Founded in 1967 by John K. Max, Max Machinery designs and manufactures precision positive-displacement liquid flow meters for demanding industrial applications. The Healdsburg company calibrates every meter in its laboratory with measurements traceable to NIST, and also provides factory refurbishment and calibration services. Its family continues to drive the business, which operates under an ISO 9001:2015-certified quality management system.
ISO 9001:2015
JAECO Fluid SystemsFounded in 1958 by Joseph A. Eagan, family-owned JAECO Fluid Systems builds American-made metering pumps and check valves at its Malvern, Pennsylvania facility. The company grew from a single line of packed plunger pumps into a manufacturer of diaphragm, plunger, and high-flow systems for demanding fluid applications, with many pumps remaining in service for more than 30 years. JAECO hand-assembles, tests, and supports its equipment, including field service and replacement parts for legacy pumps.MALVERN, PA
Wisco Calibration Services IncFounded in 1970 as Westinghouse Instrument Service Co., Pittsburgh’s Wisco Calibration Services calibrates, tests, and repairs precision instruments while also designing and building custom control panels. Now privately held by the Homewood Group, Wisco has retained the management team and staff from its Westinghouse years and supports industrial, defense, energy, and nuclear applications from environmentally controlled laboratories. Its calibration work is conducted under quality systems aligned with ASME NQA-1 and ISO/IEC 17025:2017.334417PITTSBURGH, PA
Aalborg Instruments & Controls, IncFounded in 1972, Aalborg Instruments & Controls manufactures precision instruments for measuring and controlling gas flow, from thermal mass flow controllers to variable-area rotameters and valves. Its two-division operation also supports flow calibration, including NIST-traceable work and A2LA-accredited gas calibrations through the AALFA-KAL metrology laboratory. Aalborg has maintained ISO 9001 certification since 1995.ORANGEBURG, NY
Morehouse Instrument CompanyFounded in York in 1920 as a machine shop, Morehouse Instrument Company now manufactures force- and torque-measurement equipment and provides accredited calibration services. Its history includes developing the Morehouse Proving Ring with the National Bureau of Standards, while its current work ranges from custom calibration machinery to load-cell repair. Morehouse is a family-owned, veteran-friendly small business whose ISO/IEC 17025 services use primary standards and typically return equipment in seven to 10 business days.YORK, PA