Formed in 2002, the Email Sender and Provider Coalition is a cooperative group of industry leaders working to create solutions to the continued proliferation of spam and the emerging problem of deliverability. Our membership is comprised of many of the largest and most innovative technology providers in the email industry, including Email Service Providers (ESPs), Mail Transfer Agents, application and solution developers, and deliverability solutions providers. ESPC members power the email delivery services of an estimated 250,000 clients - representing the full breadth of the U.S. marketplace. The ESPC is currently working on solutions to spam and deliverability concerns through a combination of legislative advocacy, technological development, and industry standards.