Active05256308Private limited companyHampshire

PROLIX LIMITED

Significant control: Colin Upstill (25–50%), Kim Upstill (25–50%)

Companies HouseCompanies House

From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms

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Registered activity: Other professional, scientific and technical activities n.e.c. (SIC 74909). We’re building product and service lists for UK companies. Get this one when it’s ready.

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01

Summary

Generated from filed data · no estimates

PROLIX LIMITED is an active private limited company (company number 05256308) incorporated on 12 October 2004, registered in Hampshire. Its registered activity is other professional, scientific and technical activities n.e.c. (SIC 74909). Latest small accounts cover the period ending 30 April 2026, showing net assets of £16k and cash of £17k, with 2 employees on average. Net assets fell 21% on the prior period (£20k).

Peer position · net assets

By net assets it sits in the upper half of 544 comparable companies in Southampton (median £9,357, upper quartile £51k).

02

Ownership and control

2 active
  • Dr Colin Upstill
    Individual · since 6 April 2016
    • owns 25–50% of shares
  • Mrs Kim Upstill
    Individual · since 6 April 2016
    • owns 25–50% of shares

Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents. Directors and secretaries: see the officers list at Companies House.

03

Key dates

Incorporated
12 October 200422 yrs ago
Next accounts due
30 January 2028in 464 days
Confirmation statement due
26 October 2027in 368 days

Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.

04

Activity

SIC 74909
Other professional, scientific and technical activities n.e.c.
Accounts type
Total Exemption Full
Size band
MicroCompanies Act thresholds
05

Financials

2 periods on record · latest ending 30 April 2026
Net assets
£16k
−21%vs Oct 2024
Cash at bank
£17k
−21%vs Oct 2024
Turnover
Not reported
Employees
2
No changevs Oct 2024
Net assets
£16k
Cash at bank
£17k
Average employees
2
Filed accounts by period, newest first
Period endNet assetsCashDebtorsCreditors <1yTurnoverProfitEmployees
30 April 2026£16k£17k—£1,088——2
31 October 2024£20k£22k—£1,302——2
Current ratio15.89Current assets ÷ creditors within one year
Cash per employee£8,572Cash ÷ average employees

Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.

06

Filing and accounts signals

Facts from the register · no rating
  • Net assets above zeroNet assets £16,200 at 30 April 2026
  • Current assets at least 1.5× creditors within one yearCurrent ratio 15.89
  • Incorporated five or more years agoIncorporated 12 October 2004

Neutral facts read from the register and filed accounts, each with its evidence. They are not a rating, a prediction or advice, and may be incomplete or out of date. How each signal is derived.

07

Timeline

Newest first
  1. Next accounts duein 464 days
  2. Confirmation statement duein 368 days
  3. Accounts period endNet assets £16k · small accounts
  4. Accounts period endNet assets £20k · small accounts
  5. Incorporated
08

Similar companies in Southampton

Same activity (other professional, scientific and technical activities n.e.c.), closest in incorporation date
09

Reminders for PROLIX LIMITED

Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.

Source: Companies House register, snapshot 2026-08-31; accounts from the Companies House accounts data product. Open Government Licence v3.0. View on Companies House. Methodology · About · Markdown.