Hi Angelo
Ron BeBruin has some great codes that may offer a solution for you.
Try these:
Create a summary worksheet from all worksheets (formulas with VBA)
http://www.rondebruin.nl/summary.htm
Create a summary worksheet from different workbooks (formulas with VBA)
http://www.rondebruin.nl/summary2.htm
Delete row if a specific value exist
http://www.ronbebruin.nl/delete.htm
HTH
Mick