All beneficiariescompanyRental car companies (e.g., Sixt)Ideas that could help Rental car companies (e.g., Sixt)Green Fuel Prioritization FrameworkA decision-support service for fleet managers to prioritize the transition to electric, hydrogen, or biofuel vehicles based on a multi-criteria sustainability index.Why it helps: They need to transition large fleets to green alternatives while balancing technical performance and policy compliance.