Operating signal within 12 months from two or more independent sources.
What they make
Semiconductor and Related Device Manufacturing334413Sphere Semi produces AI-designed analog chips, beginning with RF components and mixed signal blocks. The following are also produced. The company fabricates custom promptThe company utilizes RF components, LNAs, PAs, filters, phase shifters, beamformers, synthesizers, SerDes, ADCs, and DACs in its work. It serves the RF and mixed-signal IP industries.
SUMMARIZED FROM THE COMPANY’S OWN WEBSITE
Where it is
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| Sunburn LLC | Palo Alto | Semiconductor and Related Device Manufacturing 334413 | ACTIVE | 0.5 KM |
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Also at this address
No other federal record shares this street address.
WHERE THIS RECORD COMES FROM — 2 FEDERAL SOURCES, 8 FIELDS
Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| SAM GOV | OPERATING | MAR 2026 | SEP 2026 |
| COMPANY SITE | OPERATING | JUL 2026 | AUG 2026 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | SAM GOV | — |
| CAGE CODE | SAM GOV | — |
| CITY | SAM GOV | — |
| GEOM | CENSUS GEOCODER | JUL 2026 |
| NAME | SAM GOV | — |
| REGISTRATION EXPIRATION | SAM GOV | — |
| STATE | SAM GOV | — |
| WEBSITE | SAM GOV | — |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.