MVM is Mahrishi vidha Mandir right - i got a seat for my son in LKG (MVM - polachery), didnt find any difficulties...may be they would have completed the admission process now...
Kavyaa .... which area do you live?
Maharishi Vidya Mandir is opening a branch in Kattupakkam.
Maharishi School of Excellence in Thiruverkadu
Maharishi international is in Sriperumpudur
If you are not specific for chetpet, the other places can be given a try.