Teledyne SSI, founded as Scientific Systems, Inc. in 1967 in State College, Pennsylvania, manufactures positive-displacement piston pumps and fluid-path components for analytical and instrument applications. The company specializes in high-pressure pump technology and liquid chromatography, with internal machining, assembly, and testing operations supporting OEM customers.
ISO 9001
Hydro-Pac, IncFounded in 1972, Hydro-Pac, Inc. designs and manufactures high-pressure pumps, gas compressors, and pressure vessels. It operates from a 28,000-square-foot facility in northwestern Pennsylvania, including about 20,000 square feet of manufacturing space, and sells, manufactures, and services its equipment worldwide.FAIRVIEW, PA
Fluid Metering, IncSince 1959, Fluid Metering, Inc. has engineered and manufactured precision fluid-control pumps and metering systems, pioneering valveless rotating and reciprocating piston technology. Its pumps serve life-science OEMs, laboratories, and industrial applications, with newer designs such as the TRYTON delivering pulseless dispensing below one microliter. The company also provides application engineering, small-batch production, and rapid prototyping support for custom fluidic systems.SYOSSET, NY
Penn Valley Pump Company, IncFounded in 1980, Penn Valley Pump Company manufactures its distinctive Double Disc Pump™ positive-displacement pumps in Warrington, Pennsylvania for moving difficult sludges and slurries. The company began U.S. production in 1984 and makes most components in-house, sourcing the remainder from local suppliers to support its American-made, BABA-compliant manufacturing. Its free-disc design is built to handle solids and debris while running dry without damage, and the company also reconditions and upgrades pumps it originally built.WARRINGTON, PA
Giant PumpsFounded in 1972 as the Giant Towel Company, Toledo-based Giant Pumps now manufactures high-pressure pumps, pump systems and related accessories for industrial and cleaning applications. The company began distributing German-made Speck pumps in the mid-1970s and later developed its own American-made lines, which it produces at its Toledo plant. Giant also builds custom pump units tailored to specific customer requirements and provides service for the pumps and accessories it sells.TOLEDO, OH