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BSS/OSS Academy

Telecom operatorTier 1

Telefónica

Spanish operator group with a consolidated presence in Spain, Germany, the UK and Brazil, and a long-running autonomous-networks programme.

Headquarters
Revenue
EUR 35.12bnFY2025source ↗
Employees
82,6552025-12-31source ↗
Also
managed services
Customers
ConsumerEnterpriseWholesale
Domains
MobileFixed & fibreNetwork automationAINetwork APIs
Markets
SpainO2 TelefónicaBrazilUnited Kingdom

Relationships6

Owns

  • ended
  • ended

Ventures & programmes

  • 29 Jul 2025

Initiatives1

  • Active

Signals7

  • 14 Sept 2026
  • 7 Apr 2026
  • 18 Feb 2026
  • 10 Feb 2026
  • 6 Feb 2026
  • 4 Nov 2025
  • 29 Jul 2025

Ecosystem

  • owns

    • active · Documented
    • 67.5% until the sale to Millicomended · Documented · 67.5%
    • 100% until 10 February 2026ended · Documented · 100%
    • 100%; sale to Melisa Acquisition (OXIO-led) agreed 7 Apr 2026 at US$450m, pending approvalsactive · Documented · 100%
    • via Telefónica Infra; Telefónica, Liberty Global and VMO2 hold 50% between them at completionactive · Documented
  • participates in

    • adunaNetwork APIs · equity partneractive · 29 Jul 2025 · Documented

Open Telefónica on the map →