# OAK STREET INVESTMENT ADVISORS, LLC

OAK STREET INVESTMENT ADVISORS, LLC of GREENWOOD VILLAGE, CO is an SEC-registered investment adviser.

## Registration

- CRD: 288019
- Type: SEC-registered investment adviser
- SEC file number: 801-128057
- Location: 5500 GREENWOOD PLAZA BLVD, SUITE 130, GREENWOOD VILLAGE, CO, 80111
- Phone: (720) 515-6822
- Latest filing: 2026-03-31
- Regulatory AUM: $125.5M
- Discretionary AUM: $125.5M
- Clients: 1
- Accounts: 180

## Business model

- Compensation: % of AUM, Hourly, Fixed, Performance
- Clients served: Individuals, High net worth, Investment cos

## Officers, owners & control persons (2)

| Name | Role | Location |
| --- | --- | --- |
| Jacob Ira Milder | MANAGING MEMBER/CHIEF COMPLIANCE OFFICER | — |
| MILDER JACOB IRA | MANAGING MEMBER/CHIEF COMPLIANCE OFFICER | — |


## Private funds (7)

| Fund | Type | Formed | Owners | GAV | Min investment |
| --- | --- | --- | --- | --- | --- |
| IRVING INVESTORS OSC SECONDARIES FUND, LLC | Private Equity Fund | Delaware | 99 | $40.0M | $40K |
| IRVING INVESTORS PRIVATES OSC XLII, LLC | Private Equity Fund | Delaware | 95 | $12.2M | $15K |
| IRVING INVESTORS PRIVATES OSC XXXVIII | Private Equity Fund | Delaware | 2 | $5.2M | $242K |
| IIP OSC XXX, A SERIES OF IRVING INVESTORS PRIVATES OSC, LLC | Private Equity Fund | Delaware | 65 | $4.0M | $20K |
| IRVING INVESTORS PRIVATES OSC XLIV, LLC | Private Equity Fund | Delaware | 3 | $4.0M | $1.5M |
| IRVING INVESTORS PRIVATES OSC XLIII LLC | Private Equity Fund | Delaware | 23 | $1.8M | $15K |
| IRVING INVESTORS PRIVATES OSC XL, LLC | Private Equity Fund | Delaware | 38 | $725K | $7K |


## Branch offices (2)

| City | State | Employees | Phone |
| --- | --- | --- | --- |
| — | — | 1 | (720) 515-6822 |
| — | — | 1 | (720) 515-6822 |


## Fund service providers (2)

- administrator: HIGHLANDS CPA, LLC — 5 funds
- administrator: UMB

## Related pages

- Form ADV Part 2 brochure: https://search.stillhousedata.com/firm/288019/brochure
- Similar advisers: https://search.stillhousedata.com/firm/288019/similar
- Related entities: https://search.stillhousedata.com/firm/288019/related
- SEC IAPD (source of record): https://adviserinfo.sec.gov/firm/summary/288019

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Source: public SEC Form ADV data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.