Rocklin Manufacturing CO
At a glance
EmployeesNot reported
In business sinceNot reported
HeadquartersSioux City, IA
SAM.gov UEIQ38TX6JM2CY5
Rocklin Manufacturing Co. makes marking and surface treatment equipment including the Rocklinizer for applying tungsten carbide and titanium carbide to metals, tools, and dies; portable laser marking systems; dot peen marking units; and portable laser cleaning equipment. The company serves die shops and manufacturers requiring marking, carbide application, and laser cleaning solutions.
Summarized from the company’s own website
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Rocklin Manufacturing CO | Sioux City | IA | — | 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.

