All 4 companies
A–Z by legal name| Company | Registry number | Registered | Status | City |
|---|---|---|---|---|
| D M S, INC. | DB013609 | 1976-06-01 | Inactive | RAPID CITY |
| FARGO NORTHWEST PIPE FITTINGS, INC. | FB025970 | 2002-02-15 | Active | FARGO |
| MANDAN NORTHWEST PIPE FITTINGS, INC. | FB015461 | 1992-08-18 | Active | MANDAN |
| MARSHALL NORTHWEST PIPE FITTINGS, INC. | FB019261 | 1996-08-28 | Active | MARSHALL |