Sphere Alliance INC
At a glance
EmployeesNot reported
In business sinceNot reported
HeadquartersRiverside, CA
SAM.gov UEINot registered
Advanced Aircraft Seal manufactures seals and gaskets, including calendared and molded sheets, die cut gaskets, and custom extrusion profiles. The company uses materials including silicone, fluorsilicone, silicone sponge, neoprene, and buna. It serves the aerospace industry, providing products for Boeing, the Department of Defense, Lockheed, and other prime aerospace companies, and holds AS9100D with ISO 9001:2015 certification.
Summarized from the company’s own website
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Sphere Alliance INC | Riverside | CA | — | 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.


