What CESI does

CESI Certification is the independent third-party personnel certification body of CESI SAS, headquartered in Paris La Défense and operating as a department within Groupe CESI (founded 1958). Since commencing certification operations in 2012, the organization has issued approximately 16,800 certifications at a current run-rate of roughly 3,700 per year and conducted about 5,500 exam sessions annually across 10 physical exam centers in major French metropolitan areas and a remote proctoring platform.

The business is built on a portfolio of 43 certifications spanning 10 professional domains. The largest regulated franchise covers real estate diagnostics (asbestos, DPE, gas, electricity, lead, termites, energy audit) authorized under COFRAC accreditations N°4-0646 and N°4-0556, which are mandatory to issue legally recognized certifications in France. Non-regulated or optional credentials include Lean and Lean Six Sigma belts (co-certified with UL6S and registered with France Compétences for CPF eligibility), ISO-aligned QSE internal auditor certification, DPO/RGPD certification against CNIL reference frameworks, internationally recognized BIM certification (co-developed with buildingSMART), and active pedagogy facilitator certification. Distribution combines direct candidate access via the website, intra-enterprise sessions, 20 habilitated training partners, and a public certified-professionals directory that functions as a referral asset.

The revenue model is built primarily on per-candidate certification fees (publicly disclosed in the €180-€600 HT range depending on certification level), supplemented by habilitation revenue from training partners, professional services for designing bespoke certifications and registering them with France Compétences, and shared economics from international co-certification arrangements (UL6S, buildingSMART). CESI Certification does not disclose revenue, operates with no external investment signals in the available material, and is positioned as a stable regulated credentialing franchise rather than a high-growth technology business.

Name

CESI

Legal name

CESI SAS

Website

https://certification.cesi.fr

Company type

Private

Founded year

2012

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

CESI Certification is the independent third-party personnel certification body of CESI SAS in France, offering 43 COFRAC-accredited and France Compétences-registered professional certifications across 10 domains — primarily real estate diagnostics, Lean Six Sigma, BIM, RGPD/DPO, QSE and active pedagogy — delivered through 10 exam centers, a remote proctoring platform, and a network of 20 training partners.

Ownership category

akta.pro rank

Product category

Professional Certification Services

NAICS

Professional and Management Development Training (611430)

SIC

Services-Educational Services (8200)

akta.pro primary industry

Credentialing, Certification Prep & Exam Training (BPACANAJ)

akta.pro secondary industries

Professional Licensure & Certification Exam Prep (Bar/CPA/NCLEX/PMP, etc.) (EDAGADAD), Real Estate, Appraisal & Mortgage (Agent/Broker CE, Appraiser CE) (EDAAALAI), Legal, Governance, Privacy & Audit Certifications (EDAAANAN)

Keywords

• Professional certification services
• Personnel competency certification
• Real estate diagnostics certification
• Lean six sigma certification
• Data protection officer certification

Headquarters

HQ city

Puteaux

HQ country

France

HQ region

Europe

Offices11 records

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

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

Revenue model

1. Certification fees: CESI Certification charges fees for each certification exam. Candidates pay for initial certification, retakes, and certificate issuance. Fees vary by certification type, ranging from 180€ HT for Yellow Belt to 600€ HT for Black Belt Lean 6 Sigma. Some certifications include free first retake for the theoretical exam.
2. Training partner habilitation: Training organizations become partners through a habilitation process, after which they can train candidates and/or organize certification exams on behalf of CESI Certification, generating revenue for both parties.
3. Training organization support services: CESI Certification assists organizations in designing their own certifications and supports the registration process with France Compétences for CPF financing eligibility.

Pricing tiers

Go-to-market motion3 records

Distribution channels4 records

Marketing channels8 records

Core offering

CESI Certification develops and issues professional competency certifications with high added value across 10 domains, including real estate diagnostics (DPE, asbestos, gas, electricity, lead, termites, energy audit), Lean and Lean Six Sigma belts, QSE internal auditing, RGPD/DPO, active pedagogy facilitation, and BIM. Certifications are delivered through a proprietary secure examination platform with remote proctoring, supported by 10 physical exam centers across France and on-site intra-company sessions, with a network of 20 authorized training partners preparing candidates.

Product overview

CESI Certification operates as an independent third-party certification body offering professional certifications across five main domains: Diagnostics Immobiliers (real estate diagnostic operator certifications covering DPE, gas, electricity, asbestos, lead, termites, and energy audits under COFRAC accreditation), Excellence Opérationnelle (Lean and Lean Six Sigma certifications at Yellow/Green/Black Belt levels in partnership with UL6S), Normes QSE (internal auditor certifications for Quality, Safety, Environment management systems), Pédagogies (active learning facilitator certifications), and RGPD/BTP (Data Protection Officer and BIM International certifications). The company also provides a digital examination platform and operates 10 physical exam centers throughout France, enabling certifications through remote proctoring or in-person testing. Training organizations can become partners to prepare candidates for CESI certifications or design their own certifications with CESI's support.

