# UNDERWATER DRONE SYSTEMS LIMITED (08210010)

> UNDERWATER DRONE SYSTEMS LIMITED is an active private limited company (company number 08210010) incorporated on 11 September 2012, registered in Darlington. Its registered activity is other professional, scientific and technical activities n.e.c. (SIC 74909). Latest small accounts cover the period ending 31 March 2025, with 0 employees on average.

- Status: Active
- Incorporated: 2012-09-11
- Registered office: Darlington, DL1 5RW
- SIC 74909: Other professional, scientific and technical activities n.e.c.
- Next accounts due: 2026-12-31
- Confirmation statement due: 2027-09-25
- Accounts type: TOTAL EXEMPTION FULL

There are 7,714 companies in other professional, scientific and technical activities n.e.c. in Other with filed accounts; the median reports net assets of £6,373 and is 12 years old.

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2025-03-31 | — | — | £40k | £3,275 | — | — | 0 |
| 2024-03-31 | — | — | £49k | £6,474 | — | — | 0 |

current ratio 12.29; size band micro.

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

- Current assets at least 1.5× creditors within one year: Current ratio 12.29
- Incorporated five or more years ago: Incorporated 11 September 2012

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

## Persons with significant control

- Tompkins Investments Limited (corporate-entity) — owns 75–100% of shares, since 2019-03-01

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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/08210010
HTML: https://firmoscan.com/company/08210010-underwater-drone-systems-limited