Hello,
I have good experience in Email finding and Lead Generation. I have Linkedin Sales Navigator permium account. For finding Valid email address I use Email hunter, Sonovio, LeadLeaper, Rapporative, Saleslift , Contactout, Clearbit, Ftl, Name2email etc.
I will give you sample then you hire me. I am sure that I will give you 100% quality work.
Thanks & Regards,
Kadirul