Operating signal within 12 months from two or more independent sources.
What they make
In-Vitro Diagnostic Substance Manufacturing325413Meso Scale Discovery manufactures immunoassay instruments and products based on electrochemiluminescence and MULTI-ARRAY technology. The company produces cytokine, chemokine, phosphoprotein, and growth factor assay products, as well as ELISA replacement assays. Its products serve research applications in immunology, inflammation, cardiovascular disease, bone disorders, metabolic research, and clinical immunology.
SUMMARIZED FROM THE COMPANY’S OWN WEBSITE
Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Maryland Campus | Rockville | In-Vitro Diagnostic Substance Manufacturing 325413 | LIKELY ACTIVE | 0.0 KM |
| Meso Scale Diagnostics, LLC | Rockville | In-Vitro Diagnostic Substance Manufacturing 325413 | LIKELY ACTIVE | 0.2 KM |
| On Demand Pharmaceuticals INC | Rockville | Pharmaceutical Preparation Manufacturing 325412 | ACTIVE | 0.3 KM |
| Rise Therapeutics LLC | Rockville | Pharmaceutical Preparation Manufacturing 325412 | ACTIVE | 0.3 KM |
| Otsuka America Pharmaceutical INC | Rockville | Pharmaceutical Preparation Manufacturing 325412 | LIKELY ACTIVE | 1.4 KM |
Also at this address
1 other record shares this street address. Separate filings can describe distinct businesses on one site, or the same plant recorded by different agencies, so every record is kept rather than merged away.
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 | NOV 2025 | NOV 2025 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | SAM GOV | NOV 2025 |
| CAGE CODE | SAM GOV | NOV 2025 |
| CITY | SAM GOV | NOV 2025 |
| GEOM | CENSUS GEOCODER | JUL 2026 |
| NAME | SAM GOV | NOV 2025 |
| REGISTRATION EXPIRATION | SAM GOV | NOV 2025 |
| STATE | SAM GOV | NOV 2025 |
| WEBSITE | SAM GOV | NOV 2025 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.


