Hexa

TLDR

Hexa (formerly eFounders) is a Brussels-based startup studio co-founded by Belgian Quentin Nickmans and Frenchman Thibaud Elziere, described as one of the most productive startup studios on the continent.

Overview

Hexa operates as a startup studio, building and spinning out SaaS companies from Brussels and scaling through Paris. Founded in 2011 as eFounders, the studio rebranded to Hexa in 2022 when it restructured into multiple vertical studios: eFounders (SaaS), Logic Founders (Fintech), and 3founders (web3).

The studio's portfolio includes Front, Spendesk, Aircall, Mailjet, and TextMaster, among others. Since 2011 it has launched approximately 40 startups, three of which reached Unicorn status, with a combined portfolio valuation of around EUR 5 billion and over 700 million euros raised.

Key People

• Quentin Nickmans - Co-founder (Belgian)
• Thibaud Elziere - Co-founder (French)

Sources

• Omar Mohout, "How Brussels became Belgium's most surprising startup city" (Apr 2026)
• Wikipedia: Hexa (company)
• Hexa.com team page