Mailninja Plus - Version 1.0 UK's leading full-service email marketing agency, providing end-to-end email marketing services for businesses for over 15 years. MailNinja Plus is a full-service digital marketing agency with a 100% focus on email. So, if you're looking for the experts in email marketing to work on your email marketing strategy, email design, email newsletter content, inbox placement, or take on your outsourced email marketing operations - then talk to us. Our email Ninjas have a deeper knowledge of email marketing than any other digital agency. http://mailninjaplus.co.uk/.