Institut national des langues - INL

What Institut national des langues - INL does

Institut national des langues Luxembourg (INLL) is a public administration under the Ministry of National Education, Childhood and Youth, established as a statutory national language institute by the law of 8 March 2023 and successor to the Centre de langues Luxembourg founded in 1999. It operates as Luxembourg's official adult language education and certification body, delivering courses in 13 languages (Arabic, Chinese, Dutch, English, French, German, Italian, Japanese, Korean, Luxembourgish, Portuguese, Russian, Spanish) across CEFR levels A1 to C2, in multiple formats including standard, compact, blended learning, e-learning via Teams/Zoom, hybrid, intensive, and workshop courses. The institute holds a statutory monopoly on the Sproochentest — the Luxembourgish proficiency examination required for citizenship — and administers LAF and ZLO Luxembourgish certifications alongside international certifications from Goethe-Institut, British Council, Cambridge Assessment English, Instituto Cervantes, France Éducation International, and other national bodies.

INLL's product surface extends beyond classroom instruction to include the proprietary 'Schwätzt Dir Lëtzebuergesch?' textbook series and SDLA augmented reality mobile app for Luxembourgish learning, the MyINL self-service portal (powered by Odoo), the Poterkëscht beginner podcast, the ALMA-based Mediathek media library, the Language Tandem exchange program, and professional development tracks (CELVP, ZLLL, KomCo). It runs more than 20 sociocultural events annually and operates three physical campuses: the Glacis headquarters (21 boulevard de la Foire, Luxembourg City) with 39 classrooms, Mersch (opened November 2005), and Belval/Esch-sur-Alzette (opened October 2017). Management is led by Director Maisy Gorza with four Assistant Directors.

The business model combines government funding with diversified fee-based revenue streams: course tuition (with reduced registration fees of €10 available under Art. 4 of the Grand-Ducal Regulation of 27 June 2018), certification and examination fees, professional development tuition, and on-site ancillary services (Restaurant Lingua). Customer segments span adult learners pursuing personal or professional proficiency, foreign nationals seeking Luxembourgish citizenship, vocational language instructors, and working professionals targeting socio-professional integration. Distribution relies on direct campus enrollment, the MyINL self-serve portal, and channel partnerships with international certification bodies. Marketing is conducted via the inll.lu website, social channels (Facebook, X, Instagram, LinkedIn), a monthly newsletter, and orientation days.

Name

Institut national des langues - INL

Legal name

Institut national des langues Luxembourg

Website

https://inll.lu

Company type

Private

Founded year

2023

Operating status

Operating

Short description

The Institut national des langues Luxembourg (INLL) is a public national institute under the Ministry of Education delivering adult language courses in 13 languages, official Luxembourgish certifications including the statutory Sproochentest for citizenship, and international exam administration across three campuses in Luxembourg.

Ownership category

akta.pro rank

Product category

Adult Language Education and Certification

NAICS

Language Schools (61163), Exam Preparation and Tutoring (611691)

SIC

Services-Educational Services (8200)

akta.pro industry

PRIMARYEDAMAFAA

General Language Schools & Institutes

Education/Supplemental & Enrichment Programs (Arts, STEM, Language)/Language Learning & Conversation Programs

SECONDARYEDANAHAG

Language Learning Centers (ESL/EFL & World Languages)

Education/Tutoring & Test Preparation/Small-Group Tutoring & Learning Centers

SECONDARYEDANACAD

Language Proficiency Exam Prep (CEFR, TOEFL, IELTS, Duolingo English Test, PTE)

Education/Tutoring & Test Preparation/Language Tutoring & Exam Prep

SECONDARYEDAIAEAI

Teacher Training & Language Teaching Certifications (e.g., CELTA/DELTA)

Education/International Education & Study Abroad/Overseas Language Schools & Immersion Programs

Keywords

• Adult language education
• Language certification services
• Luxembourgish language training
• Language proficiency testing
• Teacher training programs

Headquarters

HQ city

Luxembourg

HQ country

Luxembourg

HQ region

Europe

Offices3 records

Markets served

GTM type

B2C

Offering type

Services

Cost components

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

Revenue model

1. Course Registration and Tuition Fees: Fees for language courses across 13 languages with various course formats (standard, compact, blended learning, e-learning, workshops, professional orientation)
2. Certification and Examination Fees: Fees for official language certifications including Sproochentest, LAF, ZLO, DELF/DALF, Goethe, IELTS, Cambridge, DELE, CELI, TestDaF, CNaVT, CAPLE, SIELE
3. Teacher Training Programs: Professional development courses for language instructors including CELVP, ZLLL, and Komco certifications
4. Professional Language Courses: Professional-oriented language courses with intensive format (8 weeks, 15 hours/week) for employment-focused language training

