Combine excel files and create pivot tables.

Job ID: 35045762

Budget: $10 – $30 USD

Hi,
I have 2 groups of excel files.
I need to combine each group and then create pivot tables.
This means I need a total of 2 excel files with 1 sheet of all information and other sheets of pivot tables.
1st group has 7 files and 2nd group has 37 files.