Welcome to the world of eBusiness Interface Management. GEFEG is one of the leading providers of solutions for the design-time phase in B2B, EDI and EAI processes.

Customers around the world trust in our solutions. eBusiness interfaces are prerequisites for information flows in business processes. GEFEG solutions support the definition, modelling, validation, harmonisation and organisation of interfaces.

Map of all countries in which GEFEG is active.


GEFEG users worldwide

Increased efficiency, shorter time to market and high data quality

Are you competitive when it comes to interfaces? The management of all interfaces and metadata used in their life cycle is a task for IT departments that should not be underestimated.

GEFEG provides professional products for the management of interfaces and metadata. Our solutions offer users significant advantages for the development and maintenance of interfaces. GEFEG is a long-standing, global and industry-independent provider of products and solutions for eBusiness Interface Management.

  • eBusiness-Standards & Content
  • Data Modelling
  • Specifications (Guides, Guidelines)
  • Business Mapping
  • Test data
  • Validation
  • Documentation
  • Collaboration
  • Validation
  • Change Request Management
  • Publication
  • Rollout
  • Onboarding
  • eBusiness-Standards & Content
  • Automotive (Anfavea, JAI, Odette, VDA)
  • Codelists
  • eInvoice (ZUGFeRD / Factur-X, Cross Industry Invoice)
  • Energy (EDIG@S, edi@energy)
  • Finance (ISO 20022, SEPADE)
  • GS1 eCom Standards (XML & EANCOM®)
  • UN/CEFACT (Core Component Library, EDIFACT, XML)
  • WCO Data Model
  • Strategic Consulting
  • eBusiness Interface Design
  • Repository Management
  • Hosting
  • Workshops
  • Training
  • Knowledge Transfer