public override void Execute(GrapeCity.Documents.Excel.Workbook workbook) { IWorksheet sheet = workbook.Worksheets[0]; //set style. sheet.Range["A1"].Value = "Sheet1"; sheet.Range["A1"].Font.Name = "Wide Latin"; sheet.Range["A1"].Font.Color = Color.Red; sheet.Range["A1"].Interior.Color = Color.Green; //specify font path. GrapeCity.Documents.Excel.Workbook.FontsFolderPath = @"D:\Fonts"; //get the used fonts list in workbook, the list are:"Wide Latin", "Calibri" var fonts = workbook.GetUsedFonts(); //change the path to real export path when save. sheet.Save(this.CurrentDirectory + "dest.pdf", SaveFileFormat.Pdf); }