Adding Data Records from Excel to Wordpress Theme via mySQL

Please visit https://top-securtiy-companies.com to get a better first view. The task is to add company data via sql to the theme. The excel dat got around 5.300 data records such as company name, employee no., specialities, etc.. This project is only for experienced database developer and shouldn't be a big deal. The job needs to be started right now. This project is budgeted for 8h.(1 workday).