Louis-Ernest Etienne

Columbia Lake Partners, Investment Associate

Interests

Investors Programme 2025

Stay up to date on the latest #4YFN25 news

Your email address

Main Sponsors
Theme Headline sponsor

Host Sponsors

4YFN Awards Prize sponsor

4YFN Barcelona is the startup event of the world’s largest exhibition for the mobile industry, GSMA MWC.

4YFN Barcelona
4YFN Barcelona
Sponsors and Partners
- Become a sponsor
Sponsors and Partners
- Become a sponsor
GSMA
- About the GSMA
- Mobile World Capital Barcelona
GSMA
- About the GSMA
- Mobile World Capital Barcelona
GSMA Events
GSMA Events

#MWC25 Copyright 2025 GSM Association.
The GSMA logo is registered and owned by the GSM Association. All other trademarks are the property of their respective owners.