1. Select the Search For >> Company search, from the drop down.
2. Search for the Company like normal, but also check the box labeled Include Inactive Records and click Search.
3. Select the Company/s to be re-activated, by clicking anywhere on the applicable companies search result row (except links), to highlight and select the company. Hold the CTRL key, and mouse click to select multiple companies.
4. When all desired companies have been selected, check the Click Here To Activate Or De-Activate Selected Records and wait for the page to refresh.