The Mars Perceptrix Corporation
49 Valley View Rd, Chappaqua, NY 10514
Operating signal within 12 months from two or more independent sources.
What they make
Surgical and Medical Instrument Manufacturing339112Mars Perceptrix manufactures contrast sensitivity tests used to measure the lowest contrasts that patients can perceive, available in versions with either Sloan letters or numerals. The tests are used by eye care professionals, occupational testers, and clinical researchers.
SUMMARIZED FROM THE COMPANY’S OWN WEBSITE
Where it is
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Also at this address
No other federal record shares this street address.
WHERE THIS RECORD COMES FROM — 2 FEDERAL SOURCES, 2 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 |
|---|---|---|---|
| COMPANY SITE | OPERATING | JUL 2026 | AUG 2026 |
| SAM GOV | OPERATING | DEC 2025 | DEC 2025 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| GEOM | CENSUS GEOCODER | JUL 2026 |
| WEBSITE | COMPANY SITE | JUL 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.