About GENTAB

GENTAB is a nationwide provider of cleanroom certification, cleanroom testing, and large-scale Testing, Adjusting & Balancing for pharmaceutical, semiconductor, healthcare, data center, cannabis, and industrial facilities.

We bring a whole-system diagnostic approach and calibrated, traceable instrumentation to critical environments, helping facilities certify new spaces, requalify after changes, and maintain controlled environments in a continuous state of control.

Our teams deliver audit-ready documentation aligned to ISO 14644 and recognized TAB methodology, supporting owners, engineers, and commissioning agents on projects of significant scale and complexity.