Ascential (ascential.com): Enterprise Integration Platform that supports data integration grids.
Avaki (avaki.com): Avaki Data Grid creates a unified catalog of data across a network.
DataSynapse (datasynapse.com): GridServer lets customers move existing applications to grid environment.
Dell (dell.com): Partnered with Platform Computing (see below) to provide grid-enabled systems for CPU-intensive computing purposes.
Enterprise Grid Alliance (gridalliance.org):
Group formed by Oracle, HP and others to create enterprise-oriented grid standards.
Global Grid Forum (ggf.org): Standards body that creates and publishes grid computing standards.
The Globus Alliance (globus.org): Group offers open-source development kits based on Global Grid Forum and Oasis. Will likely include other standards.
Hewlett-Packard (hp.com): Utility Data Center provides rapid reallocation of computing resources. Works on a variety of corporate grid products and services.
IBM (ibm.com/grid): Grid is a central part of IBM’s autonomic computing model. Numerous products and partnerships in place.
Oracle (oracle.com/grid): Released Oracle 10g database early this year. Built-in support for grid computing resources.
Platform Computing (platform.com): Software that consolidates computing resources and provides an architecture for grid-enabled applications.
SAP (sap.com): Currently piloting a project to grid-enable SAP applications.
Sun Microsystems (sun.com): N1 Grid engine combines grid and clustering.
United Devices (ud.com): Offers enterprise grid software and hosting service for grid-on-demand.