---
title: "Series 53-1, a series of StartEngine Private LLC SEC filings"
url: https://altstreet.investments/edgar/2095410
kind: edgar-entity
updated: 2026-07-31
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.
---

# Series 53-1, a series of StartEngine Private LLC: SEC filings and what they report

Series 53-1, a series of StartEngine Private LLC, is a Delaware-organized investment vehicle that raised $344K from 17 investors under Regulation D Rule 506(c), with a $15K minimum investment. Filed February 2026, this entity is part of the StartEngine platform ecosystem, which manages 117 related EDGAR entities focused on pre-IPO investments.

| Field | Value |
| --- | --- |
| Entity | Series 53-1, a series of StartEngine Private LLC |
| CIK | 2095410 |
| Filing family | 506(c) |
| Entity type | single deal spv |
| Manager (as filed) | StartEngine |
| Platform | StartEngine (https://altstreet.investments/platforms/reviews/startengine) |
| Newest fact-bearing filing | February 12, 2026, accession 0002095410-26-000001 |
| Total offering amount (as filed) | $463,369 |
| Total sold (as reported) | $343,505 |
| Investors (as reported) | 17 |
| Minimum investment (as filed) | $14,996 |
| Vintage | 2026 |

## Related persons (Form D Item 3)

| Name | Relationship |
| --- | --- |
| Howard Marks | Director |


## Filings (1 on record, newest first)

| Date | Form | Family | SEC link |
| --- | --- | --- | --- |
| February 12, 2026 | D | Form D | https://www.sec.gov/Archives/edgar/data/2095410/000209541026000001/ |


## More

- Entity page (HTML, with events, parties and the platform record): https://altstreet.investments/edgar/2095410
- SEC EDGAR filing index: https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0002095410&owner=include&count=40
- Other issuers on StartEngine: https://altstreet.investments/deals/platform/startengine
- Signal history, evidence passages and the entity graph are AltStreet Terminal features: https://altstreet.investments/terminal

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Source page: https://altstreet.investments/edgar/2095410
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.