Peltier Tech performs custom Excel development, using Excel worksheet, template, charting, and VBA technologies. Peltier Tech provides advanced Excel training in areas of charting and VBA programming. Peltier Tech has developed Peltier Tech Charts for Excel, an extensive Excel add-in that provides numerous chart types not readily available in Excel, as well as many data and formatting functions. Peltier Tech has amassed an enormous collection of Excel charting and programming tutorials on the Peltier Tech Blog.