Operating signal within 12 months from two or more independent sources.
What they make
Commercial and Service Industry Machinery Manufacturing333310Hellma Materials, through its subsidiary CVD Ceramics, Inc. in the USA, manufactures optical ceramics including zinc sulfide (marketed as CVD Zinc Sulfide® and Cleartran®), zinc selenide (CVD Zinc Selenide®), and Tuftran® for infrared and visible/infrared applications. These materials serve the semiconductor industry, medical technology, nuclear medicine, the optical industry, defense optronics, and material processing applications including CO₂ lasers and seeker head assemblies.
SUMMARIZED FROM THE COMPANY’S OWN WEBSITE
Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Morton Intl INC Advanced Materials | Weeks Island | Commercial and Service Industry Machinery Manufacturing 333310 | UNVERIFIED | 0.1 KM |
| A. Moresi Foundry, INC. | Jeanerette | Iron Foundries 331511 | UNVERIFIED | 18.7 KM |
| S & W Machine Shop, INC | New Iberia | Machine Shops 332710 | ACTIVE | 23.1 KM |
Also at this address
No other federal record shares this street address.
WHERE THIS RECORD COMES FROM — 3 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.
EPA cross-references this facility in AIR, AIRS/AFS, LA-TEMPO, NPDES, RCRAINFO, TRIS · EPA site type STATIONARY.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| COMPANY SITE | OPERATING | JUL 2026 | AUG 2026 |
| SAM GOV | OPERATING | MAY 2026 | MAY 2026 |
| EPA FRS | EXISTENCE | OCT 2016 | OCT 2016 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | EPA FRS | JUL 2026 |
| ADDRESS LINE1 | SAM GOV | MAY 2026 |
| CAGE CODE | SAM GOV | MAY 2026 |
| CITY | EPA FRS | JUL 2026 |
| CITY | SAM GOV | MAY 2026 |
| GEOM | EPA FRS | JUL 2026 |
| NAME | EPA FRS | JUL 2026 |
| NAME | SAM GOV | MAY 2026 |
| REGISTRATION EXPIRATION | SAM GOV | MAY 2026 |
| STATE | EPA FRS | JUL 2026 |
| STATE | SAM GOV | MAY 2026 |
| WEBSITE | SAM GOV | MAY 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.