I can't really find any information on this company.
HMMWVINSCALE member Henk Punk provided the site with the information that TAC SCALE DYNAMICS is now Custom Aeronautical Miniatures (CAM) who is currently in business. Their website is: http://www.camdecals.com/
Product No Longer Available under the TAC Scale Dynamic name. However, it is available at: http://www.johnsmodels.com/
See box below for more photos.