WTS list of contact details

I have a list of 537 Landfill Sites which I require the following information on each :
• Aim for at least one of following job titles - Environmental Manager, Operations Manager, Site Manager
• Complete the blank cells (Addesses, check correct / Contact Names/ Job titles/ Direct dial or mobile/Email addresses

Should you be asked what the call is regarding you can say ”The purpose of the call is to gather information on landfill sites in connection with the ‘Environment Agency’ ‘Regulation 61 Notice’. This regulation notice requires operators to assess the running of their facility against the latest ‘Best Available Techniques’ (BAT). The response from the operator is required to cover all areas of operation at their facility. Exeon wish to send them information in support and guidance for odour issues”

Returned information needs to be accurate as these people will be contacted by post and any undelivered will be returned.