Master Building Specialties INC
5448 Morgan St, Ontario, CA 91762
Operating signal within 12 months from two or more independent sources.
What they make
Plumbing Fixture Fitting and Trim Manufacturing332913Master Building Specialties, Inc. manufactures and sells commercial bathroom partitions and fixtures, including products made from materials such as stainless steel, solid plastic, and baked enamel. The company offers bathroom accessories and equipment including toilet accessories, grab bars, hand dryers, paper towel dispensers, soap dispensers, mirrors, lockers, and shower fixtures and stalls. The company serves commercial restroom and facility applications.
SUMMARIZED FROM THE COMPANY’S OWN WEBSITE
Where it is
Other plants nearby
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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 |
|---|---|---|---|
| COMPANY SITE | OPERATING | JUL 2026 | AUG 2026 |
| SAM GOV | OPERATING | JUN 2026 | JUN 2026 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | SAM GOV | JUN 2026 |
| CAGE CODE | SAM GOV | JUN 2026 |
| CITY | SAM GOV | JUN 2026 |
| GEOM | CENSUS GEOCODER | JUL 2026 |
| NAME | SAM GOV | JUN 2026 |
| REGISTRATION EXPIRATION | SAM GOV | JUN 2026 |
| STATE | SAM GOV | JUN 2026 |
| WEBSITE | SAM GOV | JUN 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.