What Laboratoire CBTP does

Laboratoire CBTP is a French independent engineering and materials testing laboratory headquartered in Noyal-sur-Vilaine, operating a network of seven regional agencies across Bretagne, Normandie, and Pays de la Loire. Founded in 1994, the firm serves construction firms, infrastructure operators, engineering and design offices, material producers and quarries, and public authorities with a service portfolio spanning laboratory materials testing (concrete, aggregates, bituminous binders, chemistry), geotechnical studies and foundations, road engineering, network inspection and georeferencing, environmental studies and measurements, and accredited professional training. Its customer base includes large infrastructure operators such as ASF, COFIROUTE, SRTP, and Groupe Pigeon, with disclosed FY2024 revenue of €12.6M HT across approximately 130 collaborators, of whom 115 are technicians and engineers.

The company's technical platform combines physical laboratory and field testing capabilities — including pressiometric and coring drilling to 30m depth, triaxial and oedometer testing, gammadensimeters, penetrometers, CCTV and satellite camera network inspection — with proprietary methods such as the Géomur Pi compressed earth block construction system (ATEx de cas A certified by CSTB, RE2020-aligned) and an N₂-H₂ tracer gas leak detection technique. It operates four technology poles (Laboratory, Public Works, R&D, Environment) across eleven business domains and holds multiple accreditations that function as barriers to entry: COFRAC N°1-5879 for environmental measurements, COFRAC N°3-1053 for sanitation network inspection under NF EN ISO 17020, Bureau Veritas certification for network detection and georeferencing, CIR Research Tax Credit eligibility, and Ministry of Labor training organization approval.

The business model is professional services revenue, quote-based and project-specific, distributed through direct sales via the regional agency network and digital lead capture through the corporate website. Five revenue streams are disclosed: laboratory testing, engineering and consulting, inspection and certification, accredited training, and R&D. Recent strategic moves — the CoLoRe joint laboratory with IRDL (2023), the ACIMAT environmental joint venture with O2m (2023), the Géomur Pi product launch (2024), and the N₂-H₂ leak detection service (2024) — point to an active pivot into low-carbon construction materials and environmental transition services, expanding the firm's addressable market beyond traditional quality control and external works control.

Name

Laboratoire CBTP

Legal name

Laboratoire CBTP

Website

https://lcbtp.com

Company type

Private

Founded year

1994

Operating status

Operating

Headcount range

51–100 employees

Short description

Laboratoire CBTP is a French independent engineering laboratory providing accredited materials testing, geotechnical studies, environmental assessments, and R&D services to construction firms, infrastructure operators, and public authorities across western France.

Ownership category

akta.pro rank

Product category

Construction Materials Testing and Engineering Services

NAICS

Testing Laboratories and Services (54138)

SIC

Services-Testing Laboratories (8734)

akta.pro primary industry

Safety, Compliance & Workforce Enablement (Procedures, Training, LOTO, Permitting) (EUAJADAL)

akta.pro secondary industry

Leak Detection, Emissions & LDAR Testing (OGI, methane, fugitive emissions) (EUAEAHAL)

Keywords

• Construction materials testing
• Geotechnical engineering services
• Road pavement inspection
• Environmental compliance testing
• Network detection georeferencing

Headquarters

HQ city

Noyal-sur-vilaine

HQ country

France

HQ region

Europe

Offices7 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Infrastructure, Marketing or Sales, Supply Chain

Revenue model

1. Laboratory Testing Services: Material testing services including concrete, aggregates, roads, chemistry, geotechnics. Revenue generated through standardized testing procedures performed in laboratories and on construction sites. Mix of project-based fees.
2. Engineering and Consulting: Geotechnical studies, structural engineering, environmental studies, and RSE consulting. Includes project studies, soil analysis, foundation engineering, and environmental impact assessments.
3. Inspection and Certification Services: Network inspection, conformity testing, and certification services including CCTV inspection, leak detection, waterproofing tests, and georeferencing. Accredited by COFRAC for inspection services.
4. Training Services: Customized training programs for construction industry professionals covering materials testing, road techniques, environment, foundations, geotechnics, networks, and topography. Accredited training organization.
5. Research & Development: R&D services including development of innovative materials and construction methods. Eligible for CIR (Research Tax Credit) covering 30% of qualifying expenses.

