DeVita Associates - Distributor of Beowulfs and custom failover cluster systems. Product information and white papers about clustering.

ParTec - Builds parallel computing clusters from commodity hardware using a high performance communication subsystem. Information about products, downloadable manuals, research papers.

The Portland Group - PGI is an independent supplier of high performance scalar and parallel compilers and tools for workstations, servers, and high-performance computing systems.

PSP group at UT Austin - PSP stands for Programs, Specifications and Proofs. The emphasis of the work of our group is to derive parallel and distributed programs in a rigorous manner.

Midwest Technology - Midwest Technology provides previously owned IBM SP2 and RS/6000 systems.

KAI Software - Compilers to parallelize software using OpenMP. Product information

Emulex - Develops, markets and supports high-performance storage networking products for Intel-based server clusters.

Grid Computing Biotechnology - Sells parallel computers specialized for bioinformatics applications.

Network Computing Services - Provides a variety of capabilities for its customers, including shared-computing services on some of the world's most powerful High-Performance Computer (HPC) systems available in a commercially accessible network.

Myricom - High-performance networking for cluster communication. Sells interconnect hardware and provides open-source message passing software. Product information, benchmarks, and links to customer research projects.

Southwest Parallel Software - SPSoft provides high-performance and high-throughput bioinformatics software solutions on general-purpose computer systems.

Pacific-Sierra Research - High Performance Group - Provides high performance computing products and services.

Semantic Designs - Provides parallel software engineering tools to organizations building and maintaining large, complex software systems.

Multitude - Designs massively parallel computers. DANCE compiler available for download.

Dolphin Interconnect - Scalable Coherent Interface adapter cards, bridge chips, switches, and Beowulf kits. Product information, whitepapers, benchmarks, and drivers available for download.

Aeroflex UTMC eCard Distributed Query Processor - Hardware to optimize database accesses. Product information.

ANTs Software - Software to speed up database transactions. Product information, benchmarks, and white paper.

Pallas - Compilers and developers' tools for high performance and parallel computing.

MassiveParallel.com - Commodity supercomputers from high-end PC parts. Hardware description, benchmarks, and contact information.

Platform Computing Corporation - Offers distributed computing software for workload management, job scheduling, resource sharing across clusters, file transfers, and provides insight into the performance of distributed resources. Product information, events, and manuals.

TurboLinux Products - Software to turn an existing network of computers into a cluster.

Cluster Solutions - Designs, builds, and markets custom parallel computers.

Quant-x - Sells Alpha and Intel-based clusters, workstations, and high-performance network cards. Product information, papers, and online price quotes.

Alpha Data Parallel Systems - Parallel C, C++, and Fortran tools, an implementation of Occam, as well as an MPI implementation and scientific libraries. Product information, datasheets, and ordering information.