Verified AccountantsUK firms, verified against the public record

Base Associates Limited

Accountant in London W1H

Trust Score52/100Fair

Companies House: 0237515020-21 Cato Street, London, W1H 5JQData updated 07 Jul 2026

Verified Accountants assessment

Base Associates Limited is a UK limited company based in London, incorporated in 1989 and trading for 37 years.

Public records confirm it is up to date with its accounts (last filed 30 Sep 2025) and running a confirmed website.

We have not yet confirmed a phone number for this firm. We add these once we can verify a firm's own website, and if this is your practice you can complete its listing.

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Verification record and Trust Score

52/100

Trust Score

Fair
Public record
AML supervisedpending
Active company
Filing compliant
Trading 37 years
Professional qualification
  • ICAEW
  • ACCA
  • AAT
Contact
Websitepending
Phonepending
Emailn/a

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. 02375150 (opens in new tab)incorporated 1989Companies House · checked 07 Jul
Registered activity
  • SIC 69201 - Accounting and auditing
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 30 Sep 2025 (opens in new tab)Companies House · checked 07 Jul
Sources: Companies House (opens in new tab)
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Addresses

Registered office Companies House
20-21 Cato Street, London, W1H 5JQ
Office Google Business Profile
6 Auckland St, London, SE11 5AD

The registered office is the firm's address on the Companies House register; the office is the trading address on its confirmed Google Business Profile. They can differ.

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This profile currently shows verified public records only. If you run Base Associates Limited, add your website, the services you offer and your opening hours to complete your verified listing - it is free.

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People at Base Associates Limited

Persons with significant control (2)

  • Mr Robert Charles RosenthalOwns 50-75% of shares, 50-75% of voting rights
  • Mrs Kathryn RosenthalOwns 25-50% of shares, 25-50% of voting rights

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

Timeline

  1. 1989Company incorporated
  2. 2025Latest accounts filed
  3. 2026Verified on this directory

Frequently asked questions

Where is Base Associates Limited based?

Base Associates Limited's registered office is 20-21 Cato Street, London, W1H 5JQ, but it trades from 6 Auckland St, London, SE11 5AD (from its confirmed Google Business Profile). A registered office is the address on the Companies House register and can differ from where a firm actually works.

How long has Base Associates Limited been established?

Base Associates Limited was incorporated at Companies House in 1989, so it has been on the register for about 37 years. A longer trading history is one sign of an established, accountable firm, though a newer firm is not necessarily less capable.

Does Base Associates Limited file its accounts on time?

Yes. According to Companies House, Base Associates 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 Base Associates Limited?

We build this record only from public, authoritative sources - for this firm, Companies House, 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. Base Associates Limited scores 52/100. Nothing in the score is subjective, and every rule is listed on this page. How we verify →

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