Marten & Co Limited

Reference number: 581134

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Scammers have impersonated this firm. The FCA has published 1 warning naming the fake phone numbers, emails and websites they used. See the warnings →

Authorised by the FCA

This firm is on the FCA register and authorised to carry out regulated activities.

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.

In the full report: 3 background checks

  • When quoteddata.com first appeared online, and whether it can receive email
  • What kind of line 020 3691 9431 is
  • Who else gives the postcode EC2V 7AY
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Other names (3)

If you were contacted under any of these names, it is this firm.

  • QuotedData Trading name
  • Sapient Research Ltd Former name
  • Sapient Research Former trading name

Warning

Scammers have impersonated this firm

Fraudsters have used this firm's name or details with their own contact information to appear genuine. Check whatever you were given below, and against the firm's real details above.

Fake websites (1)
  • buy.bestbonds-uk.com
The FCA warning these came from

Scammers change these details often. Always check the live FCA warning.

FCA permissions and consumer protection

  • Give regulated advice FSCS may apply
    A claim for unsuitable advice is itself FSCS-protected, up to the limit that applies to the product you were advised on.
  • Manage or trade investments FSCS may apply
    Eligible investment and pension claims are typically FSCS-protected up to £85,000 per person, depending on the product and your circumstances.
  • Complaints Ombudsman, free
    You can refer a complaint about this firm to the Financial Ombudsman Service for free, whichever activity it relates to.
Show FCA detail (3 permissions)
  • Advising on investments (except on Pension Transfers and Pension Opt Outs)
  • Arranging (bringing about) deals in investments
  • Making arrangements with a view to transactions in investments

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.

The clone warnings above are scammers using this firm's name, not something the firm has done.

Companies House record

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

Company number
07981621
Company status
Active
Company type
Private limited company
Incorporated
8 March 2012 (14 years old)
Registered office
2nd Floor Heathmans House, 19 Heathmans Road, London, SW6 4TJ, England
Nature of business
  • Activities auxiliary to financial intermediation not elsewhere classified (SIC 66190)

Directors and company secretaries

Name Role Born Appointed Other companies
James Henry Carthew Director Jul 1966 8 Mar 2012 3 other companies
Edward John Marten Director Jul 1979 4 Jun 2013 None
James Henry Carthew Secretary Not published 31 Dec 2015 –

Other companies run by these 2 directors

A firm is run by people, and their other companies are their track record: what they built, what closed, and anything that failed. It is the check most people never think to make.

other companies
3
closed down
1
still active
2

In the full report: all 3 companies, named

  • What each company does, and whether it is still trading
  • Which of these 2 directors sit on each board, and since when
  • Any that went into liquidation or administration
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Filed accounts and finances

Year to 31 December 2025Full accountsNot audited

Net assets

£734k

+41% from £521k

Cash at bank

£1.26m

−12% from £1.44m

Employees (average)

12

Same as 12

Owed within a year

£1.02m

−33% from £1.51m

Assets and liabilities

In the full report: all 7 years of accounts

  • Every year from 2019 to 2025
  • The chart, over every year
  • Every filed figure, year by year
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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 07981621. 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

Marten & Co’s history from the FCA register and Companies House, newest first.

Key events (9) All events (17)

2019

10 July 2019

  • FCA warned the public about a scam impersonating this firm

FCA warning list

2018

4 April 2018

  • James Carthew stopped being a part-owner

Companies House

2016

1 July 2016

  • Edward John Marten took control (75–100% of shares)
  • James Carthew became a part-owner (25–50% of shares)

Companies House

2013

13 August 2013

  • Changed its registered name from "Sapient Research Ltd"

FCA register

1 April 2013

  • Regulated by the FCA from this date

FCA register

2012

3 July 2012

  • Regulated by the Financial Services Authority from this date
  • Became authorised by the FCA

FCA register

8 March 2012

  • Incorporated at Companies House

Companies House

In the full report: all 17 events

  • All 17 events in its history (9 shown here)
  • Every director appointment and resignation: 2
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Firms connected to Marten & Co

Other FCA-listed firms that share a director, phone number or address with Marten & Co. A link shows who the firm is tied to, not whether either can be trusted.

connected firms
2
share its postcode
2

In the full report: all 2 connected firms, named

  • How each is linked: the same postcode (2)
  • Who links each one: the named directors, with dates
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Firms like Marten & Co

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

In London

Ernst & Young LLPLondonAuthorisedGallagher (Administration & Investment) LimitedLondonAuthorisedGallagher Risk & Reward LimitedLondonAuthorisedKroll Securities LtdLondonAuthorisedCambridge Mercantile Risk Management (UK) LtdLondonAuthorisedCapita Pension Solutions LimitedLondonAuthorised

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 Marten & Co

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

  • 3 other companies its directors have run, named
  • 3 background checks on its contact details
  • 7 years of accounts, charted
  • All 17 events in its history
  • 2 connected firms, named, and who links them

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Frequently asked questions about this firm

Is Marten & Co Limited FCA authorised?
Yes, Marten & Co Limited (FRN 581134) is authorised by the FCA to carry out regulated activities. It has held its current authorisation since July 2012 and works as a financial adviser. The FCA has placed no limits on its permissions.
What is Marten & Co’s phone number and website?
The FCA register lists the phone number 020 3691 9431 and the website quoteddata.com for Marten & Co. If you were given different contact details, use these to check with the firm before going any further.
Is Marten & Co a scam or clone?
Scammers have impersonated Marten & Co: the FCA has published a warning about fake versions of it, using contact details that are not the firm's. Only trust the details the FCA register gives for Marten & Co, shown on this page.
Is my money safe with Marten & Co?
Its FCA permissions do not allow it to hold or control client money. It depends on the product, but eligible claims may be protected by the FSCS. You can also refer complaints about Marten & Co to the Financial Ombudsman Service, free of charge.
Who owns Marten & Co?
Companies House lists one person with significant control of Marten & Co: Mr Edward John Marten (75–100% of shares). Before that, it was controlled by Mr James Carthew.
Who runs Marten & Co?
Companies House lists 2 directors of Marten & Co: James Henry Carthew and Edward John Marten.
How long has Marten & Co been in business?
The company was formed on 8 March 2012, and has held its current FCA authorisation since July 2012.
What do Marten & Co’s latest accounts show?
Its latest accounts, to 31 December 2025, show net assets of £734k (+41% from £521k) and cash at bank of £1.26m (−12% from £1.44m).
Does Marten & Co use any other names?
It trades as QuotedData. It has previously used 2 other names: Sapient Research Ltd and Sapient Research.

Sources and links

The full report on Marten & Co Limited

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