Well first of all you need to register you company with the Corporate Affairs Commission (CAC) but the main thing is capital.
You need to consider the following assets and items:
If it is for a satchet water
- Land or rented space
- Bungalow factory setup
- Automatic fill and seal machines - 1 ok for a start (N450,000)
- Cash book
- Invoice, receipts and delivery notes
- Labour - About 4 will do for a start
- Nafdac approval
- Delivery Truck
Now do the estimation yourself.