Go-to-market motion2 records

Distribution channels2 records

Marketing channels5 records

Core offering

Laboratoire CBTP provides laboratory testing, field inspection, geotechnical studies and engineering consulting services for the construction and public-works industry, covering concrete, aggregates, roads, geotechnics, networks, chemistry and environment. Services are delivered through 7 regional agencies across western France, supplemented by R&D, accredited training, and innovative construction methods such as the Géomur Pi compressed-earth-block system and N₂-H₂ tracer-gas leak detection.

Differentiator

Problem solved

Functional benefit

Products and services

• Laboratory Materials Testing Services Standardized laboratory testing of construction materials including concrete, aggregates, bituminous binders and chemistry, performed in laboratories and on construction sites, generating project-based fees. Targets construction material producers, public works contractors and engineering offices requiring quality certification.
• Geotechnical Engineering and Studies Geotechnical studies, soil mechanics, deep-foundation engineering and special foundations studies including pressiometric and coring drilling up to 30m, triaxial (UU, CD, CU+u), oedometer and shear testing, using specialized software (FOXTA V3, K-Réa V4, TaLRen V5). For public works contractors, design offices and project owners.
• Roads and Pavement Testing and Auscultation External controls, dimensioning, laboratory testing of bituminous binders and pavement auscultation for highway and road construction projects. For public works contractors, motorway concessionaires (e.g. ASF, COFIROUTE) and project owners.
• Network Inspection and Certification (COFRAC ISO 17020) COFRAC-accredited inspection of wet and dry networks including CCTV inspection, leak detection, waterproofing tests, conformity testing and network georeferencing. For public works contractors, local authorities and network operators.
• Network Detection and Georeferencing Detection, marking and georeferencing of buried networks, including satellite camera inspection with electromagnetic probes for connection tracing, complementing Marquage/Piquetage services. For design offices, contractors and project owners.
• N2-H2 Tracer Gas Leak Detection Service Non-destructive, fast and eco-friendly leak localization service on buried or inaccessible pipelines, using hydrogen molecules penetrating soil to surface. For network operators, local authorities and contractors managing wet and dry networks.
• Géomur Pi - Compressed Earth Block Construction System Industrial, sustainable and environmentally friendly construction system using compressed earth blocks with quarry co-products, covered by ATEx de cas A certification, enabling R+2 buildings including in seismic zones. For construction companies, developers and project owners seeking low-carbon building methods.
• ACIMAT Environmental Transition Services Environmental impact measurement and certification services including greenhouse gas emission assessments, product and project lifecycle analysis and eco-design solutions, through the joint ACIMAT venture with O2m. For territorial-development actors, local authorities and construction companies.
• Diag Décarbon'Action Carbon Assessment Program Carbon footprint assessment and decarbonization planning program delivered with Bpifrance, ADEME and ABC, supporting companies in measuring emissions, planning reductions and acting on decarbonization. For SMEs and mid-market companies in the construction and territorial-development value chain.
• Accredited Professional Training Programs Customized training programs covering materials testing, road techniques, environment, foundations, geotechnics, networks and topography, delivered as an approved training organization. For construction-industry professionals, design offices and public-sector personnel (e.g. SDIS 35 radiological safety training).
• CoLoRe Joint Research Laboratory Services

Named customers8 records

Segments5 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Eight partnerships are on record, tiered core, minor and supporting.

