DUCO Mining, LLC is a South Dakota LLC, registered on August 21, 2014. It is based at 516 FIFTH STREET, RAPID CITY, SD, 57701-2703. The company is currently listed as active on the South Dakota register and is registered under company number DL039982. Public records for the company include 1 SoS registration. Every fact here is republished from an official public register and traces back to a primary source document.
| Legal entity name | DUCO Mining, LLC |
|---|---|
| Principal address | 516 FIFTH STREETRAPID CITY57701-2703SDUnited States |
| Registration state | South Dakota |
| Status | Active |
| Registered | 21 August 2014 (about 12 years ago) |
| Entity type | LLC |
| Standing | compliant |
| Company number | DL039982 |
| Registered agent | CURTIS S. JENSEN |
| Source registry | South Dakota Secretary of State · updated 15 June 2026 |
| Public records | 1 SoS registration |
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| State | Business name | Filed | Registered agent | Officers | Status | |
|---|---|---|---|---|---|---|
| South DakotaTHIS | DUCO Mining, LLC | 2014-08-21 | CURTIS S. JENSEN | — | Active | |
Filing ID DL039982 Jurisdiction Domestic · LLC Principal address 516 FIFTH STREET, RAPID CITY, SD, 57701-2703 Registered agent CURTIS S. JENSEN516 FIFTH STREET, RAPID CITY, SD, 57701-2703 Officers Not reported | ||||||
Companies and people linked to DUCO Mining, LLC in the state registers through shared officers, a shared registered agent, shared filing contacts or a shared address. Service companies file for many unrelated businesses — a shared agent, address or contact alone does not prove affiliation.
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Browse the indexed registries by state, or look up any debtor name free, at UCC lien search.
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Companies adjacent to DUCO Mining, LLC in the South Dakota Secretary of State register, in alphabetical order.
18 companies are registered at 516 FIFTH STREET, RAPID CITY — shared registered-office and agent addresses are common; a shared address alone does not link businesses.
Netstate aggregates public records from federal, state and municipal sources; records are matched to this company by its registered legal names. Latest source snapshot 2026-06-16. Document getpalm-companies/0032-3876-7296.