MyBrocard - Brocard allows you to create an unlimited number of virtual cards for paying for advertising and other online payments, manage a team of buyers, choose from 20+ bins for various tasks, and enjoy convenient API for integrations.
Clickky - Clickky is a full-stack platform for mobile advertisers and publishers, with the current focus on its own SSP and the RTB Marketplace.
PST.NET - Virtual payment cards for online shopping and advertising
CodeFuel - CodeFuel content and search monetization allows content publishers to create new revenue streams and advertisers to hit targeted audiences.
Coinramp - The Coinramp Card lets you spend over 10+ cryptocurrencies like cash, online, in-stores and ATM withdrawals. Available in 100+ countries, no ID needed. Anonymous Crypto Cards
Sovrn - Sovrn offers insights, audience access and advertising solutions for publishers.