> Igalia is a private, worker-owned, employee-run cooperative model consultancy focused on open source software. Based in A Coruña, Galicia (Spain), Igalia is known for its contributions and commitments to both open-source and open standards. Igalia's primary focus is on open source solutions for a large set of hardware and software platforms centering on browsers, graphics, multimedia, compilers, device drivers, virtualization, embedded Linux, and device drivers.

https://en.wikipedia.org/wiki/Igalia

https://people.igalia.com/mrego/servo/igalia-servo-tsc-2022/

Seemingly, they are funding this work themselves, probably from income from the consultancy.

Edit: Also, seems Igalia received public funding, the latest one in 2022. In Spanish: https://www.igalia.com/public-funding-projects/public-fundin...