Lead Generation for Ecommerce

I'm looking for a freelancer to provide me with lead generation services for my ecommerce business. Specifically, I'm looking for both email and phone leads, focusing on businesses as my target demographic. I have a specific industry in mind that I will be targeting my leads towards. I'm looking for a freelancer who is knowledgeable in navigating the lead generation landscape, and who is ready and willing to provide me with the best possible results.