Osttra Sef Limited

Reference number: 472944

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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, 1 thing worth a closer look

  • When osttra.com first appeared online, and whether it can receive email
  • What kind of line 020 7818 9000 is
  • Who else gives the postcode E1 6PW
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Other names (3)

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

  • EBS Global Facility Limited Former name
  • My Treasury Limited Former name
  • NEX SEF Limited Former name

FCA permissions and consumer protection

  • 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)
  • Arranging (bringing about) deals in investments
  • Making arrangements with a view to transactions in investments
  • Operating a Multilateral Trading Facility (MTF)

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
06292563
Company status
Active
Company type
Private limited company
Incorporated
26 June 2007 (19 years old)
Registered office
London Fruit And Wool Exchange, 1 Duval Square, London, E1 6PW, England
Nature of business
  • Activities auxiliary to financial intermediation not elsewhere classified (SIC 66190)

Directors and company secretaries

Name Role Born Appointed Other companies
Timothy Stix Bitsberger Director Oct 1959 9 Dec 2020 None
Deborah Lucas Director May 1958 9 Dec 2020 None
Erik Petri Director Apr 1981 10 Oct 2025 None
Guy Warren Simpson Rowcliffe Director Feb 1965 10 Oct 2025 6 other companies
Kirston Gareth Winters Director Apr 1978 10 Oct 2025 10 other companies
Robert Garwell Secretary Not published 10 Oct 2025 –

Other companies run by these 5 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
11
still active
11
are FCA-registered
2

In the full report: all 11 companies, named

  • What each company does, and whether it is still trading
  • Which of these 5 directors sit on each board, and since when
  • Any that went into liquidation or administration
  • The 2 on the FCA register
  • The 5 companies these 5 directors run together
  • All 25 people who have ever been directors, with their dates
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Key dates in its history

Osttra Sef’s history from the FCA register and Companies House, newest first.

Key events (11) All events (58)

2025

4 November 2025

  • Changed its registered name from "NEX SEF Limited"

FCA register

10 October 2025

  • Nex Markets Limited gave up control
  • Osttra Holdings Limited took control (75–100% of shares)

Companies House

2017

14 February 2017

  • Changed its registered name from "EBS Global Facility Limited"

FCA register

2016

6 April 2016

  • Nex Markets Limited took control (75–100% of shares)

Companies House

18 March 2016

  • Changed its registered name from "My Treasury Limited"

FCA register

2014

25 September 2014

  • Board replaced: both directors left and 3 new directors took over

Companies House

2013

1 April 2013

  • Regulated by the FCA from this date

FCA register

2008

2 January 2008

  • Became authorised by the FCA

FCA register

2007

6 December 2007

  • Regulated by the Financial Services Authority from this date

FCA register

26 June 2007

  • Incorporated at Companies House

Companies House

In the full report: all 58 events

  • All 58 events in its history (11 shown here)
  • Every director appointment and resignation: 45
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Firms connected to Osttra Sef

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

connected firm
1
share a director
1
share its postcode
1

In the full report: the connected firm, named

  • How it is linked: shared directors (1), the same postcode (1)
  • Who links it to this firm: the named directors, with dates
  • 1 past link through former directors
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Get the full report on Osttra Sef

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

  • 11 other companies its directors have run, named
  • 3 background checks on its contact details, 1 flagged
  • All 58 events in its history
  • 1 connected firm, named, and who links them

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Frequently asked questions about this firm

Is Osttra Sef Limited FCA authorised?
Yes, Osttra Sef Limited (FRN 472944) is authorised by the FCA to carry out regulated activities. It has held its current authorisation since January 2008. The FCA has placed no limits on its permissions.
What is Osttra Sef’s phone number and website?
The FCA register lists the phone number 020 7818 9000 and the website osttra.com/nex-sef for Osttra Sef. If you were given different contact details, use these to check with the firm before going any further.
Is Osttra Sef a scam or clone?
Osttra Sef 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 Osttra Sef?
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 Osttra Sef to the Financial Ombudsman Service, free of charge.
Who owns Osttra Sef?
Osttra Sef is owned by Osttra Holdings Limited, which holds 75–100% of shares, 75–100% of votes and can appoint and remove the board, since 10 October 2025. Before that, it was controlled by Nex Markets Limited.
Who runs Osttra Sef?
Companies House lists 5 directors of Osttra Sef: Timothy Stix Bitsberger, Deborah Lucas, Erik Petri, Guy Warren Simpson Rowcliffe and Kirston Gareth Winters.
How long has Osttra Sef been in business?
The company was formed on 26 June 2007, and has held its current FCA authorisation since January 2008.
Does Osttra Sef use any other names?
It has previously used 3 other names: EBS Global Facility Limited, My Treasury Limited and NEX SEF Limited.

Sources and links

The full report on Osttra Sef Limited

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