# WILLIAM BLAIR MEZZANINE CAPITAL PARTNERS III LLC

WILLIAM BLAIR MEZZANINE CAPITAL PARTNERS III LLC of CHICAGO, IL is an SEC-registered investment adviser.

## Registration

- CRD: 108732
- Type: SEC-registered investment adviser
- SEC file number: 801-56659
- Location: 222 W ADAMS ST, CHICAGO, IL, 60606
- Phone: 312-236-1600
- Latest filing: 2004-04-19
- Regulatory AUM: $311.0M
- Discretionary AUM: $311.0M
- Clients: 11
- Accounts: 1

## Officers, owners & control persons (8)

| Name | Role | Location |
| --- | --- | --- |
| [CAMPION MICHAEL FRANCIS](https://search.stillhousedata.com/person/728878) | MEMBER | — |
| [MCKINNEY JAMES DENNIS](https://search.stillhousedata.com/person/737294) | INVESTMENT COMMITTEE MEMBER | — |
| [KAYSER JOHN PAUL](https://search.stillhousedata.com/person/779355) | INVESTMENT COMMITTEE MEMBER | — |
| [SHIPP TERRANCE MICHAEL](https://search.stillhousedata.com/person/781217) | MEMBER, MANAGER | — |
| [WALFISH MARC JAY](https://search.stillhousedata.com/person/781218) | MEMBER, MANAGER | — |
| [MACKENZIE TIMOTHY JOHN](https://search.stillhousedata.com/person/781219) | MEMBER, MANAGER | — |
| [COOLIDGE EDGAR DAVID](https://search.stillhousedata.com/person/781221) | INVESTMENT COMMITTEE MEMBER | — |
| [JONES DAVID MATTHEW](https://search.stillhousedata.com/person/783667) | MEMBER | — |


## Related pages

- Form ADV Part 2 brochure: https://search.stillhousedata.com/firm/108732/brochure
- Similar advisers: https://search.stillhousedata.com/firm/108732/similar
- Related entities: https://search.stillhousedata.com/firm/108732/related
- SEC IAPD (source of record): https://adviserinfo.sec.gov/firm/summary/108732

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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.