Word.ApplicationClass WordApp = new Word.ApplicationClass(); object missing = System.Reflection.Missing.Value; object fileName = "normal.dot"; object newTmple = false; object docType = 0; object isVisible = true; Word.Document aDocmnt = WordApp.Documents.Add(ref fileName, ref newTemplate, ref docType, ref isVisible); WordApp.Visible = true; aDocmnt .Activate();