• O2mcoreStrategic or Co-development Partner · 1 October 2023Joint venture ACIMAT combining LABORATOIRE CBTP's construction materials expertise with O2m's environmental impact measurement capabilities. Focused on environmental certification, carbon assessment, lifecycle analysis, and eco-design solutions for construction industry.
• IRDL (Institut de Recherche Dupuy de Lôme)coreStrategic or Co-development Partner · 1 August 2023Joint laboratory 'CoLoRe' combining LABORATOIRE CBTP's materials expertise with IRDL's research capabilities. Focused on developing low-carbon construction materials including earth-based materials, alternative cement binders, and road materials with low environmental impact.
• SDIS 35 (Service Départemental d'Incendie et de Secours 35)minorOthers · 1 July 2023Collaboration with Cellule Mobile Radiologique (CMIR) for radiological safety training and emergency response exercises. Includes demonstrations of gamma densimeter handling and accident simulation exercises.
• Bureau VeritassupportingTechnology or IntegrationCertification partner for network detection and georeferencing services. LABORATOIRE CBTP operates under Bureau Veritas certification for these specific services.
• BpifrancesupportingGTM or Marketing PartnerDiag Décarbon'Action program partner providing financial support for companies' carbon footprint assessment and decarbonization planning.
• ADEMEsupportingGTM or Marketing PartnerDiag Décarbon'Action program partner supporting environmental transition and carbon reduction initiatives for businesses.
• Association pour la transition Bas Carbone (ABC)supportingGTM or Marketing PartnerDiag Décarbon'Action program partner supporting carbon transition initiatives.
• CSTB (Centre Scientifique et Technique du Bâtiment)supportingTechnology or IntegrationATEx (Avis Technique Expérimental) certification provider for Géomur Pi construction method, enabling experimental technical approval for innovative building techniques.

Scale indicators6 records

Recent moves8 records

Expansion highlights7 records

Broad incumbents

• Eurofins: Global testing group with significant environmental, construction materials, and product testing operations in France. Comparable as a laboratory testing platform, though Eurofins is far broader (food, pharma, environment) and much larger than Laboratoire CBTP.
• SGS: Swiss-based global TIC company with industrial and construction testing capabilities. Comparable to Laboratoire CBTP in construction materials and infrastructure inspection services, but at vastly larger scale and with global geographic reach.
• Intertek: Global TIC group with construction materials testing and certification offerings. Overlaps with Laboratoire CBTP on materials characterization and quality assurance for construction, while operating across many other end markets at much larger scale.
• Bureau Veritas: Global TIC leader with extensive construction and infrastructure testing/certification. Overlaps directly with Laboratoire CBTP's inspection and certification services (Bureau Veritas is also a partner certifying Laboratoire CBTP's georeferencing activities) and represents both a peer and a competitive threat.
• Apave: Major French testing, inspection, and certification (TIC) group serving construction, energy, and industrial clients. Overlaps with Laboratoire CBTP in materials testing and construction inspection but operates at much larger scale with national and international reach.

Others

• Egis: French engineering and consultancy group focused on infrastructure, transport, and urban development. Not a direct testing competitor but a comparable French infrastructure-services platform serving many of the same public-sector and concessionaire clients.

Direct peers

• Sol Solution: French geotechnical and geo-environmental firm offering field investigations, laboratory testing, and instrumentation. Comparable to Laboratoire CBTP's geotechnical and environmental sectors, particularly for site characterization and soil mechanics.
• Fondasol: French geotechnical engineering firm providing soil studies, foundation design, and in-situ testing. Closely comparable to Laboratoire CBTP's Geotechnics and Special Foundations sectors, serving overlapping construction and infrastructure clients across France.
• Ginger Groupe: French engineering and testing group encompassing CEBTP and other specialized geotechnical/environmental brands. Directly comparable as a multi-agency French construction testing and engineering platform with similar service breadth (materials, geotechnics, environment) but at materially larger scale.
• CEBTP (Centre d'Expertise Bâtiment et Travaux Publics): Historic French construction testing laboratory offering materials, geotechnical, and structural testing. Operates as the most direct functional peer to Laboratoire CBTP, with overlapping accreditations and a similar service portfolio across construction materials and infrastructure.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks7 records

Key highlights7 records

Customer concentration

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Revenue estimate

Valuation estimate

Number of profiles

Profiles15 records

Subsidiaries1 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 Laboratoire CBTP