You can find lots of identical topics on this board.
Which Cloud Bitcoin Mining Company is actual today?
From what I see genesis, hashflare and hashnest but don't expect too much, if you want to mine why then do it with your equipment.
Do you use cloud bitcoin mining?
Was stupid enough to invest in hashflare last year.
Is it still actual today to join?
I don't think so, all of them are offering 1 year contracts and probably you won't reach ROI by that time.