0

This question already has an answer here:

What organisation, or entity is responsible for running the Rinkeby PoA test network?

Similarly, who operates and maintains the Ropsten network?

marked as duplicate by Raghav Sood, Richard Horrocks, Achala Dissanayake, Meshugah - Bank Of Hodlers, Ismael Aug 9 '18 at 23:28

This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.