Cantillon Capital Management Llp
- Regulatory AUM
- $22.8B
- Discretionary
- $22.8B
- Clients
- 2
- Avg AUM / client
- $11.4B
- Accounts
- 18
- Employees
- 11
AUM over time
Annual snapshots from Form ADV filings · as of Mar 26, 2026
Who they serve
| Client type | Clients | AUM | % of AUM |
|---|---|---|---|
| Pooled investment vehicles (non-investment companies) | 2 | $14.0B | 61.6% |
| Pension and profit sharing plans | Fewer than 5 clients | $1.1B | 5.02% |
| Charitable organizations | Fewer than 5 clients | $2.1B | 9.43% |
| State or municipal government entities | Fewer than 5 clients | $4.3B | 18.7% |
| Insurance companies | Fewer than 5 clients | $255M | 1.12% |
| Sovereign wealth funds and foreign official institutions | Fewer than 5 clients | $458M | 2.01% |
| Corporations and other businesses | Fewer than 5 clients | $482M | 2.12% |
Private funds (1)
Reported in Form ADV Section 7.B.(1), filing of Mar 2024 · $7.4B combined gross assets
| Fund | Type | Domicile | Gross assets | Owners |
|---|---|---|---|---|
| Cantillon Funds Plc | Other Private Fund | Ireland | $7.4B | 308 |
Nonprofit clients
Charities that reported this firm as a top-paid contractor (investment services) on Form 990.
| Charity | Location | Period |
|---|---|---|
| University Of Wisconsin Foundation EIN 390743975 | Madison, WI | 06/30/2024 |
People (2)
| Name | Role / title | Credentials | With firm since | Ownership |
|---|---|---|---|---|
| Vonmueffling, William, Alexander | Sole Shareholder | Mar 2003 (23y) | 75% or more of Cantillon Inc. (indirect) | |
| Aarons, Kevin, Shawn | Chief Executive Officer, Chief Operating Officer & Chief Compliance Officer | Jul 2016 (10y) | Less than 5% |
Entity owners (Schedule A/B)
| Entity | Title / status | Since | Sch. | Ownership |
|---|---|---|---|---|
| Cantillon Capital Limited | Managing Partner ('General Partner') | May 2003 | A | 75% or more |
| Cantillon Management Lp | Sole Member | Feb 2003 | B | 75% or more of Cantillon Capital Management Llc (indirect) |
| Cantillon Capital Management Llc | Sole Shareholder | May 2003 | B | 75% or more of Cantilon Capital Limited (indirect) |
| Cantillon Inc. | General Partner | Mar 2003 | B | GP / trustee / elected manager of Cantillon Management Lp (indirect) |
Undisclosed: 0% – 25% of the firm is not attributable from the filed Schedule A bands.
Roster from the IAPD representatives feed; ownership and acquisition dates from Form ADV Schedule A/B. "Since" is the earliest filed registration or acquisition date.
Private funds (1, $7.4B gross assets)
| Fund | Type | Gross assets | Min. investment | Owners |
|---|---|---|---|---|
| Cantillon Funds Plc | Other Private Fund | $7.4B | $10.0M | 308 |
From Form ADV Section 7.B private fund reporting.
Foundations & charities (1)
| Organization | Type | Assets | As of |
|---|---|---|---|
| University Of Wisconsin Foundation | Public charity | $5.8B | 06/30/2024 |
From IRS Form 990 investment-management-fee disclosures.
Documents (1 archived)
| Form | Period | Size | |
|---|---|---|---|
| Form ADV (full filing) | 03/26/2026 | 1.28 MB | View · PDF · Source ↗ |
Archived copies of the firm's regulatory filings, versioned by content hash.
Disciplinary disclosures
No disciplinary events reported on the firm's latest Form ADV filing.
How they charge
- • Percentage of assets under management
- • Performance-based fees
Services
- • Portfolio management for pooled investment vehicles
- • Portfolio management for businesses/institutional clients
Custody
Reported custodians
- State Street $4.2B (18% of AUM) Mar 2026
- Northern Trust $2.0B (9% of AUM) Mar 2026
- BNY Mellon $1.6B (7% of AUM) Mar 2026
- J.P. Morgan $1.1B (6% of AUM) Mar 2021
Amounts as reported in ADV Item 5.K.(3) (custodians holding 10%+ of SMA assets).
Firm reports it does not have custody of client funds or securities (Item 9.A).
Source
All data on this page comes from this firm's Form ADV filings, reproduced without modification. Latest filing: Mar 26, 2026.
View current Form ADV (SEC/IAPD) ↗