I don't think it is possible to add a custom chart in vba (might be wrong) but you can add any old chart and apply your chart template.
ocht.ApplyChartTemplate [path to chart template]
Question
I am making a company ribbon and want to add charts from there. I have Company chart template, which I want to add using VBA code.
Is there any way to add my Power Point custom template chart to a slide using VBA?
La solution
I don't think it is possible to add a custom chart in vba (might be wrong) but you can add any old chart and apply your chart template.
ocht.ApplyChartTemplate [path to chart template]