US-Israeli PowerInbox merged with Israel’s ActivePath in 2012. It markets DynamicMail, which boosts the business of hundreds of its clients. PowerInbox saw a 2000% increase in revenue in 2015 and has now raised $6.5 million to expand its Israeli offices and enhance its product.
http://www.globes.co.il/en/article-dynamic-email-developer-powerinbox-raises-65m-1001113845