yup and alongside the texas links also mined with them in Labrador, Canada, see Google: https://www.greatnorthdata.com/

and they were definitely in on mining in Quebec even if this subject does keep them anonymous and article only suspects them https://www.forbes.com/sites/astanley/2018/10/01/the-future-of-bitcoin-mining-in-quebec-could-rest-on-mondays-parliamentary-elections/#6cf9a1d464f6