WEST RIVER DERMATOLOGY, P.C. is a South Dakota corporation, registered on January 3, 1994. It is based at 717 MEADE ST STE 100, RAPID CITY, SD, 57701-5100. The company has since been marked dissolved on the South Dakota register, is registered under company number DB033877 and carries EIN 460429502. Public records for the company include 1 SoS registration and 9 Form 5500 filings. Every fact here is republished from an official public register and traces back to a primary source document.
| Legal entity name | WEST RIVER DERMATOLOGY, P.C. |
|---|---|
| Principal address | 717 MEADE ST STE 100RAPID CITY57701-5100SDUnited States |
| Registration state | South Dakota |
| Status | Dissolved |
| Registered | 3 January 1994 (over 32 years ago) |
| Entity type | Corporation |
| Standing | not compliant |
| Company number | DB033877 |
| EIN | 460429502 |
| Employees (modeled) | ≈10 employees2017 |
| Registered agent | ROGER S. M.D. KNUTSEN |
| Source registry | South Dakota Secretary of State · updated 15 June 2026 |
| Public records |
| 1 SoS registration |
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| Est. revenue (modeled) | $1.4M2017 |
|---|
| State | Business name | Filed | Registered agent | Officers | Status | |
|---|---|---|---|---|---|---|
| South DakotaTHIS | WEST RIVER DERMATOLOGY, P.C. | 1994-01-03 | ROGER S. M.D. KNUTSEN | — | Dissolved | |
Filing ID DB033877 Jurisdiction Domestic · Corporation Principal address 717 MEADE ST STE 100, RAPID CITY, SD, 57701-5100 Registered agent ROGER S. M.D. KNUTSEN717 MEADE ST, RAPID CITY, SD, 57701-5333 Officers Not reported | ||||||
| Wyoming | West River Dermatology, P.C. | 1998-07-10 | Michael N. Patchen | — | Revoked | |
Companies and people linked to WEST RIVER DERMATOLOGY, P.C. 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.
company person group former role
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Employee-benefit plan filings by WEST RIVER DERMATOLOGY, P.C. with the Department of Labor. Employee and revenue figures are modeled estimates derived from retirement-plan participant counts and industry ratios — not official headcount or reported revenue.
| Employees (modeled) | ≈10 · plan year 2017 |
|---|---|
| Est. annual revenue (modeled) | $1.4M |
| Benefit plans | 401(k) plan on file · plan terminated |
| Filing history | 19 plan years filed, 1999–2017 |
| Sponsor EIN | 46-0429502 |
| Plan year | Employees (est.) | Participants | Plan assets | Revenue (est.) | 401(k) | |
|---|---|---|---|---|---|---|
| 2017 | ≈10 | 16 (9 active) | — | $1.4M | 401(k) | |
| 2016 | ≈12 | 14 (11 active) | $3.9M | $2.6M | 401(k) | |
| 2015 | ≈13 | 13 (12 active) | $3.8M | $2.6M | 401(k) | |
| 2014 | ≈12 | 13 (11 active) | $3.9M | $2.6M | 401(k) | |
| 2013 | ≈16 | 14 | $3.6M | $3M | 401(k) | |
| 2012 | ≈14 | 13 | $3M | $2.6M | 401(k) | |
| 2011 | ≈14 | 13 | $2.6M | $2.6M | 401(k) | |
| 2010 | ≈13 | 12 | $2.5M | $2.5M | 401(k) | |
| 2009 | ≈14 | 13 | $2M | $2.6M | 401(k) | |
| 2008 | ≈13 | 13 (12 active) | $703,065 | $2.5M | 401(k) | |
Matched Form 5500 filing records:
| Plan | Plan year | Participants | EIN | |
|---|---|---|---|---|
| WEST RIVER DERMATOLOGY, P.C. 401(K) PROFIT SHARING PLAN | — | — | — | |
| WEST RIVER DERMATOLOGY, P.C. 401(K) PROFIT SHARING PLAN | — | — | — | |
| WEST RIVER DERMATOLOGY, P.C. 401(K) PROFIT SHARING PLAN | — | — | — | |
| WEST RIVER DERMATOLOGY, P.C. 401(K) PROFIT SHARING PLAN | — | — | — | |
| WEST RIVER DERMATOLOGY, P.C. 401(K) PROFIT SHARING PLAN | — | — | — | |
| WEST RIVER DERMATOLOGY, P.C. 401(K) PROFIT SHARING PLAN | — | — | — | |
| WEST RIVER DERMATOLOGY, P.C. 401(K) PROFIT SHARING PLAN | — | — | — | |
| WEST RIVER DERMATOLOGY, P.C. 401(K) PROFIT SHARING PLAN | — | — | — | |
| WEST RIVER DERMATOLOGY, P.C. 401(K) PROFIT SHARING PLAN | — | — | — | |
Federal court records load when you reach this section.
Companies adjacent to WEST RIVER DERMATOLOGY, P.C. in the South Dakota Secretary of State register, in alphabetical order.
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/3766-7744-3451.