Aranzadi LA LEY

What Aranzadi LA LEY does

Aranzadi LA LEY, S.A.U. is the leading Spanish legal technology and legal information provider and a wholly-owned subsidiary of Karnov Group (Nasdaq Stockholm: KAR). The company operates a 360-degree platform combining next-generation legal databases (Aranzadi LEY, Insignis, Digital, LA LEY Digital), predictive judicial analytics via Jurimetría, an AI-powered research and drafting assistant (Allegra), case management software (Aranzadi Fusión for law firms, corporates, institutions, and procuradores), a modular compliance suite (Complylaw with Penal, Canal Ético, Privacidad, Igualdad, Fiscal, Operaciones Vinculadas modules), document automation (ContractBOX), and a digital library (Legalteca). The proprietary content corpus is built on the contributions of 6,500+ authors and collaborators, and the platform is differentiated by Spanish National Security Framework (ENS Alta and Media) and ISO 9001/14001 certifications that enable public-administration and regulated-enterprise deployment.

The company serves 23,000+ clients including international law firms (Hogan Lovells, Roca Junyent, Ontier, Addleshaw Goddard), large corporates (Iberdrola, Heineken, MásMóvil, Banc Sabadell), professional services firms (Auren), public bodies (ICAB, Consejo General del Notariado), and SMEs. Revenue is generated through recurring subscriptions to databases and SaaS products (Aranzadi Fusión, Complylaw), one-time publication sales, and professional services, with pricing delivered via quote-based annual or multi-year contracts. Distribution follows a hybrid model: dedicated direct sales for enterprise and institutional clients, an online store (Tienda) for self-service, an inside-sales customer service center (CAC), and partnership channels with professional associations. The company employs 500+ staff across offices in Madrid (headquarters) and Las Rozas.

As the Spanish vehicle of the publicly listed Karnov Group, Aranzadi LA LEY benefits from integration into a European legal information platform serving 400,000+ users and 7,000+ specialists across multiple jurisdictions. Recent strategic emphasis has been on generative AI (Allegra launch in 2024), predictive analytics, regulatory-grade compliance tooling (ENS certifications for Aranzadi Fusión SaaS and Complylaw Canal Ético in 2025), and an Advisory Council of 21 senior Spanish legal figures that anchors editorial credibility.

Name

Aranzadi LA LEY

Legal name

Aranzadi LA LEY, S.A.U.

Website

https://aranzadilaley.es

Company type

Private

Founded year

1929

Operating status

Operating

Headcount range

251–500 employees

Short description

Aranzadi LA LEY is Spain's leading legaltech provider, offering legal databases, the Allegra AI assistant, predictive analytics (Jurimetría), case management software (Aranzadi Fusión), a compliance suite (Complylaw), and document automation to 23,000+ clients including law firms, large enterprises, public administrations, and professional associations; it operates as the Spanish subsidiary of Karnov Group.

Ownership category

akta.pro rank

Product category

Legal Information Software

NAICS

Software Publishers (5132), Legal Services (5411), Libraries and Archives (519210)

SIC

Services-Legal Services (8111), Services-Engineering, Accounting, Research, Management (8700)

akta.pro primary industry

Legal Reference (Statutes, Case Law, Practice Guides) (EDAGAGAB)

akta.pro secondary industries

Legal Practice Management & Case Management (BPAEAPAC), Records Management, Information Governance & Retention (BPAEAPAO), Information Governance, Records Management & eDiscovery Compliance (EDABADAF), eDiscovery, Litigation Support & Legal Hold (BPAEAPAE)

Keywords

• Legal information databases
• Legal practice software
• Compliance management software
• Document automation software
• Legal AI solutions

Headquarters

HQ city

Pamplona

HQ country

Spain

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Software

Cost components

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

Revenue model

1. Database Subscriptions: Subscription-based access to legal databases including Aranzadi Insignis, Aranzadi Digital, LA LEY Digital, Jurimetría, Consultor Jurídico, CISS suite, and specialized institutional databases. Recurring revenue model with annual or multi-year contracts.
2. Software Subscriptions: Subscription-based access to practice management software (Aranzadi FUSIÓN suite, Aranzadi One) and compliance tools (ComplyLaw modules). Revenue generated through software-as-a-service model with recurring billing.
3. Publication Sales: Sale of legal books, journals, and updatable works through online store and physical distribution. One-time purchase model for publications.
4. Professional Services: Consulting services and custom projects for enterprise and institutional clients requiring tailored solutions.

Pricing tiers

Go-to-market motion3 records

Distribution channels5 records

Marketing channels8 records

Core offering

Aranzadi LA LEY is a Spanish legaltech company that sells subscription-based legal information databases covering jurisprudence, legislation, and doctrine, together with proprietary software platforms for legal practice management (Aranzadi Fusión), regulatory compliance (Complylaw), document automation (ContractBOX), and an AI-powered legal assistant (Allegra). It complements these offerings with the Legalteca digital library and professional services including training, consulting, and editorial publications, primarily serving law firms, corporate legal departments, public administrations, and universities.

