Thornburg Investment Management (UK) Limited

Reference number: 1030390

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Appointed representative

This firm does not hold FCA authorisation of its own, and acts under a principal firm, which is legally responsible for its regulated business.

Responsible principal firm

Robert Quinn Advisory LLP Reference number: 548030 Authorised View firm →
What does this mean?
  • An appointed representative (AR) can carry out regulated financial services, but is not directly authorised by the FCA. A principal firm holds the authorisation and is legally responsible for the AR's conduct.
  • THORNBURG INVESTMENT MANAGEMENT (UK) LIMITED (FRN 1030390) is an AR of Robert Quinn Advisory LLP (FRN 548030). When you use THORNBURG INVESTMENT MANAGEMENT (UK)'s services, the FCA authorisation sits with the principal firm.
  • Example: if you take financial advice from THORNBURG INVESTMENT MANAGEMENT (UK), complaints and compensation usually follow the same rules as dealing with the principal, but this depends on the product and your circumstances.
  • Before you proceed, confirm contact details match the official FCA register for both firms. Scammers sometimes clone legitimate AR names and FRNs but use fake phone numbers and websites.

Website, phone number and address

Compare these against whatever you were given. Scammers clone real firm names and reference numbers but use their own phone number and website, so a detail that does not match the register is the clearest warning sign there is.

  • No website on the FCA register

  • Phone number

    +1 505 467 7462

  • Address

    WARNFORD COURT, Suite 403-404, 29 THROGMORTON STREET,, LONDON, City Of London, EC2N 2AT, United Kingdom

In the full report: 2 background checks

  • What kind of line +1 505 467 7462 is
  • Who else gives the postcode EC2N 2AT
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FCA permissions and consumer protection

  • Protection through the principal firm
    Protection works through Robert Quinn Advisory LLP, the principal firm responsible for this firm's regulated activity. FSCS cover and the Financial Ombudsman Service apply as they would to the principal.
  • Complaints Ombudsman, free
    You can refer a complaint about this firm to the Financial Ombudsman Service for free, whichever activity it relates to.

FCA disciplinary action and complaints

No FCA disciplinary action.

The Financial Ombudsman Service only publishes complaint figures for firms with 30 or more new complaints in six months, so there are none here for this firm.

Companies House record

The company behind the firm: its status, age, registered office and directors.

Company number
16202795
Company status
Active
Company type
Private limited company
Incorporated
23 January 2025 (1 year old)
Registered office
C/O Buzzacott Llp, 130 Wood Street, London, EC2V 6DL, United Kingdom
Nature of business
  • Financial intermediation not elsewhere classified (SIC 64999)

Directors and company secretaries

Name Role Born Appointed Other companies
Jonathan David Schuman Director Oct 1971 23 Jan 2025 None
Nimish Bhatt Director Jun 1963 2 Jan 2026 None
Jonathan Dawson Director Apr 1980 2 Jan 2026 None

In the full report: every company its directors have run

  • Confirmation that these 3 directors run no other company
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Filed accounts and finances

Year to 31 December 2025Full accountsNot audited

Turnover

£1.11m

No earlier figure to compare

Profit before tax

£101k

No earlier figure to compare

Net assets

£451k

No earlier figure to compare

Cash at bank

£323k

No earlier figure to compare

About these figures
Turnover
Money taken from sales in the year, before any costs.
Profit before tax
What was left after the year’s costs, before corporation tax. A minus figure is a loss.
Net assets, or total equity
Everything the company owns minus everything it owes. A minus figure means it owes more than it owns.
Total assets and total liabilities
Everything the company owns, and everything it owes, on the last day of the year. The gap between them is its net assets.
Cash at bank
Money in the company’s accounts on the last day of the year.
Owed within a year, owed after a year
Debts and bills due in the next twelve months, and those due later.

Accounts filed at Companies House for company 16202795. Every figure is as filed, apart from total assets and total liabilities, which are added up from filed figures. Nothing is estimated.

Key dates in its history

Thornburg Investment Management (UK)’s history from the FCA register and Companies House, newest first.

Key events (3) All events (6)

2025

7 April 2025

  • Became an appointed representative

FCA register

23 January 2025

  • Incorporated at Companies House
  • Garrett Thornburg took control (75–100% of shares)

Companies House

In the full report: all 6 events

  • All 6 events in its history (3 shown here)
  • Every director appointment and resignation: 3
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Firms like Thornburg Investment Management (UK)

Other firms of the same type (financial adviser), nearest first.

In London

SIX Financial Information UK LimitedLondonAppointed representativeBarrenjoey Investment Management (UK) LimitedLondonAppointed representativeMoonfare UK LimitedLondonAppointed representativeAlpha FX Institutional LimitedLondonAppointed representativeLCP Capital Solutions LimitedLondonAppointed representativeBrighton Park Capital UK LimitedLondonAppointed representative

Firms are listed by type and location, best known first. Being listed is not a recommendation: check any firm before you deal with it.

Get the full report on Thornburg Investment Management (UK)

Everything on this page, plus everything locked above, in one dated PDF you can keep, file or send on.

  • Every company its directors have run, named
  • 2 background checks on its contact details
  • All 6 events in its history

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Frequently asked questions about this firm

Is Thornburg Investment Management (UK) Limited FCA authorised?
Thornburg Investment Management (UK) Limited (FRN 1030390) is not directly authorised. It is an appointed representative acting under the responsibility of a directly authorised principal firm.
What does appointed representative mean for Thornburg Investment Management (UK)?
An appointed representative (AR) can carry out regulated financial services, but is not directly authorised by the FCA. A principal firm holds the authorisation and is legally responsible for the AR's conduct. Thornburg Investment Management (UK) Limited (FRN 1030390) is an AR of Robert Quinn Advisory LLP (FRN 548030). When you use Thornburg Investment Management (UK)'s services, the FCA authorisation sits with the principal firm. Example: if you take financial advice from Thornburg Investment Management (UK), complaints and compensation usually follow the same rules as dealing with the principal, but this depends on the product and your circumstances. Before you proceed, confirm contact details match the official FCA register for both firms. Scammers sometimes clone legitimate AR names and FRNs but use fake phone numbers and websites.
What is Thornburg Investment Management (UK)’s phone number?
The FCA register lists the phone number +1 505 467 7462 for Thornburg Investment Management (UK). If you were given different contact details, use these to check with the firm before going any further.
Is Thornburg Investment Management (UK) a scam or clone?
Thornburg Investment Management (UK) is a genuine FCA-listed firm, and the FCA has published no warnings about fake versions of it. Scammers do copy real firms, though, so check that any contact details you were given match the ones on the register.
Is my money safe with Thornburg Investment Management (UK)?
Protection works through Robert Quinn Advisory LLP, the principal firm responsible for Thornburg Investment Management (UK)'s regulated activity. FSCS cover and the Financial Ombudsman Service apply as they would to the principal.
Who owns Thornburg Investment Management (UK)?
Companies House lists one person with significant control of Thornburg Investment Management (UK): Mr Garrett Thornburg (75–100% of shares).
Who runs Thornburg Investment Management (UK)?
Companies House lists 3 directors of Thornburg Investment Management (UK): Jonathan David Schuman, Nimish Bhatt and Jonathan Dawson.
How long has Thornburg Investment Management (UK) been in business?
The company was formed on 23 January 2025.
What do Thornburg Investment Management (UK)’s latest accounts show?
Its latest accounts, to 31 December 2025, show turnover of £1.11m (no earlier figure to compare) and profit before tax of £101k (no earlier figure to compare).

Sources and links

The full report on Thornburg Investment Management (UK) Limited

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