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Business and domestic software development · Horsham, West Sussex

Semproto

Semproto Ltd

ActiveLatest figures: 2025Abridged accountsCompany only10 years on the register

Private limited company registered in Horsham, classed under “Business and domestic software development”.

Headline figures

FY to Apr 2025 · Company only

Turnover

For subscribers

Profit after tax

—

Not filed: small-company exemption

Net assets

For subscribers

Cash

For subscribers

Employees

For subscribers

What the numbers say

1 finding from the figures, in plain English

Written by rules from the figures on this page. Not a forecast or a credit opinion.

History

Pro
£20212022202320242025
Profit after tax—
Turnover
Net assets
Cash
Employees

Every figure for all 5 years

“—” means we did not find the figure in a source; it is never filled with an estimate.

Balance sheet and ratios

From the filed balance sheets · £

Balance sheet2022202320242025
Fixed assets
Current assets
Creditors due within a year
Net current assets
Net assets
Ratios
Current ratioCurrent assets for every £1 owed within a year
Creditors to assetsEverything owed to creditors as a share of fixed plus current assets

5 balance-sheet lines and 2 ratios, every year

A ratio appears only for years where every line it needs was filed. Lines are as tagged in the accounts; nothing is added up or estimated.

Timeline

Checked 2026-10-19

  1. Accounts
    Micro company accounts made up to 30 April 2025
  2. Ownership
    Change of details for Mr Stuart Arthur Cullen as a person with significant control on 1 August 2025
  3. Directors
    Director's details changed for Mr Stuart Arthur Cullen on 1 August 2025
  4. Directors
    Secretary's details changed for Ms Ranja Pauliina Niemi on 2 July 2025
  5. Address
    Registered office address changed from First Floor Ridgeland House 15 Carfax Horsham West Sussex RH12 1DY United Kingdom to Second Floor Ridgeland House 15 Carfax Horsham West S…
  6. Accounts
    Micro company accounts made up to 30 April 2024
  7. Accounts
    Micro company accounts made up to 30 April 2023
  8. Accounts
    Micro company accounts made up to 30 April 2022
  9. Ownership
    Change of details for Mr Stuart Arthur Cullen as a person with significant control on 24 February 2022 (and 1 more like it since 28 February 2022)
  10. Directors
    Secretary's details changed for Ms Ranja Pauliina Niemi on 24 February 2022
  11. Directors
    Appointment of Ms Ranja Pauliina Niemi as a secretary on 24 February 2022
  12. Directors
    Director's details changed for Mr Stuart Arthur Cullen on 24 February 2022
  13. 21 earlier
    1. Address
      Registered office address changed from Bailey House 4-10 Barttelot Road Horsham West Sussex RH12 1DQ United Kingdom to First Floor Ridgeland House 15 Carfax Horsham West Sussex …
    2. Ownership
      Cessation of Niall Albert Barry Spreadbury-Ruse as a person with significant control on 24 February 2022
    3. Directors
      Termination of appointment of Niall Albert Barry Spreadbury-Ruse as a director on 24 February 2022
    4. Name
      Certificate of change of name
    5. Accounts
      Micro company accounts made up to 30 April 2021
    6. Accounts
      Micro company accounts made up to 30 April 2020
    7. Notice
      Compulsory strike-off action has been discontinued
    8. Notice
      First Gazette notice for compulsory strike-off
    9. Directors
      Director's details changed for Mr Stuart Arthur Cullen on 26 February 2020
    10. Ownership
      Change of details for Mr Stuart Arthur Cullen as a person with significant control on 26 February 2020
    11. Accounts
      Micro company accounts made up to 30 April 2019
    12. Ownership
      Notification of Niall Spreadbury-Ruse as a person with significant control on 14 November 2018
    13. Ownership
      Change of details for Mr Stuart Arthur Cullen as a person with significant control on 28 February 2019
    14. Accounts
      Micro company accounts made up to 30 April 2018
    15. Directors
      Director's details changed for Mr Niall Albert Barry Spreadbury-Ruse on 14 November 2018
    16. Directors
      Appointment of Mr Niall Albert Barry Spreadbury-Ruse as a director on 14 November 2018
    17. Filing
      Resolutions
    18. Accounts
      Micro company accounts made up to 30 April 2017
    19. Address
      Registered office address changed from 6 Nyes Lane Southwater Horsham West Sussex RH13 9GP United Kingdom to Bailey House 4-10 Barttelot Road Horsham West Sussex RH12 1DQ on 25 …
    20. Directors
      Director's details changed for Mr Stuart Arthur Cullen on 3 April 2017
    21. Incorporation
      Incorporation

From the Companies House filing history. Routine confirmation statements are left out, and a run of the same filing is shown once.

Questions people ask

›What does Semproto do?

Private limited company registered in Horsham, classed under “Business and domestic software development”.

›How much turnover does Semproto make?

Answered in the full report

›Is Semproto profitable?

Semproto's profit isn't public: small companies may file without a profit and loss account.

›How many people work at Semproto?

Answered in the full report

›Who runs and owns Semproto?

Answered in the full report

›Where is Semproto based?

Its registered office is Second Floor Ridgeland House, 15 Carfax, Horsham, West Sussex, RH12 1ER, in Horsham, West Sussex.

›When was Semproto founded?

Semproto Ltd was incorporated on 11 April 2016.

›Is Semproto still trading?

The register lists Semproto Ltd as active.