![Hossein Zarrin](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Hossein Zarrin worked as an Engineering Director at IN USA, Inc., a Program Manager-Pharmaceutical Ozone at MKS Instruments, Inc., and a Chief Technology Officer at Electrolytic Ozone, Inc. He obtained an undergraduate degree from the University of Massachusetts.
| Companies | Position | End |
|---|---|---|
| MKS INC. | Corporate Officer/Principal | - |
IN USA, Inc.
 IN USA, Inc. Electronic Equipment/InstrumentsElectronic Technology Manufactures ozone monitoring and control instruments | Chief Tech/Sci/R&D Officer | - |
Electrolytic Ozone, Inc.
 Electrolytic Ozone, Inc. Electrical ProductsProducer Manufacturing Develops and manufactures ozone generators | Chief Tech/Sci/R&D Officer | - |
Active
Inactive
Listed companies
Private companies
| Private companies | 4 |
|---|---|
MKS, Inc.
 MKS, Inc. Industrial MachineryProducer Manufacturing Manufactures instruments, components and subsystems to measure, monitor, deliver, analyze, power and control critical parameters | Producer Manufacturing |
Electrolytic Ozone, Inc.
Electrolytic Ozone, Inc. Electrical ProductsProducer Manufacturing Develops and manufactures ozone generators | Producer Manufacturing |
University of Massachusetts
 University of Massachusetts Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
IN USA, Inc.
IN USA, Inc. Electronic Equipment/InstrumentsElectronic Technology Manufactures ozone monitoring and control instruments | Electronic Technology |
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