Founded in 1948 by Harvard-trained physicist Dr. Gustav Bergson, MEECO manufactures trace-moisture gas analyzers from its headquarters and plant in Warrington, Pennsylvania. Its instruments serve demanding gas-monitoring work in fields ranging from semiconductor manufacturing to industrial, natural and ultra-high-purity gases, with products including portable analyzers and process transmitters. MEECO also supports customers through an international sales and service network.
ISO 9001
certification
GOW-MAC Instrument CoSince 1935, GOW-MAC Instrument Co. has manufactured gas chromatographs and dedicated gas analyzers for detecting and measuring impurities in gases. Its Bethlehem, Pennsylvania manufacturing plant traces the company’s roots to an automotive engine analyzer built around a thermal conductivity detector, technology that remains central to its instruments today. GOW-MAC supports its equipment with in-house sales, engineering, chemistry, and technical teams and serves customers internationally.334516BETHLEHEM, PA
NYAD IncFounded in 1987 by physical chemist Dr. E.J. Rosa, NYAD Inc. designs and manufactures process gas analyzers, with moisture measurement at the center of its technical heritage. The Concord, California company supplies analyzers worldwide, including equipment for OEM applications and hazardous areas, and performs factory recalibration and repair for its moisture probes and instruments.LANSDOWNE, PA
Applied Energy Systems, IncSince 1968, Applied Energy Systems has been known for solving demanding gas-delivery challenges from its Malvern, Pennsylvania operation. The company designs and builds high- and ultra-high-purity systems for customers whose production processes, especially in semiconductor manufacturing, leave little room for contamination or inconsistency. Its 32,000-plus-square-foot campus supports custom engineering and testing under one roof.333242MALVERN, PA
Extorr IncFounded by veterans of the residual gas analyzer field, Extorr Inc. manufactures quadrupole mass spectrometer instruments for measuring vacuum systems. Its XT residual gas analyzers stand apart by combining partial-pressure gas analysis with built-in Pirani and ion gauges, allowing one instrument to measure from atmospheric pressure through ultra-high vacuum. Based in New Kensington, Pennsylvania, the company has worked in RGA innovation since 1984 and supports its systems with field-replaceable parts, free software updates, and direct technical assistance.334516NEW KENSINGTN, PA