A-ox Welding Supply, LLC
101 N Harlem Ave, Sioux Falls, SD 57104
Operating signal within 12 months from two or more independent sources.
What they make
Industrial Gas Manufacturing325120A-OX Welding Supply sells welding equipment and consumables including guns, rods, wire, and cutting equipment such as plasma and arc torches. The company also supplies medical gases including oxygen, nitrogen, helium, and carbon dioxide, as well as specialty gases for beverage, food, and laser applications. The company serves hobby, farm and ranch, and industrial customers across multiple locations in South Dakota and Iowa.
SUMMARIZED FROM THE COMPANY’S OWN WEBSITE
Products
Where these came from
Recorded against the company rather than this address. Federal award and drug records name the company, not the plant, so we cannot say which of its sites makes these.
Where these came from
Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Poet Biorefining-chancellor | Chancellor | Other Animal Food Manufacturing 311119 | LIKELY ACTIVE | 25.3 KM |
| POET Bioprocessing- Chancellor | Chancellor | Ethyl Alcohol Manufacturing 325193 | LIKELY ACTIVE | 25.9 KM |
Also at this address
No other federal record shares this street address.
WHERE THIS RECORD COMES FROM — 4 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.
EPA cross-references this facility in OSHA-OIS.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| FDA DEVICES | OPERATING | AUG 2026 | AUG 2026 |
| COMPANY SITE | OPERATING | JUL 2026 | AUG 2026 |
| SAM GOV | OPERATING | SEP 2025 | SEP 2025 |
| EPA FRS | EXISTENCE | SEP 2018 | SEP 2018 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | EPA FRS | JUL 2026 |
| ADDRESS LINE1 | SAM GOV | SEP 2025 |
| CAGE CODE | SAM GOV | SEP 2025 |
| CITY | EPA FRS | JUL 2026 |
| CITY | SAM GOV | SEP 2025 |
| GEOM | CENSUS GEOCODER | JUL 2026 |
| GEOM | EPA FRS | JUL 2026 |
| NAME | EPA FRS | JUL 2026 |
| NAME | SAM GOV | SEP 2025 |
| REGISTRATION EXPIRATION | SAM GOV | SEP 2025 |
| STATE | EPA FRS | JUL 2026 |
| STATE | SAM GOV | SEP 2025 |
| WEBSITE | SAM GOV | SEP 2025 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.


