Mr. Nathanael Eisenberg is a Co-Founder and serves as President at Spacelens. He serves as Chairman at CogniFit. He also served as Board Member at Whistle. Furthermore, he started his career in banking at Schroders in Geneva before working as a financial analyst in the Trading Room of the Union Bancaire Privé. He then moved out of the banking industry and worked for the IT Consulting firm Cap Gemini in their Telecommunication group in London. He then transferred to Paris to assist in the management of a Publishing Group before being recruited in the European headquarters of Procter and Gamble in Geneva where he held marketing positions managing a portfolio of brands.