Ran the CSV through our deduper first. Categorisation was granular enough to segment by sub-vertical without regex. Bought it as the seed list for a design engineering consultant outbound push in Australia. Wished a few smaller towns had been included.
Thanks for the honest feedback, we hear you on the gaps — the next monthly refresh tightens those exact columns. Drop a note via Help → Contact Support and we'll line up a fresh export for you.