Product overview

Aranzadi LA LEY operates as a platform-plus-modules legal technology provider offering a comprehensive portfolio of solutions for legal professionals. The core offering includes next-generation legal databases (Aranzadi LEY, Aranzadi Supra, Aranzadi Infinita, Aranzadi Insignis, Aranzadi Instituciones, Aranzadi Digital, LA LEY Digital) with predictive judicial analytics, complemented by the Allegra AI assistant for investigating, analyzing, and drafting. Case management is handled through Aranzadi Fusión (Abogados, Empresas, Instituciones, Procuradores) and Aranzadi One, while specialized compliance is provided via Complylaw (with sub-modules for Penal, Canal Ético, Privacidad, Igualdad, Fiscal, Operaciones Vinculadas, Evidencias Ecoiuris). Document automation is available through ContractBOX and Gioconda. Professional databases include CISS suite (Fiscal, Laboral, Contable Mercantil), Jurimetría for predictive analytics, and multiple specialized Consultor products for various sectors. Publications are delivered through Legalteca digital library, book publishing, and journals, supported by news portals including Diario LA LEY, Legal Today, and Noticias Jurídicas.

Differentiator

Problem solved

Functional benefit

Brands

• Allegra: AI-powered legal research and drafting assistant for legal professionals.
• Aranzadi Fusión
• Complylaw
• Legalteca
• CISS
• El Consultor
• LA LEY Digital
• Aranzadi Insignis
• Aranzadi Digital

Products and services

• Aranzadi Jurisprudence and Legislation Databases

Quantifiable outcome

• 325,000+ users trust Aranzadi LA LEY platforms
• +2 more outcomes

Named customers12 records

Segments7 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration2 records

AI capability8 records

Feature6 records

Partnerships

One partnership is on record.

• Karnov GroupcoreStrategic or Co-development Partner · 1 January 2011Karnov Group is the parent company of Aranzadi LA LEY. Founded in 2011, Karnov Group is a European legal and business information company. Aranzadi LA LEY operates as the Spanish subsidiary of Karnov Group, contributing to the group's 400,000+ users and 7,000+ specialists across Europe. The group focuses on making law accessible, debatable, and shareable while enabling better decisions faster.

Scale indicators6 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Lefebvre: Spanish legal and tax information publisher (formerly Wolters Kluwer España legal division) offering El Derecho, Memento, and Fiscalite databases. Closest direct peer in the Spanish legal information market with overlapping customer base of law firms and tax advisors.
• Tirant lo Blanch: Spanish legal publisher offering Tirant Online database and treatises on Spanish, Latin American, and EU law. Direct peer in legal publishing and database subscription segment serving Spanish-speaking legal professionals.

Regional players

• Iberley: Spanish legal information portal offering practical legal guides, jurisprudence, and news for legal professionals. Regional peer competing for SME and solo practitioner segments in Spain.
• Sepín: Spanish legal information portal and publisher specializing in jurisprudence analysis and practice areas (civil, penal, labor, administrative). Competes in the same Spanish legal database market with similar target customers.

Others

• CENDOJ (Centro de Documentación Judicial): Spain's official judicial documentation center providing open access to jurisprudence and legal records. Adjacent (not direct competitor) but pressures Aranzadi's value proposition by offering free public-sector legal data.

Broad incumbents

• Thomson Reuters: Owner of Westlaw, Practical Law, and CoCounsel AI legal platform. Thomson Reuters previously owned Aranzadi (Spanish operations) before the divestiture to Karnov Group, and remains a direct competitor in legal content and AI-augmented legal research.
• LexisNexis (RELX): Owner of LexisNexis legal research and the Lexis+ AI platform, serving lawyers and legal departments globally. Directly comparable to Aranzadi LA LEY in legal content, AI research tools, and practice management, with comparable enterprise customer base.
• Wolters Kluwer: Global information services company with deep legal information, regulatory, and compliance software offerings (including Lex in Europe). Competes head-to-head with Aranzadi LA LEY in legal databases, compliance software, and practice management across Europe.

Emerging players

• Harvey: AI-native legal assistant platform for elite law firms and enterprise legal departments. Represents the AI-first competitive threat to Allegra and Aranzadi's broader legaltech stack in enterprise and international law firm segments.
• vLex: Spain-founded global legal AI platform with vLex Vincent and vast multi-jurisdictional legal database. Competes directly with Aranzadi's Allegra and Aranzadi LEY databases, particularly in Spain and Latin America, with strong AI-first positioning.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/aranzadi_esp
• YouTubeyoutube.com/@AranzadiLALEY
• Facebookfacebook.com/aranzadilaley
• LinkedInlinkedin.com/company/aranzadilaley
• Instagraminstagram.com/aranzadilaley

Compliance4 records

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 Aranzadi LA LEY