Fifteen companies just got off the stage at TechCrunch Startup Battlefield Europe at VivaTech in Paris. The TechCrunch team has taken feedback from our expert judges and narrowed the group down to five companies that will be competing in the finals on the VivaTech Main Stage at 6:15pm CET.

(If you&re not at VivatTech, you can watch the finals live here on TechCrunch.) One of the startups will receive the the TechCrunch Startup Battlefield Top European Startup award, as well as €25,000 in equity-free money.

Here are the finalists: Glowee Glowee is developing biological light systems using the natural properties bioluminescent marine organisms.

These systems are built by encoding genes in symbiotic bacteria and will require neither electricity nor installation infrastructure. IOV IOV is building a decentralized DNS for blockchains.

By implementing the Blockchain Communication Protocol, the IOV Wallet will be the first wallet that can receive and exchange any kind of cryptocurrency from a single address of value. Mapify Mapify aims to help travelers discover where to head next, what to pack and who to go with.

It also allows them to share information about places, people and experiences. Wakeo Wakeo helps shippers and forwarders improve customer experience and optimize operations.

It does this by consolidating multiple transport partners into a central SaaS platform to bring real-time visibility on all transport flows. Wingly Wingly is a flight-sharing platform that connects pilots and passengers.

Private pilots can add flights they have planned, then potential passengers can book them.