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ExpertiseUpdated on 12 May 2026

Second-life battery engineering and industrial implementation

Otón Peñuelas

Co-Founder & CTO at Battwoo

Madrid, Spain

About

Battwoo offers expertise in the engineering and industrial deployment of second‑life electric vehicle batteries for stationary storage.

Our expertise includes:

  • Battery selection, testing and state‑of‑health assessment

  • Design and integration of second‑life BESS, specially in PV and renewable energy sources

  • Safety engineering and risk mitigation

  • Monitoring and performance analysis in real environments

  • Support for pilot projects, validation activities and circularity metrics

We act as an industrial enabler, allowing partners to work with reused batteries without assuming the technical and operational risks typically associated with second‑life systems

Field

  • CIRCULAR ENERGY INTEGRATION: VALORISING LOCAL WASTE STREAMS FOR INDUSTRIAL EFFICIENCY
  • ELECTRIC VEHICLE (EV) BATTERIES RECYCLING, REUSE
  • ENVIROMENT
  • ENERGY

Organisation

Battwoo

SME / Start-Up / Spin-Off

Madrid, Spain

Similar opportunities

  • Project cooperation

    Second-life EV batteries pilot projects for circular energy storage

    • Project Idea
    • Other Activities
    • Looking for Partners
    • Prototype development
    • Testing the product/application
    • Looking for Consortium / Coordinator
    • Electric Vehicles (EV) Batteries Recycling and Reuse
    • Circular energy integration: valorising local waste streams for industrial efficiency

    Otón Peñuelas

    Co-Founder & CTO at Battwoo

    Madrid, Spain

  • Service

    Design and sizing of solar PV systems with second‑life BESS

    • Consulting
    • Development
    • ELECTRIC VEHICLE (EV) BATTERIES RECYCLING, REUSE
    • CIRCULAR ENERGY INTEGRATION: VALORISING LOCAL WASTE STREAMS FOR INDUSTRIAL EFFICIENCY

    Otón Peñuelas

    Co-Founder & CTO at Battwoo

    Madrid, Spain

  • Product

    Second‑life Battery Energy Storage Systems (BESS)

    • DEMOSTRATION
    • TESTING SERVICES
    • OTHER COLLABORATION
    • PROJECT COLLABORATION
    • ELECTRIC VEHICLE (EV) BATTERIES RECYCLING, REUSE
    • CIRCULAR ENERGY INTEGRATION: VALORISING LOCAL WASTE STREAMS FOR INDUSTRIAL EFFICIENCY

    Otón Peñuelas

    Co-Founder & CTO at Battwoo

    Madrid, Spain