# MANTISSA LIMITED (01554587)

> MANTISSA LIMITED is an active private limited company (company number 01554587) incorporated on 3 April 1981, registered in Sidcup. Its registered activity is business and domestic software development (SIC 62012). Latest small accounts cover the period ending 30 April 2025, showing net assets of £123k and cash of £12k, with 1 employee on average. Net assets were unchanged on the prior period.

- Status: Active
- Incorporated: 1981-04-03
- Registered office: Sidcup, DA14 5DA
- SIC 62012: Business and domestic software development
- SIC 62020: Information technology consultancy activities
- SIC 85590: Other education n.e.c.
- Next accounts due: 2027-01-30
- Confirmation statement due: 2027-04-17
- Accounts type: TOTAL EXEMPTION FULL

By net assets it sits in the top quarter of 4,366 comparable companies in Greater London (median £1,196, upper quartile £29k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2025-04-30 | £123k | £12k | — | — | — | — | 1 |
| 2024-04-30 | £123k | £6,059 | — | — | — | — | 1 |

size band micro.

## Filing and accounts signals (facts, not a rating)

- Net assets above zero: Net assets £122,840 at 30 April 2025
- Incorporated five or more years ago: Incorporated 3 April 1981

How each signal is derived: https://firmoscan.com/methodology

## Persons with significant control

- Mrs Patricia Marion Kreitman — owns 25–50% of shares; holds 25–50% of voting rights, since 2016-04-06
- Mr Roger Andrew Kreitman — owns 25–50% of shares; holds 25–50% of voting rights, since 2016-04-06

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Source: Companies House register snapshot 2026-08-31, Open Government Licence v3.0. Information may have changed since that date and is not advice or a credit reference; check the official record before relying on it. Official record: https://find-and-update.company-information.service.gov.uk/company/01554587
HTML: https://firmoscan.com/company/01554587-mantissa-limited