Jack Stone
3131 Pennsy Drive, Landover, MD 20785
Operating signal within 24 months, or from a single source.
What they make
Sign Manufacturing339950Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Jack Stone Sign Co., INC. | Hyattsville | Sign Manufacturing 339950 | ACTIVE | 0.0 KM |
| Czarnowski-DC Office | Landover | Sign Manufacturing 339950 | LIKELY ACTIVE | 2.0 KM |
| Hargrove INC | Lanham | Sign Manufacturing 339950 | UNVERIFIED | 4.5 KM |
| Lohff & Pfeiffer Usa, LLC | Riverdale | Musical Instrument Manufacturing 339992 | ACTIVE | 5.3 KM |
| Safeware INC | Lanham | Surgical and Medical Instrument Manufacturing 339112 | ACTIVE | 5.2 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
1 source holds this plant, and 2 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.
- OSHA injury and illness reportsOPERATINGRecord 53394 · first seen DEC 2025 · last seen DEC 2025
IN PRINCE GEORGE'S COUNTY24 other plants share this one’s industry (Other Miscellaneous Manufacturing, NAICS 3399); 14 of them have a size band on record.
What each source says
Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.
- Coordinates
- Census geocoder: 38.932706339901,-76.887938639231 · JUL 2026
- Employees (band)
- OSHA: 20-99 · DEC 2025