Sofab Inks Operating LLC
At a glance
EmployeesNot reported
In business sinceNot reported
HeadquartersLouisville, KY
SAM.gov UEISKS4CWMR4CS3
Sofab develops and manufactures nanoparticles, with a core focus on perovskite solar solutions. The company produces Tinfab (SnO2) for electron transport layers and NicFab (NiO) for hole transport layers, both formulated as solution-processable materials for solar cell applications. Sofab also offers custom nanoparticle development services, with expertise in functionalized metal oxides for high-volume manufacturing.
Summarized from the company’s own website
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Sofab Inks Operating LLC | Louisville | KY | — | 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.


