engineering studies and workshop fabrication covering the project from conception to realization.

Product overview

SMB Constructions Métalliques is a metal construction company offering a unified portfolio of steel and metal building solutions. The core offering includes metal framing (charpenter métallique), maritime and river structures, photovoltaic canopies, artistic metalwork, and glass-and-structure combinations. These services are delivered through their in-house workshop fabrication and engineering design bureau, covering the complete project lifecycle from conception to realization.

Differentiator

Problem solved

Functional benefit

Products and services

• Charpente métallique Metal structural framework and steel construction services for buildings, industrial plants, commercial structures, and warehouses. Delivered with in-house engineering studies and workshop fabrication.
• Ouvrages maritimes et fluviaux Maritime and river engineering structures including metal frameworks for ports, waterways, and related infrastructure.
• Ombrières photovoltaïques Metal solar canopy structures designed to support photovoltaic panels for solar energy generation installations.
• Ouvrages d'art métalliques Artistic metalwork and architectural metal structures for public and private projects, including bridges.
• Verre & structure Glass and metal structural combinations for modern architectural designs and facades.

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Recent moves1 record

Expansion highlights3 records

Emerging players

• Solar Steel (Gonvarri Solar Industries): Specialised manufacturer of metal structures for photovoltaic solar installations, including solar trackers and fixed-tilt canopy structures. Comparable to SMB's ombrières photovoltaïques line, with focused emerging-player play in the solar canopies segment.

Broad incumbents

• ArcelorMittal Construction France: Large industrial incumbent providing pre-engineered metal building systems, steel framing, and roofing/wall systems across France. Broader steel group with overlapping product portfolio to SMB's charpente métallique and metal roofing/wall panel offerings.

Direct peers

• Cardoso Constructions Métalliques: French metal construction firm offering charpente métallique, serrurerie, and architectural metalwork. Direct mid-sized French peer with comparable product portfolio and project-based delivery model.
• Groupe Briand: Major French metal construction and pre-engineered metal building group operating across charpente métallique, building envelopes, and multi-site industrial construction. Direct competitor in core charpente métallique and metal building systems, with overlapping presence in photovoltaic canopies and infrastructure.
• Virly: French steel construction company focused on structural metalwork, frames, and architectural metalwork for industrial and commercial buildings. Comparable mid-sized peer in the same French regional metal construction market as SMB.
• Rezeau Constructions Métalliques: French family-owned metal construction firm producing charpente métallique, staircases, and architectural metalwork. Comparable mid-sized French fabricator with similar B2B project-based model and structural metalwork offerings.
• Castel & Fromaget: French metal construction manufacturer within larger grouping, producing structural steel and metal building components. Comparable peer in PEMB and fabricated structural metal products for industrial and commercial clients.
• Baudin Châteauneuf: Historic French metal construction firm with broad capabilities in structural steel, works of art (ponts métalliques), and complex infrastructure. Comparable to SMB on charpente métallique, ouvrages d'art, and maritime/river works, with similar vertically integrated design-and-build model.

Regional players

• Hardy Construction Métallique: Western France-based metal construction firm with regional Breton presence comparable to SMB. Overlaps in structural metalwork for industrial and agricultural buildings in the same geographic market.
• Les ConstructionsMétalliques de l'Atlantique (CMA): Western France-based metal construction firm operating in Brittany and Atlantic regions, comparable to SMB's Ploufragan base. Overlaps in charpente métallique and industrial frameworks with regional focus.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/smb-cm

Revenue estimate

Valuation estimate

Number of profiles

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 SMB Constructions Métalliques