Sub zusammenfassung()
Set ws1 = ThisWorkbook.Sheets("Tabelle1")
Set ws2 = ThisWorkbook.Sheets("Tabelle2")
Set wsz = ThisWorkbook.Sheets("Zusammenfassung")
wsz.Range("A2:A1000").ClearContents
lz1 = ws1.Cells(Rows.Count, 1).End(xlUp).Row
lz2 = ws2.Cells(Rows.Count, 1).End(xlUp).Row
'** Tabelle 1 kopieren
ws1.Select
ws1.Range(Cells(2, 1), Cells(lz1, 1)).Copy
wsz.Select
wsz.Range("A2").Select
wsz.Paste
'** Tabelle 2 kopieren
ws2.Select
ws2.Range(Cells(2, 1), Cells(lz2, 1)).Copy
wsz.Select
wsz.Range("A" & wsz.Cells(Rows.Count, 1).End(xlUp).Row + 1).Select
wsz.Paste
Application.CutCopyMode = False
End Sub