Sub CopySheetData()
Application.ScreenUpdating = False
Dim ws As Worksheet, desWS As Worksheet
Set desWS = Sheets("Summary")
For Each ws In Sheets
If ws.Name <> "Summary" Then
ws.UsedRange.Offset(1, 0).Copy desWS.Cells(desWS.Rows.Count, "A").End(xlUp).Offset(1, 0)
End If
Next ws
Application.ScreenUpdating = True
End Sub