This collection of tools are designed to help you within Enrichment of your data. I have only included what I use, have tested and recommend. Please feel free to make a suggestion.
Clearbit provides powerful products and data APIs to help your business grow. Contact enrichment, lead generation, financial compliance, and more. Start with an email address or corporate domain, and Clearbit Enrichment fills in the rest. Instantly append robust company or contact details to CRM records, in your product, or anywhere else you need them.
Hunter is the leading solution to find and verify professional email addresses. Find email addresses from a company name or website. In half a second, Hunter lists the email addresses publicly available on the web. 50 Free Requests. Easily Verify Them. Send Cold Email Campaigns.
HubSpot offers a full platform of marketing, sales, customer service, and CRM software — plus the methodology, resources, and support — to help businesses. With HubSpot, you can create and optimise your content, nurture leads, monitor contacts as they become customers and see how your marketing progresses.