My expertise for the last 18 years was only on Data and ERP. I covered many sectors, to name a few are pharma, manufacturing, media, govt. agencies, financial institutions, insurance sectors and many more…
Credit Suisse, Misys, Board of Education, NY, Daichi Pharmaceuticals, McCook Metals, Reebok, Con Edison, Enclara Health, Black Stone, Roche, Johnson & Johnson, GAF, Thomson Reuters, Exact Science, TD Bank, ACE Insurance in the capacity of Full Time or Consulting. My data insight by domain are mentioned in other blogs which nails down to years of experience.
Other IT expertise would be through affilates where I have connection or would build around it over time.