Lone Star GC Series Centrifugal Compressor

Lone Star GC Series Integrally Geared Compressors are designed and manufactured with the highest quality standards. With 1,100+ installations we have the experience and proven reliability you can count on. These units are completely supported from our Houston, Texas manufacturing facility, with field and full factory service capabilities, repair and overhaul, custom packaging, and mechanical/performance testing. For more information about Lone Star please visit

Sundyne Process Compressors

Sundyne Compressors feature low-flow, integrally geared technology, which overlaps many positive displacement designs. When compared to positive displacement compressors, Sundyne reduces foundation and space requirements, improves reliability, and offers smoother flow and individual stage speed and control. The “Low-Flow Centrifugal” also offers standard packaging or packaging suited to API-614 and API-617 compliance. For more information about Sundyne please visit

Pressure Products Industries (PPI) Diaphragm Compressors

PPI Compressors are ideal for cylinder filling, fuel cell technology, or transfer of high purity or dangerous gases under pressure – without contamination or leakage. PPI, Sundyne’s line of sealess diaphragm compressors and Hydrogen compressors includes laboratory and production scale models, single and multi-stage models, with displacements up to 253 cfm (430m3/hr) and pressures up to 16,750 psi (1,155 bar). For more information about PPI please visit