ANESTHESIA SERVICES, P.C. is a South Dakota corporation, registered on February 7, 2007. It is based at 5021 IRELAND PLACE, RAPID CITY, SD, 57702-8327. The company has since been marked dissolved on the South Dakota register, is registered under company number DB052020 and carries EIN 208403611. Public records for the company include 1 SoS registration, 2 federal contracts, 8 H-1B filings 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 | ANESTHESIA SERVICES, P.C. |
|---|---|
| Principal address | 5021 IRELAND PLACERAPID CITY57702-8327SDUnited States |
| Registration state | South Dakota |
| Status | Dissolved |
| Registered | 7 February 2007 (over 19 years ago) |
| Entity type | Corporation |
| Standing | not compliant |
| Company number | DB052020 |
| EIN | 208403611 |
| Employees (modeled) | ≈1 employees2010 |
| H-1B filings | 8 LCA filings, FY 2011–2013 |
| Registered agent | MD, PATRICK D DEMARS |
| Source registry |
| South Dakota Secretary of State · updated 15 June 2026 |
| Public records | 1 SoS registration |
|---|
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| Est. revenue (modeled) | $152K2010 |
|---|---|
| Federal contracts | $7.4M · 38 awards |
| Total obligated | $7.4M |
|---|---|
| Awards | 38 |
| Top agency | Department of Veterans Affairs |
| Action date | Agency | Obligated | |
|---|---|---|---|
| 2015-08-11 | Department of Veterans Affairs | $-40391 | |
| 2015-06-08 | Department of Veterans Affairs | $19K | |
| 2015-04-24 | Department of Veterans Affairs | $229K | |
| 2015-03-31 | Department of Veterans Affairs | $73K | |
| 2015-02-19 | Department of Veterans Affairs | $122K | |
| 2014-12-01 | Department of Veterans Affairs | $18K | |
| 2014-07-30 | Department of Veterans Affairs | $697K | |
| 2014-07-01 | Department of Veterans Affairs | $44K | |
| 2014-06-12 | Department of Veterans Affairs | $-86864 | |
| 2014-06-05 | Department of Veterans Affairs | $132K | |
| State | Business name | Filed | Registered agent | Officers | Status | |
|---|---|---|---|---|---|---|
| South DakotaTHIS | ANESTHESIA SERVICES, P.C. | 2007-02-07 | MD, PATRICK D DEMARS | — | Dissolved | |
Filing ID DB052020 Jurisdiction Domestic · Corporation Principal address 5021 IRELAND PLACE, RAPID CITY, SD, 57702-8327 Registered agent MD, PATRICK D DEMARS5021 IRELAND PLACE, RAPID CITY, SD, 57702-8327 Officers Not reported | ||||||
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| Case | Filed | Job title | Wage | Worksite | Status | |
|---|---|---|---|---|---|---|
| I-200-13233-520989 | 2013-08-21 | ANESTHESIOLOGIST | $260,000/yr | DETROIT | CERTIFIED | |
| I-200-11118-139635 | 2011-04-28 | STAFF ANESTHESIOLOGIST | $211,000/yr | DETROIT | CERTIFIED | |
| I-200-11118-405455 | 2011-04-28 | STAFF ANESTHESIOLOGIST | $211,000/yr | 3990 JOHN R STREET | CERTIFIED | |
| I-200-11083-217386 | 2011-04-08 | STAFF ANESTHESIOLOGIST | $211,000/yr | DETROIT | CERTIFIED-WITHDRAWN | |
| I-200-11083-474550 | 2011-04-08 | STAFF ANESTHESIOLOGIST | $211,000/yr | DETROIT | CERTIFIED-WITHDRAWN | |
| I-200-11083-397157 | 2011-04-08 | STAFF ANESTHESIOLOGIST | $211,000/yr | SOUTHFIELD | CERTIFIED | |
| I-200-10306-299471 | 2010-11-03 | ANESTHESIOLOGIST | $240,000/yr | DETROIT | CERTIFIED | |
| I-200-10298-850795 | 2010-10-26 | ANESTHESIOLOGIST | $240,000/yr | DETROIT | DENIED | |
Employee-benefit plan filings by ANESTHESIA SERVICES, 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) | ≈1 · plan year 2010 |
|---|---|
| Est. annual revenue (modeled) | $152,113 |
| Benefit plans | 401(k) plan on file · plan terminated |
| Filing history | 4 plan years filed, 2007–2010 |
| Sponsor EIN | 20-8403611 |
| Plan year | Employees (est.) | Participants | Plan assets | Revenue (est.) | 401(k) | |
|---|---|---|---|---|---|---|
| 2010 | ≈1 | 1 | — | $152,113 | 401(k) | |
| 2009 | ≈2 | 2 (2 active) | $1.1M | $730,860 | 401(k) | |
| 2008 | ≈2 | 2 (2 active) | $197,773 | $705,504 | 401(k) | |
| 2007 | ≈2 | 2 (2 active) | $131,275 | $649,854 | 401(k) | |
Matched Form 5500 filing records:
| Plan | Plan year | Participants | EIN | |
|---|---|---|---|---|
| ANESTHESIA SERVICES, P.C. EMPLOYEES PROFIT SHARING PLAN | — | — | — | |
| ANESTHESIA SERVICES, P.C. EMPLOYEES PROFIT SHARING PLAN | — | — | — | |
| ANESTHESIA SERVICES, P.C. EMPLOYEES PROFIT SHARING PLAN | — | — | — | |
| ANESTHESIA SERVICES, P.C. EMPLOYEES PROFIT SHARING PLAN | — | — | — | |
| ANESTHESIA SERVICES, P.C. EMPLOYEES PROFIT SHARING PLAN | — | — | — | |
Federal court records load when you reach this section.
Companies adjacent to ANESTHESIA SERVICES, 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 2026-06-17. Document getpalm-companies/4970-2034-8067.