Hemlock Semiconductor Operations LLC
At a glance
Employees500+
In business sinceNot reported
Industry
HeadquartersHemlock, MI
SAM.gov UEIHWU8LKK17RL9
Hemlock Semiconductor manufactures polysilicon, described as hyper-pure polysilicon and other silicon-based products. The company serves the electronics, cell phones, and solar panel industries. No certifications are named in the text.
Summarized from the company’s own website
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Hemlock Semiconductor Operations LLC | Hemlock | MI | 500+ | 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.


