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environmental consulting
Founded in 2003, PII helps organizations in highly regulated industries—including chemical, petrochemical, oil and gas, nuclear, pharmaceutical, semiconductor, and mining—solve their most complex safety, risk, and reliability challenges, Trinity said.
Dallas-Based Trinity Consultants Acquires Tennessee’s Process Improvement Institute
by Sandra Engelland | Mar 18, 2026
Founded in 2003, PII helps organizations in highly regulated industries—including chemical, petrochemical, oil and gas, nuclear, pharmaceutical, semiconductor, and mining—solve their most complex safety, risk, and reliability challenges, Trinity said.