Pricing tiers

Go-to-market motion3 records

Distribution channels3 records

Marketing channels6 records

Core offering

INLL delivers adult language education and official language certification in Luxembourg. Its core offerings are language courses in 13 languages (Arabic, Chinese, Dutch, English, French, German, Italian, Japanese, Korean, Luxembourgish, Portuguese, Russian, Spanish) from CEFR level A1 to C2, delivered in person at three campuses and via blended/e-learning formats. The institute is also the sole administrator of the Sproochentest, the mandatory Luxembourgish language exam for citizenship, and resells internationally recognized certifications (DELF/DALF, Goethe, IELTS, Cambridge, DELE, CELI, CAPLE, TestDaF, CNaVT, SIELE).

Product overview

The Institut national des langues Luxembourg (INLL) is a public language learning institution offering language education and certification services. The portfolio consists of: language courses in 13 languages (Arabic, Chinese, Dutch, English, French, German, Italian, Japanese, Korean, Luxembourgish, Portuguese, Russian, Spanish); the SDL (Schwätzt Dir Lëtzebuergesch) textbook series for Luxembourgish learning at levels A1-B2; the SDLA mobile application (augmented reality version of the textbooks); the MyINL learner portal for course/exam registration and management; the Sproochentest for Luxembourgish citizenship acquisition; the LAF (Lëtzebuergesch als Friemsprooch) certification; the ZLO (Zertifikat Lëtzebuerger Orthografie) spelling test; and international language certifications including DELF/DALF (French), Goethe and TestDaF (German), Cambridge and IELTS (English), CELI (Italian), DELE and SIELE (Spanish), CAPLE (Portuguese), and CNaVT (Dutch). Professional development programs include CELVP (vocational language teaching certificate), ZLLL (Luxembourgish teaching certificate), and KomCo (communication coaching). The Poterkëscht podcast and language tandem services complement the core offerings.

Differentiator

Problem solved

Functional benefit

Brands

• Schwätzt Dir Lëtzebuergesch (SDL): Luxembourgish language learning textbooks and materials published by INLL for levels A1, A2, B1, and B2.
• SDLA App
• Poterkëscht

Products and services

• Language Courses Language courses in 13 languages (Arabic, Chinese, Dutch, English, French, German, Italian, Japanese, Korean, Luxembourgish, Portuguese, Russian, Spanish) at CEFR levels A1 through C2, delivered in formats including Standard, Compact, Blended Learning, e-Learning (Teams/Zoom), Hybrid, Workshop, and intensive professional programs, for adult learners seeking personal or professional language proficiency.
• SDL (Schwätzt Dir Lëtzebuergesch?) Textbooks Series of Luxembourgish language textbooks (Schwätzt Dir Lëtzebuergesch?) covering levels A1, A2, B1, and B2, with audio materials, exercises, and supplementary resources, used by learners and teachers as INLL's flagship Luxembourgish learning materials.
• SDLA Augmented Reality App Mobile application for iOS and Android that delivers augmented reality Luxembourgish learning experiences based on the SDL textbook series, for self-directed learners and course participants.
• MyINL Portal Online learner portal for self-service course registration, exam registration, level assessment, and student management at INLL, powered by the Odoo platform.
• Sproochentest (Luxembourgish Citizenship Language Test) Official Luxembourgish language proficiency test required for acquiring Luxembourgish citizenship, consisting of oral expression at A2 level and listening comprehension at B1 level, conducted on tablets. INLL is the sole authorized administrator.
• LAF - Lëtzebuergesch als Friemsprooch Certification

Quantifiable outcome

• More than 800 monthly seats for Sproochentest with growing demand
• +1 more outcomes

Named customers3 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration6 records

Feature3 records

Partnerships

15 partnerships are on record, tiered core, major and minor.

