# SANDBOX INVESTMENT MANAGEMENT, LLC

SANDBOX INVESTMENT MANAGEMENT, LLC of CHICAGO, IL is an SEC exempt reporting adviser.

## Registration

- CRD: 163451
- Type: SEC exempt reporting adviser
- SEC file number: 802-75424
- Location: 200 N. GREEN STREET, FLOOR 3, C/O SANDBOX INDUSTRIES, CHICAGO, IL, 60607
- Phone: 312-243-4100
- Latest filing: 2026-03-25

## Officers, owners & control persons (11)

| Name | Role | Location |
| --- | --- | --- |
| [Thomas Hawes](https://search.stillhousedata.com/person/70078) | MEMBER | Chicago, IL |
| [Matthew John Downs](https://search.stillhousedata.com/person/122882) | MANAGER | Maryland Heights, MO |
| [Nicholas Rosa](https://search.stillhousedata.com/person/489284) | MANAGER | Chicago, IL |
| [Annahita Haghgooie](https://search.stillhousedata.com/person/681573) | MEMBER | — |
| [BROWN JOHN F](https://search.stillhousedata.com/person/749049) | MEMBER, MANAGER | — |
| [SHAPIRO HARRY BERNARD](https://search.stillhousedata.com/person/841551) | MANAGER; MEMBER, MANAGER; MEMBER, MANAGER SANDBOX INDUSTRIES MANAGER, LLC | — |
| [ROSA NICHOLAS](https://search.stillhousedata.com/person/886315) | MANAGER; MEMBER, MANAGER; MEMBER, MANAGER SANDBOX INDUSTRIES MANAGER, LLC | — |
| [DOWNS MATTHEW JOHN](https://search.stillhousedata.com/person/886316) | MANAGER; MEMBER, MANAGER; MEMBER, MANAGER SANDBOX INDUSTRIES MANAGER, LLC | — |
| [ENGELBERG STEVEN](https://search.stillhousedata.com/person/890642) | MANAGER; MEMBER, MANAGER; MEMBER, MANAGER SANDBOX INDUSTRIES MANAGER, LLC | — |
| [HAGHGOOIE ANNAHITA](https://search.stillhousedata.com/person/892891) | MEMBER; MEMBER, SANDBOX INVESTMENT MANAGEMENT, LLC | — |
| [HAWES THOMAS](https://search.stillhousedata.com/person/892892) | MEMBER; MEMBER, SANDBOX INVESTMENT MANAGEMENT, LLC | — |


## Private funds (4)

| Fund | Type | Formed | Owners | GAV | Min investment |
| --- | --- | --- | --- | --- | --- |
| BLUECROSS BLUESHIELD VENTURE PARTNERS II, L.P. | Venture Capital Fund | Delaware | 24 | $64.7M | $2.0M |
| BLUECROSS BLUESHIELD VENTURE PARTNERS, L.P. | Venture Capital Fund | Delaware | 12 | $36.9M | $1.2M |
| SANDBOX ADVANTAGE FUND, L.P. | Venture Capital Fund | Delaware | 18 | $12.0M | $100K |
| SANDBOX CO-INVESTMENT FUND I, L.P. | Venture Capital Fund | Delaware | 2 | $11.1M | $100K |


## Fund service providers (2)

- administrator: ULTIMUS FUND SOLUTIONS LLC — 2 funds
- administrator: CARTA INVESTOR SERVICES, INC.

## Related pages

- Form ADV Part 2 brochure: https://search.stillhousedata.com/firm/163451/brochure
- Similar advisers: https://search.stillhousedata.com/firm/163451/similar
- Related entities: https://search.stillhousedata.com/firm/163451/related
- SEC IAPD (source of record): https://adviserinfo.sec.gov/firm/summary/163451

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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.