# JSI Manager

JSI Manager is a Multi Family Office.

## Overview

- **Organization type:** Multi Family Office
- **Assets under management:** Undisclosed

## Regulatory record

- **CRD number:** 333996
- **SEC file number:** 802-132867
- **Registration status:** Registered
- **Reports private funds:** Yes
- **IAPD record:** https://adviserinfo.sec.gov/firm/summary/333996

## About

JSI Manager LLC is an exempt reporting adviser based in Timnath, CO. It is headquartered in Colorado.

## Questions

### How can an allocator track JSI Manager's portfolio activity?

Since JSI Manager does not publish investor letters, maintain a website, or engage in external fundraising, the only reliable public window into its portfolio is the Form 13F filed quarterly with the SEC. These filings disclose holdings of US-listed securities exceeding $100 million in aggregate qualifying assets.

### Does JSI Manager invest in private markets or alternatives?

Based on available public records, JSI Manager's activity is focused exclusively on public equities. There are no known commitments to private equity funds, venture capital, real estate, hedge funds, or direct private company investments.

### What is the firm's approach to co-investment?

JSI Manager does not appear to syndicate deals or offer co-investment opportunities to external parties. The firm operates as a private family investment office and has not disclosed participation in club deals or fund-of-funds structures.

### Who runs investment decisions at JSI Manager?

The specific principals responsible for investment decisions at JSI Manager are not publicly identified. SEC filings list the entity as the reporting manager, but the names of the decision-makers and their professional backgrounds are not available through any verified primary source.

## Related profiles

- [Semper Sursum Investments](https://altss.com/profile/semper-sursum-investments-llc)
- [Seniors Housing Fund Manager](https://altss.com/profile/seniors-housing-fund-manager-llc)

---

Last updated: 2026-08-14T12:30:00.000Z

Canonical page: https://altss.com/profile/jsi-manager-llc

Maintained by Altss — https://altss.com — methodology: https://altss.com/methodology