---
title: "ADVOCATE SOUTHWEST AMBULATORY SURGERY CENTER, L.L.C. SEC filings"
url: https://altstreet.investments/edgar/1129397
kind: edgar-entity
updated: 2026-11-04
publisher: AltStreet (https://altstreet.investments)
license: Public factual pages may be read, quoted and cited with attribution and a link. Bulk redistribution is not permitted.
---

# ADVOCATE SOUTHWEST AMBULATORY SURGERY CENTER, L.L.C.: SEC filings and what they report

Advocate Southwest Ambulatory Surgery Center, L.L.C. is an Illinois-organized entity that filed a Form D for an equity offering under the Rule 506(b) exemption. The filing is pre-open, with no first sale date, total amount sold, or investor count disclosed, and no related platform or fund family has been identified. Seven individuals are listed as directors/executive officers, several of whom hold dual director/officer roles.

| Field | Value |
| --- | --- |
| Entity | ADVOCATE SOUTHWEST AMBULATORY SURGERY CENTER, L.L.C. |
| CIK | 1129397 |
| Filing family | 506(b) |
| Entity type | platform company |
| Manager (as filed) | Advocate Health |
| Newest fact-bearing filing | November 2, 2026, accession 0001129397-26-000001 |
| Total offering amount (as filed) | $188,724 |
| Total sold (as reported) | $0 |
| Investors (as reported) | 0 |
| Vintage | 2026 |

## Related persons (Form D Item 3)

| Name | Relationship |
| --- | --- |
| Amy Sinder | Director |
| Jeffrey Singh | Executive Officer, Director |
| Benjamin Ticho | Executive Officer, Director |
| Silvio Marra | Executive Officer, Director |
| Samuel Multack | Director |
| Musa Shannarah | Director |
| Jeffrey Ziegler | Director |


## Filings (9 on record, newest first)

| Date | Form | Family | SEC link |
| --- | --- | --- | --- |
| November 2, 2026 | D | Form D | https://www.sec.gov/Archives/edgar/data/1129397/000112939726000001/ |
| December 19, 2025 | D | Form D | https://www.sec.gov/Archives/edgar/data/1129397/000112939725000002/ |
| November 26, 2024 | D | Form D | https://www.sec.gov/Archives/edgar/data/1129397/000112939724000001/ |
| August 9, 2023 | D/A | Form D | https://www.sec.gov/Archives/edgar/data/1129397/000112939723000003/ |
| July 5, 2023 | D/A | Form D | https://www.sec.gov/Archives/edgar/data/1129397/000112939723000002/ |
| June 9, 2023 | D | Form D | https://www.sec.gov/Archives/edgar/data/1129397/000112939723000001/ |
| November 8, 2022 | D/A | Form D | https://www.sec.gov/Archives/edgar/data/1129397/000112939722000007/ |
| June 22, 2022 | D | Form D | https://www.sec.gov/Archives/edgar/data/1129397/000112939722000006/ |
| January 19, 2022 | D | Form D | https://www.sec.gov/Archives/edgar/data/1129397/000112939722000005/ |


## More

- Entity page (HTML, with events, parties and the platform record): https://altstreet.investments/edgar/1129397
- SEC EDGAR filing index: https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0001129397&owner=include&count=40
- Signal history, evidence passages and the entity graph are AltStreet Terminal features: https://altstreet.investments/terminal

---

Source page: https://altstreet.investments/edgar/1129397
Machine index: https://altstreet.investments/llms.txt
AltStreet reads what platforms, funds and issuers file with the SEC and what they tell investors, and publishes the difference. Figures are as filed or as captured on the date stated; nothing here is investment advice.