Verified AccountantsUK firms, verified against the public record
Sigma Accountancy Limited website icon

Sigma Accountancy Limited

Accountant in London SE18

Verified & RegulatedTrust Score90/100Excellent

Companies House: 16123527209A Plumstead High Street, London, SE18 1HEData updated 07 Jul 2026

In the local market

Sigma Accountancy Limited is one of 4856 accountancy practices we verify in London. It advertises a wider range of services than most firms we list in London.

Verified Accountants assessment

Sigma Accountancy Limited is a UK limited company based in London, incorporated in 2024.

Public records confirm it is anti-money-laundering supervised by HMRC, up to date with its accounts (last filed 31 Dec 2025), and running a confirmed website. Its website shows it handles Small business, Self Assessment, VAT, and Payroll and works with FreeAgent.

How we verify →

Verification record and Trust Score

90/100

Trust Score

Excellent
Public record
AML supervised · HMRC
Active company
Filing compliant
Trading 1 year
Companies House ACSP
Professional qualification
  • ICAEW
  • ACCA
  • AAT
Contact
Website
Phone
Email

The Trust Score is the share of the applicable public signals we have verified, scored out of 100 - fully deterministic, never subjective. How it is scored, and every signal's points →

Companies HouseActiveno. 16123527 (opens in new tab)incorporated 2024Companies House · checked 07 Jul
Registered activity
  • SIC 69201 - Accounting and auditing
  • SIC 69202 - Bookkeeping
  • SIC 69203 - Tax consultancy
The business activity the firm registered with Companies House (its Standard Industrial Classification).Companies House · checked 07 Jul
Filing complianceAccounts and confirmation statement filed on timelast accounts 31 Dec 2025 (opens in new tab)Companies House · checked 07 Jul
Anti-money-launderingSupervised by HMRCMLR XNML00000204659By law, every UK accountant must be supervised for anti-money-laundering, by HMRC or an approved professional body. Being on the HMRC supervised register means this firm is monitored and operating legitimately.HMRC AML register · checked 20 Jul
Companies House ACSPAuthorised Corporate Service ProviderRegistered on the Companies House Authorised Corporate Service Provider list - permitted to file, and verify client identities, at Companies House on behalf of clients.Companies House · checked 25 Jul
Sources: Companies House (opens in new tab), HMRC AML register (opens in new tab)
Own this firm? Claim or enhance your listing. Get in touch to claim or update this listing

Good fit for

  • Works in FreeAgent
  • Handles Small business, Self Assessment, VAT and Payroll

Specialisms and services

Services
AccountantSmall businessSelf AssessmentVATPayrollBookkeepingLimited company accountsCIS
Software
FreeAgent

Message this firm

Send an enquiry and we will pass it to Sigma Accountancy Limited. No account needed - just your contact details and what you need help with.

We share your message with this firm to answer your enquiry.

People at Sigma Accountancy Limited

Persons with significant control (1)

  • Mr Habib-Ur-Rehman RehmanOwns 75-100% of shares, 75-100% of voting rights, Can appoint or remove directors

Source: Companies House register (opens in new tab).

Financials (as filed)

Companies House filing history (opens in new tab) | 2025
Net assets
-£13k
as at 31 Dec 2025
Cash at bank
£2.4k
as at 31 Dec 2025
Average employees
1
as at 31 Dec 2025
Full figures
As filed31 Dec 2025
Average employees1
Net assets-£12,840
Cash at bank£2,421
Shareholders equity-£12,840

Figures as reported in this firm's accounts filed at Companies House. Net assets is total assets less what the company owes; a figure below zero means recorded liabilities exceed assets. Small companies may file abbreviated accounts that omit turnover and profit. Public record, reproduced as facts.

Timeline

  1. 2024Company incorporated
  2. 2025Latest accounts filed
  3. 2026Verified on this directory

Frequently asked questions

Is Sigma Accountancy Limited a regulated accountant?

Yes. Sigma Accountancy Limited is supervised for anti-money-laundering by HMRC (registration XNML00000204659). Every UK accountant must be supervised for anti-money-laundering, by HMRC or an approved professional body, so this confirms the firm is authorised to practise and monitored for compliance.

What services does Sigma Accountancy Limited offer?

Based on its own website, Sigma Accountancy Limited offers Small business, Self Assessment, VAT, Payroll, Bookkeeping, and Limited company accounts. Confirm current services and availability with the firm before engaging. Message this firm →

How long has Sigma Accountancy Limited been established?

Sigma Accountancy Limited was incorporated at Companies House in 2024, so it has been on the register for about 2 years. A longer trading history is one sign of an established, accountable firm, though a newer firm is not necessarily less capable.

Does Sigma Accountancy Limited file its accounts on time?

Yes. According to Companies House, Sigma Accountancy Limited's most recent statutory accounts were filed by their due date. On-time filing is a basic sign that a company is being administered properly.

How do you verify Sigma Accountancy Limited?

We build this record only from public, authoritative sources - for this firm, Companies House and HMRC AML register, and stamp every claim with its source and the date we last checked it. We show only what we can verify and say so plainly when we cannot. How we verify →

How is the Trust Score calculated?

The Trust Score is fully deterministic: fixed points for public, verified signals - an active company, anti-money-laundering supervision, filing compliance, a confirmed website and trading history. Sigma Accountancy Limited scores 90/100. Nothing in the score is subjective, and every rule is listed on this page. How we verify →

Explore nearby

Weighing up your options?

Compare every verified accountant in London

Prefer a Xero specialist?

Need payroll sorted too?

Choosing an accountant