# MASECO LLP

MASECO LLP of LONDON is an SEC-registered investment adviser.

## Registration

- CRD: 147686
- Type: SEC-registered investment adviser
- SEC file number: 801-69385
- Location: THE KODAK, 11 KEELEY STREET, LONDON, WC2B 4BA
- Phone: +44 20 7043 0455
- Latest filing: 2026-07-31
- Regulatory AUM: $5.0B
- Discretionary AUM: $3.7B
- Non-discretionary AUM: $1.3B
- Clients: 129
- Accounts: 5,421

## Business model

- Compensation: % of AUM
- Clients served: Individuals, High net worth, Corporations

## Officers, owners & control persons (41)

_Showing 25 of 41 people._

| Name | Role | Location |
| --- | --- | --- |
| Andrew Benson | PARTNER | Lincoln, NE |
| Peter Alex Mallouk | TRUSTEE | — |
| James Robert Dundas Sellon | MANAGING DIRECTOR, UK AND EUROPE; MANAGING PARTNER; MANAGING PARTNER, FINANCIAL ADVISOR | — |
| Joshua Eli Matthews | MANAGING DIRECTOR, UK AND EUROPE; MANAGING PARTNER | — |
| David Rory Dorman | PARTNER; PARTNER, FINANCIAL ADVISOR | — |
| Henry Quentin Alexander Findlater | PARTNER; PARTNER, FINANCIAL ADVISOR | — |
| James Walkden Parker | FOREIGN LIMITED COMPANY | — |
| Torgeir Flonaes | PARTNER | — |
| Andrea Lauren Solana | PARTNER | — |
| Edward Alistair Howison | PARTNER | — |
| Marc Simon Cane | CHIEF COMPLIANCE OFFICER | — |
| Patrick Adam Bowen | PARTNER | — |
| Kyle Daniel Mcclellan | PARTNER | — |
| Charles George Oliver Cutting | PARTNER | — |
| Stephen Duffy Johnson | PARTNER | — |
| Cormac Ronan Aidan Naughten | PARTNER | — |
| Damian Barry | PARTNER | — |
| Adrian David Edwards | PARTNER | — |
| Joshua E Matthews | MANAGING PARTNER, FINANCIAL ADVISOR | — |
| EICHHORN ALEXANDER WILLIAM RIPOLL | CHIEF MARKETING OFFICER; CHIEF OPERATING OFFICER; CHIEF OPERATING OFFICER AND CHIEF COMPLIANCE OFFICER | — |
| SELLON JAMES | MANAGING PARTNER | — |
| SOLANA ANDREA LAUREN | PARTNER | — |
| MATTHEWS JOSHUA E | MANAGING PARTNER; MANAGING PARTNER, FINANCIAL ADVISOR; OWNER | — |
| SELLON JAMES ROBERT DUNDAS | MANAGING PARTNER, FINANCIAL ADVISOR; MANAGING PARTNER, FINANCIAL ADVISOR, CHIEF COMPLIANCE OFFICER | — |
| MASSEY KATHARINE MEAD | CHIEF OPERATING OFFICER; PARTNER | — |


## Disclosures (1)

| Initiated | Type | Allegations | Status | Amount |
| --- | --- | --- | --- | --- |
| 2018-09-18 | regulatory | ON SEPTEMBER 18, 2018, THE SEC INSTITUTED A SETTLED ORDER AGAINST CREATIVE PLANNING, INC. ("CPI") AND PETER A. MALLOUK, THE FIRM'S PRESIDENT AND MAJORITY OWNER. CREATIVE PLANNING DISTRIBUTED HUNDREDS OF RADIO ADVERTISEMENTS THAT CONTAINED PROHIBITED CLIENT TESTIMONIALS. THE RADIO STATION DJ HAD BECO… | Final | $200K |


## Related pages

- Form ADV Part 2 brochure: https://search.stillhousedata.com/firm/147686/brochure
- Similar advisers: https://search.stillhousedata.com/firm/147686/similar
- Related entities: https://search.stillhousedata.com/firm/147686/related
- SEC IAPD (source of record): https://adviserinfo.sec.gov/firm/summary/147686

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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.