Dan - the cloud market is still immature and I can debate the comparison between the vendors you listed. All of them indeed do cloud costs optimization though t

Dan - the cloud market is still immature and I can debate the comparison between the vendors you listed. All of them indeed do cloud costs optimization though the approach and the focus differ. For example Newvem does cost but also check your security and availability performance. Also optimization must take in mind your resources need to keep a redundant and secure environment. Disclosure - I work at newvem.com and a blogger at iamondemand.com