| AcceleratedServers: Customize 1U, 2U and 4U rackmount and tower servers and server clusters running Linux, FreeBSD or Windows. |
| Advanced Clustering Technologies: Advanced Clustering sells turn-key beowulf clusters with AMD or Intel processors. Configurable online ordering. |
| Armari Ltd: Sells rack-mountable Intel-based computers as well as workstations and servers. Product information. |
| Aspen Systems, Inc.: Manufacturing, design and service of HPC clusters and other high-performance systems. |
| Atipa: Atipa provides scalable, high performance, turnkey Alpha, AMD, and Intel-based Beowulf clusters. Product information. |
| Atipa Technologies: Specializes in the design and turn key installation of large computational clusters based on Intel, AMD, and Alpha processors. Information about products and online ordering available. |
| Carrera Computers: Pentium-based Beowulf clusters. Product specs. |
| hpcLine: Rackmountable clusters with Myrinet interconnects. Product information and datasheets. |
| Integrity Linux: Customizable Linux clusters with parallel software. Product and contact information. |
| Linux Computer Systems: Customizable Beowulf nodes, workstations, and servers. Product and contact information. |
| Linux Networx: Custom rackmountable Linux clusters with graphical management tools. Product information and company news. |
| Microway: Alpha, Athlon, or Pentium Linux clusters. Product and contact information. |
| ParTec AG: Sells high-performance clusters. Product and contact information. |
| Penguin Computing: Intel-based rackmountable clusters with traffic management software. |
| PSSC Labs: The Beowulf People: Provides custom Beowulfs and workstations. Online quote form. |
| RackSaver, Inc.: Specializes in Beowulf clusters with tiny footprints. Product information. |
| RocketCalc: Manufactures affordable personal clusters and monitoring tools. Information about products. |
| Scali AS: Provides scalable Linux and Solaris based cluster computer systems ranging from high performance clustering kits to turnkey supercomputers with cluster management tools. Product information. |
| VA Cluster Management: Cluster monitoring software. Product information, documentation, and source code available. |
| VA Linux Systems: ClusterCity: Rackmountable Intel-based Beowulfs with cluster management software. Product and contact information. |
| Western Scientific, Inc.: Provider of turnkey Beowulf computing cluster hardware for different platforms from Intel, AMD, Alpha, and HPC. |
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