Differentiator

Problem solved

Functional benefit

Products and services

• Diagnostics Immobiliers Certifications Mandatory professional certifications for property diagnostic operators covering DPE (energy performance), asbestos (with and without mention), gas, electricity, lead (CREP), termites, and energy audit. CoFRac-accredited (N°4-0646) for legally recognized real estate transaction diagnostics in France. Addresses individuals and firms performing property diagnostics and enterprises deploying diagnostic teams.
• Excellence Opérationnelle — Lean and Lean Six Sigma Certifications Series of competency certifications in operational excellence methodologies at three levels—Yellow Belt (€180 HT), Green Belt Lean and Green Belt Lean Six Sigma (€320 HT each), Black Belt Lean (€500 HT) and Black Belt Lean Six Sigma (€600 HT). Delivered in co-certification with UL6S and registered with France Compétences (RS6983, RS6414, RS7230, RS7428) for CPF funding eligibility. Targets continuous-improvement practitioners in industry, services and transactional organizations.
• Auditeur interne de systèmes de management QSE Certification Certification for internal auditors of Quality, Safety and Environment (QSE) management systems based on ISO 19011 guidelines, validating skills in preparing audits, conducting audit interviews and writing audit reports. Priced at €240 HT including registration, dossier review, exam sitting and digital certificate delivery. Targets quality, safety and environmental management professionals.
• Animateur en pédagogies actives Certification Certification for trainers who facilitate active-learning methodologies, validating competency in describing competency approaches, preparing and animating active pedagogy sessions, and evaluating learning outcomes. Priced at €240 HT. Targets teachers and trainers evolving toward active facilitation methods.
• Délégué à la Protection des données (DPO) Certification Certification validating competencies to ensure GDPR compliance as described in Article 39 of the RGPD, based on CNIL reference frameworks. Retake fee €100 HT. Distributed in partnership with training organizations such as Class Droit. Targets professionals occupying or aspiring to the DPO role within organizations.
• BIM Internationale Certification International professional certification covering fundamental BIM concepts and processes based on buildingSMART standards, validating understanding of BIM terminology, ISO 19650 standards and openBIM approaches. Targets construction professionals across the building lifecycle, from modelers to BIM managers seeking internationally recognized credentials.
• Training Partner Habilitation and Custom Certification Design Partnership program for training organizations to deliver CESI certifications, including a habilitation process that verifies training integrates all CESI referential competencies, plus custom certification design services and France Compétences registration support to make training programs eligible for CPF funding. Targets training organizations and educational institutions that want third-party certification in their programs.

Quantifiable outcome

• 16,800 professionals certified since 2012, with 3,700 certificates issued annually
• +2 more outcomes

Named customers5 records

Segments7 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature2 records

Partnerships

Five partnerships are on record, tiered core and minor.

• UL6ScoreStrategic or Co-development Partner · 1 January 2017CESI Certification and UL6S have partnered since 2017 (partnership consolidated in 2023) to deliver co-certification for Lean and Lean Six Sigma professional certifications (Yellow Belt, Green Belt, Black Belt levels). Both co-certificators ensure the same certification process with the same requirements and a common certification jury. The partnership covers five certification levels registered with France Compétences.
• buildingSMARTcoreStrategic or Co-development PartnerCESI Certification offers the BIM Internationale 'Fondamentaux' certification in partnership with buildingSMART, utilizing the international openBIM approach. This certification is recognized internationally and serves as a distinctive marker in the BIM professional market.
• COFRACcoreOthersCOFRAC (Comité Français d'Accréditation) provides accreditation N°4-0646 and N°4-0556 to CESI Certification. This accreditation is mandatory for issuing legally recognized real estate diagnostic certifications in France under French and European regulations.
• Class DroitminorChannel Partner/ Reseller/ DistributorClass Droit is a training partner that prepares candidates for the DPO (Délégué à la Protection des Données) certification offered by CESI Certification. They distribute CESI's DPO certification through their training programs.
• 20 Formation PartnerscoreChannel Partner/ Reseller/ DistributorCESI Certification has a network of 20 training partners across France who prepare candidates for its certifications. These partners undergo a habilitation process to verify their training integrates all competencies from the CESI referential, after which they are authorized to train and/or organize certification exams.

Scale indicators8 records

Recent moves5 records

Expansion highlights5 records

Direct peers

• I.CERT: French COFRAC-accredited personnel certification body focused on real estate diagnostics and similar regulated professions; competes directly with CESI Certification for the same pool of diagnosticians seeking (re)certification under COFRAC accreditation.
• Certivéa: French certification body focused on construction, real estate, and BIM/city-of-the-future competencies. Directly comparable to CESI's BIM Internationale certification and competes for construction-sector professional credentials in France.

Broad incumbents

• AFNOR Certification: Major French and international certification body offering broad personnel and systems certification across many verticals. Overlaps with CESI in regulated French certifications but operates at much larger scale with a wider portfolio.
• Bureau Veritas Certification: Global leader in testing, inspection, and certification with strong French operations; competes for the same regulated professional certifications (and counts SOCOTEC as a CESI customer), but operates a much broader multi-vertical certification portfolio.
• Apave Certification: French testing, inspection, and certification provider with deep roots in construction, industry, and personnel competency certification. Adjacent competitor to CESI in regulated French professional certifications, including real estate diagnostics-adjacent verticals.
• SGS: Global certification, inspection, and testing company with substantial French operations. Overlaps with CESI in personnel certification services but operates across a vastly wider industries and geographies footprint.
• Kiwa: International testing, inspection, and certification provider with French operations. Competes in the broader European certification market, including regulated professional certifications relevant to CESI's domains.
• TÜV Rheinland France: Global testing and certification services group with French operations. Overlaps with CESI on regulated personnel certifications and technical credentials across multiple verticals, though typically operating at broader portfolio and international scale.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/user/groupecesi1
• Facebookfacebook.com/CESIingenieurs
• LinkedInlinkedin.com/company/cesi-officiel
• Instagraminstagram.com/cesi_officiel

Compliance7 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

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 CESI