Operating signal within 12 months from two or more independent sources.
What they make
Metal Heat Treating332811- commercial heat treating services
- alloy steels
- titanium
- stainless steels
- austempering
- carburizing
- hardening
- tempering
- solution treating
- aging
- aerospace
NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026
Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| A L Finishing | Hatfield | Electroplating, Plating, Polishing, Anodizing, and Coloring 332813 | LIKELY ACTIVE | 0.8 KM |
| Spra Fin Inc/north Wales | North Wales | Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers 332812 | UNVERIFIED | 4.0 KM |
| S-bond Technologies, LLC | Harleysville | All Other Miscellaneous Fabricated Metal Product Manufacturing 332999 | ACTIVE | 4.6 KM |
| Solar Atmospheres INC. | Souderton | Metal Heat Treating 332811 | ACTIVE | 6.5 KM |
| Lem Products, INC | Montgomeryville | Commercial Printing (except Screen and Books) 323111 | ACTIVE | 6.4 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
5 sources hold this plant, and 13 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.
EPA cross-references this facility in BR, ICIS, PA-EFACTS, RCRAINFO · EPA site type STATIONARY.
- The company’s own websiteOPERATINGfirst seen JUL 2026 · last seen OCT 2026
- SAM.gov entity registrationOPERATINGRecord M13VJPL53MN4 · first seen DEC 2025 · last seen DEC 2025
- DOL Form 5500 retirement plan filingsOPERATINGRecord 232113181|PA|19446|951 w 8th st · first seen JUN 2025 · last seen JUN 2025
- EPA Toxics Release InventoryOPERATINGfirst seen DEC 2023 · last seen DEC 2024
- EPA Facility Registry ServiceEXISTENCERecord 110054817613 · first seen JUL 2014 · last seen JUN 2017
ALSO RECORDED ASREX HEAT TREAT OF PA
IN MONTGOMERY COUNTY16 other plants share this one’s industry (Coating, Engraving, Heat Treating, and Allied Activities, NAICS 3328); 5 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.
- Name
- EPA: REX HEAT TREAT LANSDALE INC · JUL 2026 · ON THIS PAGE
- SAM.gov: REX HEAT TREAT LANSDALE INC · DEC 2025 · ON THIS PAGE
- Street address
- EPA: 951 W 8TH ST · JUL 2026 · ON THIS PAGE
- SAM.gov: 951 W 8TH ST · DEC 2025 · ON THIS PAGE
- City
- EPA: LANSDALE · JUL 2026 · ON THIS PAGE
- SAM.gov: LANSDALE · DEC 2025 · ON THIS PAGE
- State
- EPA: PA · JUL 2026 · ON THIS PAGE
- SAM.gov: PA · DEC 2025 · ON THIS PAGE
- County (FIPS code)
- EPA: 42091 · SEP 2026
- Coordinates
- EPA: 40.255542,-75.290666 · JUL 2026
- Employees (band)
- DOL: 20-99 · JUN 2025
- Website
- SAM.gov: www.rexht.com · DEC 2025
- Year established
- Company website: 1938 · AUG 2026
- CAGE code
- SAM.gov: 13756 · DEC 2025
- Retirement plan filing (Form 5500)
- DOL: 63 active participants, plan year ending 2025-06-30, 3 plan(s) · JUN 2025
- SAM registration expires
- SAM.gov: 2026-12-08 · DEC 2025
- State business registration
- PA DOS: Rex Heat Treat -lansdale, Inc., registered with the Pennsylvania Department of State; Corporation; formed 1979-10-11; active · OCT 1979