• Association of Language Testers in Europe (ALTE)coreOthersINLL is a member of ALTE, a European association of language testing organizations that promotes quality standards in language assessment across Europe
• European Center for Modern Languages (ECML)coreOthersINLL is a member of ECML, a Council of Europe institution that supports language education professionals across Europe
• Goethe-InstitutmajorChannel Partner/ Reseller/ DistributorPartnership for German language certification through Goethe Zertifikat (A2, B1, B2, C1) and TestDaF (B2, C1) exams administered at INLL locations
• British CouncilmajorChannel Partner/ Reseller/ DistributorPartnership for IELTS (A1-C2) testing including both Academic and General Training modules for immigration and academic purposes
• Cambridge Assessment EnglishmajorChannel Partner/ Reseller/ DistributorPartnership for Cambridge English certifications including B1 Preliminary, B2 First, C1 Advanced, and C2 Proficiency exams
• Instituto CervantesmajorChannel Partner/ Reseller/ DistributorPartnership for Spanish language certifications through DELE (A1-C2) and SIELE exams administered at INLL
• France Éducation InternationalmajorChannel Partner/ Reseller/ DistributorPartnership for French language certifications including DELF (A2, B1, B2), DALF (C1), and TCF exams
• Universidade de Lisboa / CAPLEminorChannel Partner/ Reseller/ DistributorPartnership for Portuguese language certifications (ACESSO-DUPLE, levels A1-C2) through CAPLE examinations
• Università per Stranieri di PerugiaminorChannel Partner/ Reseller/ DistributorPartnership for Italian language certifications (CELI, levels A1-C2) administered at INLL
• TaalunieminorChannel Partner/ Reseller/ DistributorPartnership for Dutch language certifications (CNaVT, B2 Educatief Startbekwaam) at INLL
• MudamminorStrategic or Co-development PartnerCultural partnership for Meet & Speak language exchange events held at Mudam museum venue
• Villa VaubanminorStrategic or Co-development PartnerCultural partnership for Meet & Speak language exchange events held at Villa Vauban art museum venue
• Lëtzebuerg City MuseumminorStrategic or Co-development PartnerCultural partnership for Meet & Speak language exchange events at the city museum
• ADEM (Agence pour le développement de l'emploi)minorStrategic or Co-development PartnerPartnership with Luxembourg employment agency for annual Job Days connecting language learners with employers across various sectors
• RestopolisminorOthersPartnership for on-site catering services at INLL Glacis through Restaurant Lingua

Scale indicators4 records

Recent moves9 records

Expansion highlights6 records

Direct peers

• Eurocentres: European language-school network with CEFR-aligned courses in multiple languages, serving adult learners including professionals and exam-prep candidates. Comparable in adult-language course design, blended delivery, and international exam preparation, though INLL operates only in Luxembourg.
• Berlitz Corporation: Global private language-school chain offering CEFR-aligned courses across many of the same languages taught at INLL (English, German, French, Spanish, Italian, etc.). Comparable as a fee-based language school targeting adult learners and professionals, though commercially rather than publicly owned.
• Alliance Française: Worldwide French-language teaching network offering CEFR-aligned courses and DELF/DALF exam preparation, mirroring INLL's role as a French certification host and adult-language course provider. Both operate on a hybrid of public mission and fee-based tuition.
• Instituto Cervantes: Spain's official institution for promoting Spanish language and culture, administering DELE and SIELE exams worldwide through partner centers. INLL hosts Cervantes certifications and shares the model of state-sponsored language instruction combined with internationally recognized credentials.
• Wall Street English: International adult English-language school chain with CEFR-aligned curriculum and professional-focused course formats, comparable to INLL's professional-oriented intensive courses. Both target working professionals seeking language certification for employment.
• Goethe-Institut: Germany's official cultural and language institute, operating a global network of language schools and administering the Goethe-Zertifikat and TestDaF — both delivered through INLL. Closely comparable as a state-affiliated language school and certification body with similar pedagogical and CEFR-aligned model.

Broad incumbents

• British Council: The UK's international organization for cultural relations, delivering English-language teaching and administering IELTS (Academic and General Training) through partner venues including INLL. Comparable as a publicly affiliated language-and-certification institution, though operating on a much larger global scale.
• France Éducation International: French public agency under the Ministry of Education responsible for DELF/DALF and TCF certifications administered internationally, including at INLL. Closely comparable as the originating authority behind one of INLL's key certification partnerships.

Others

• Cambridge Assessment English: University of Cambridge's English-language assessment arm, partnering with INLL to deliver Cambridge English certifications (B1 Preliminary through C2 Proficiency). Comparable as a global language-certification authority whose credentials are hosted inside INLL's campuses.

Emerging players

• Rosetta Stone: Consumer digital language-learning platform covering many of the same languages INLL teaches. Comparable as an alternative channel for adult language acquisition; pressure on INLL's general-purpose courses comes increasingly from these consumer apps and AI tutors.

Market position

Strengths5 records

Weaknesses4 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

• Xtwitter.com/inl_lu?lang=fr
• Facebookfacebook.com/INLLofficialpage
• LinkedInlinkedin.com/institut-national-des-langues
• Instagraminstagram.com/inll.lu

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles11 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 →

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