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.
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No website on the FCA register
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Phone number
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Address
27 King's Mews, London, WC1N 2JB, United Kingdom
In the full report: 2 background checks
- What kind of line 020 3778 1852 is
- Who else gives the postcode WC1N 2JB
FCA permissions and consumer protection
- Give regulated advice FSCS may applyA claim for unsuitable advice is itself FSCS-protected, up to the limit that applies to the product you were advised on.
- Investments & pensions FSCS may applyEligible investment and pension claims are typically FSCS-protected up to £85,000 per person, depending on the product and your circumstances.
- Complaints Ombudsman, freeYou can refer a complaint about this firm to the Financial Ombudsman Service for free, whichever activity it relates to.
Show FCA detail (1 permission)
- Advising on investments (except on Pension Transfers and Pension Opt Outs)
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
- 09535231 (opens Companies House in a new tab)
- Company status
- Active
- Company type
- Private limited company
- Incorporated
- 10 April 2015 (11 years old)
- Registered office
- 27 King's Mews, London, WC1N 2JB, England
- Nature of business
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- Other business support service activities not elsewhere classified (SIC 82990)
Directors and company secretaries
| Name | Role | Born | Appointed | Other companies |
|---|---|---|---|---|
| Sergio Montalcini | Director | May 1958 | 22 Jul 2015 | None |
| Marianna Ranalli | Director | Oct 1969 | 19 Aug 2015 | None |
| Dario Fuschetto | Director | Jun 1965 | 30 Jul 2019 | 10 other companies |
| Nicolas Jean Francois-Marie Maiques | Director | Apr 1976 | 24 Nov 2025 | None |
| Mario Montalcini | Director | Jul 1963 | 22 Jun 2026 | None |
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
- 10
- closed down
- 1
- still active
- 9
In the full report: all 10 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
- All 7 people who have ever been directors, with their dates
Filed accounts and finances
Net assets
£371k
+4.5% from £355k
Cash at bank
£120k
+148% from £48.4k
Employees (average)
12
Same as 12
Owed within a year
£446k
+30% from £344k
No turnover or profit for the year to 31 December 2025: the accounts print them but do not tag them. The last tagged figures are £1.11m turnover and £34.6k profit, for the year to 31 December 2019.
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
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 09535231. 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
Sigmafield’s history from the FCA register and Companies House, newest first.
2016
1 June 2016
- Sergio Montalcini took control (75–100% of shares)
Companies House
12 April 2016
- Regulated by the FCA from this date
- Became authorised by the FCA
FCA register
2015
10 April 2015
- Incorporated at Companies House
Companies House
In the full report: all 14 events
- All 14 events in its history (4 shown here)
- Every director appointment and resignation: 8
Firms like Sigmafield
Other firms of the same type (financial adviser), nearest first.
In London
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 Sigmafield
Everything on this page, plus everything locked above, in one dated PDF you can keep, file or send on.
- 10 other companies its directors have run, named
- 2 background checks on its contact details
- 7 years of accounts, charted
- All 14 events in its history
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Frequently asked questions about this firm
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Sources and links
- Its entry on the FCA register register.fca.org.uk
- Its Companies House record gov.uk
- Check your FSCS cover fscs.org.uk
- Complaints the Financial Ombudsman Service can help with financial-ombudsman.org.uk
- Report a scam to the FCA fca.org.uk