# SEAFLOOR MAPPING LIMITED (04623762)

> SEAFLOOR MAPPING LIMITED is an active private limited company (company number 04623762) incorporated on 23 December 2002, registered in Norwich. Its registered activity is other professional, scientific and technical activities n.e.c. (SIC 74909). Latest small accounts cover the period ending 31 December 2025, showing net assets of £2,389 and cash of £58k, with 2 employees on average. Net assets rose 45% on the prior period (£1,642).

- Status: Active
- Incorporated: 2002-12-23
- Registered office: Norwich, NR13 6RT
- SIC 74909: Other professional, scientific and technical activities n.e.c.
- Next accounts due: 2027-09-30
- Confirmation statement due: 2027-01-06
- Accounts type: TOTAL EXEMPTION FULL

By net assets it sits in the lower half of 7,714 comparable companies in Other (median £6,373, upper quartile £46k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2025-12-31 | £2,389 | £58k | — | £64k | — | — | 2 |
| 2024-12-31 | £1,642 | £61k | — | £64k | — | — | 2 |

current ratio 1.03; size band micro.

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

- Net assets above zero: Net assets £2,389 at 31 December 2025
- Net assets up 10% or more on the prior period: +45.5% vs prior period
- Cash at bank of £50,000 or more: Cash £57,690
- Incorporated five or more years ago: Incorporated 23 December 2002

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

## Persons with significant control

- Mr Mark David Crookes — owns 25–50% of shares; holds 25–50% of voting rights, since 2016-04-06
- Mrs Stephanie Jane Ellis — 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/04623762
HTML: https://firmoscan.com/company/04623762-seafloor-mapping-limited