Sequoia National LLC
At a glance
EmployeesNot reported
In business sinceNot reported
HeadquartersEvansville, IN
SAM.gov UEIUL45BC7DZB99
Tri-State Cylinder Head specializes in high-volume, high-precision cast-iron welding and machining of cracked cylinder heads. The company disassembles, inspects, removes cracks and defects, then fusion welds, descales, and finish machines cylinder heads to OEM specifications. It serves the transportation, off-highway, and medium-duty diesel engine industries, working with major diesel OEMs and providing remanufactured cylinder heads that undergo metallurgy analysis and endurance testing.
Summarized from the company’s own website
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Sequoia National LLC | Evansville | IN | — | 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.


