By Road:

On the Eastern express highway towards thane, take the left
from "Cadbury bridge".Keep going straight--->After passing "Singhania
School" and "Vartak Nagar", you will see "Upvan" on your left. From
the check-post take left and go to Yeoor Village (Ask directions).
From Yeoor Village, Take a left after 100 metres and reach till
dead-end.There are signboards as well.

PS:No Cell Networks apart from Reliance and BSNL work at the campsite.