Jeff Gould is CEO of Peerstone Research. He provides consulting and industry analysis on all layers of the enterprise software stack, including enterprise applications, database, middleware, server operating systems and virtualization. His coverage areas include: enterprise and midmarket ERP (SAP, Oracle, Infor, etc), Software as a Service (Salesforce, NetSuite), server operating systems (Windows, Linux, UNIX, IBM mainframe), virtualization (VMware, Citrix-Xen, KVM, Microsoft), middleware (enterprise Java), open source software (Red Hat, MySQL, Suse), and emerging enterprise mobile platforms (iOS, Android, WP).