Fix WordPress Errors Fast

These WP sites are having issues.

edmontonsigncompany.ca Critical Error
illuminatedsigns.ca Download file - not working
mobilesignsedmonton.ca Error
mobilesignsgrandeprairie.ca Download
mobilesignsniagara.ca Error
mobilesignsottawa.ca Error
mobilesignsstjohns.ca Error
portablesigncompany.com Error establishing a database connection
portablesignrentalsedmonton.ca Download
portablesignrentalsedmonton.com Error
portablesignsedmonton.com Error
portablesignsniagara.ca Error
portablesignsottawa.ca Error
portablesignsstjohns.ca Error
portablesignsstjohns.com Download
signsedmonton.ca Error
winnipegbanners.com Error

Looking for someone to fix the sites without impact to the content