Harvest UK emails daily

Gather 50k email per day as per my brief ... I am looking for a few reliable providers to supply at least 50,000 fresh uk emails every day from serach criteria I supply. I am experienced in gathering my own leads and each batch of email will be checked for quality every day. If you can only supply 20,000 then thta is better than 20,000 + 30,000 of junk. This is a long term relationship and will be paid daily on results.