https://www.dotnetzone.gr:443/cs/blogs/birbilis/archive/2009/10/28/how-to-merge-multiple-pdf-documents.aspxTo merge multiple PDF documents into one you can use pdftk , the free and versatile PDF toolkit from the command-line or from a batch (.BAT) file. e.g. to merge a.pdf, b.pdf and c.pdf into result.pdf you'd use: pdftk a.pdf b.pdf c.pdf cat output result.pdfelCommunityServer 2.1 SP3 (Build: 20423.1)