River Ridge Oral and Maxillofacial Surgical Center, P.C. is a South Dakota corporation, registered on May 24, 2004. It is based at 1700 S SOUTHEASTERN AVE, SIOUX FALLS, SD, 57103-3227. The company is currently listed as active on the South Dakota register and is registered under company number DB048329. Public records for the company include 1 SoS registration and 5 Form 5500 filings. Every fact here is republished from an official public register and traces back to a primary source document.
| Legal entity name | River Ridge Oral and Maxillofacial Surgical Center, P.C. |
|---|---|
| Principal address | 1700 S SOUTHEASTERN AVESIOUX FALLS57103-3227SDUnited States |
| Registration state | South Dakota |
| Status | Active |
| Registered | 24 May 2004 (over 22 years ago) |
| Entity type | Corporation |
| Standing | compliant |
| Company number | DB048329 |
| EIN | 20-1203894 |
| Employees (modeled) | ≈21 employees2025 |
| Registered agent | Taylor Matousek |
| Source registry | South Dakota Secretary of State · updated 15 June 2026 |
| Public records |
|---|
| 1 SoS registration |
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| Est. revenue (modeled) | $4.3M2025 |
|---|
| State | Business name | Filed | Registered agent | Officers | Status | |
|---|---|---|---|---|---|---|
| South DakotaTHIS | River Ridge Oral and Maxillofacial Surgical Center, P.C. | 2004-05-24 | Taylor Matousek | — | Active | |
Filing ID DB048329 Jurisdiction Domestic · Corporation Principal address 1700 S SOUTHEASTERN AVE, SIOUX FALLS, SD, 57103-3227 Registered agent Taylor Matousek1700 SOUTH SOUTHEASTERN AVE, SIOUX FALLS, SD, 57103 Officers Not reported | ||||||
Companies and people linked to River Ridge Oral and Maxillofacial Surgical Center, 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
Browse the indexed registries by state, or look up any debtor name free, at UCC lien search.
Employee-benefit plan filings by River Ridge Oral and Maxillofacial Surgical Center, 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) | ≈21 · plan year 2025 |
|---|---|
| Est. annual revenue (modeled) | $4.3M |
| Retirement plan assets | $3.9M |
| Benefit plans | 401(k) plan on file |
| Filing history | 21 plan years filed, 2005–2025 |
| Sponsor EIN | 20-1203894 |
| Plan year | Employees (est.) | Participants | Plan assets | Revenue (est.) | 401(k) | |
|---|---|---|---|---|---|---|
| 2025 | ≈21 | 30 (19 active) | $3.9M | $4.3M | 401(k) | |
| 2024 | ≈28 | 35 (25 active) | $4.5M | $4.9M | 401(k) | |
| 2023 | ≈27 | 30 (24 active) | $4M | $5.1M | 401(k) | |
| 2022 | ≈19 | 26 (17 active) | $3.1M | $4.1M | 401(k) | |
| 2021 | ≈21 | 25 (19 active) | $3.7M | $3.9M | 401(k) | |
| 2020 | ≈26 | 27 (23 active) | $3.7M | $4.4M | 401(k) | |
| 2019 | ≈20 | 24 (18 active) | $3.4M | $3.5M | 401(k) | |
| 2018 | ≈21 | 24 (19 active) | $2.7M | $3.8M | 401(k) | |
| 2017 | ≈19 | 20 (17 active) | $2.6M | $3.6M | 401(k) | |
| 2016 | ≈21 | 23 (19 active) | $2.2M | $3.5M | 401(k) | |
Matched Form 5500 filing records:
| Plan | Plan year | Participants | EIN | |
|---|---|---|---|---|
| RIVER RIDGE ORAL AND MAXILLOFACIAL SURGICAL CENTER EMPLOYEE BENEFIT PLAN | — | — | — | |
| RIVER RIDGE ORAL AND MAXILLOFACIAL SURGICAL CENTER EMPLOYEE BENEFIT PLAN | — | — | — | |
| RIVER RIDGE ORAL AND MAXILLOFACIAL SURGICAL CENTER EMPLOYEE BENEFIT PLAN | — | — | — | |
| RIVER RIDGE ORAL AND MAXILLOFACIAL SURGICAL CENTER EMPLOYEE BENEFIT PLAN | — | — | — | |
| RIVER RIDGE ORAL AND MAXILLOFACIAL SURGICAL CENTER EMPLOYEE BENEFIT PLAN | — | — | — | |
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Companies adjacent to River Ridge Oral and Maxillofacial Surgical Center, P.C. in the South Dakota Secretary of State register, in alphabetical order.
2 companies are registered at 1700 S SOUTHEASTERN AVE, SIOUX FALLS — 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 2026-06-17. Document getpalm-companies/8437-1707-8738.