Stephen J Hartman
4646 Bartholow Rd, Sykesville, MD 21784
Operating signal within 12 months from two or more independent sources.
What they make
Special Die and Tool, Die Set, Jig, and Fixture Manufacturing333514Hartman Machine manufactures machine parts, prototypes, dies, and manufacturing systems. They utilize 5 axis milling, cnc turning, and cylindrical grinding, or grinders. The1 or those in the name or custom-built products unless or exceeding 40 years of experience.
SUMMARIZED FROM THE COMPANY’S OWN WEBSITE
Where it is
Other plants nearby
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|---|---|---|---|---|
| Black & Decker | Hampstead | Hardware Manufacturing 332510 | UNVERIFIED | 20.2 KM |
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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 | DEC 2025 | DEC 2025 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | SAM GOV | DEC 2025 |
| CAGE CODE | SAM GOV | DEC 2025 |
| CITY | SAM GOV | DEC 2025 |
| GEOM | CENSUS GEOCODER | JUL 2026 |
| NAME | SAM GOV | DEC 2025 |
| REGISTRATION EXPIRATION | SAM GOV | DEC 2025 |
| STATE | SAM GOV | DEC 2025 |
| WEBSITE | SAM GOV | DEC 2025 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.