Need LONG-TERM, Reliable Email Marketing Partner

Need a solid, reliable email marketing partner for long term work on several websites, promotions, offers etc. - Must have email marketing experience, knows how to hit the inbox, track delivery, rotate message/subject etc. - Must abide by spam law/avoid problems - Must be reliable and able to communicate via IM - Having own opt-in email list is a plus++ This is for a LONG TERM relationship, we will be able to provide consistent work and pay over a long period of time. Please respond with experience details, email marketing methods, pricing etc.