Valley Instrument Co., INC.
At a glance
EmployeesNot reported
In business sinceNot reported
HeadquartersExton, PA
SAM.gov UEIXMEXKNG2XD85
Brands
Celltrol
Custom
Water SystemsThis company sells these brands.
Valley Instrument Company manufactures bio-reactor control systems and accessories, custom process control solutions, and high-purity water systems for pharmaceutical and biotechnology applications. The company offers custom PLC solutions and provides services including system design, documentation, testing, installation assistance, programming, calibration and validation, startup, and training.
Summarized from the company’s own website
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Valley Instrument Co., INC. | Exton | PA | — | ACTIVE |
Compiled from federal records — EPA, OSHA, SAM.gov and the U.S. Census — and from the company’s own website. Federal source data is public domain. Each plant’s page names the source of every field.

