CALCULUS SOFTWARE LIMITED
Company number 02926358 · Active · Middlesex HA1 1SE
CALCULUS SOFTWARE LIMITED is an active private limited company (company number 02926358) incorporated on 5 May 1994, registered in Middlesex. Its registered activity is business and domestic software development (SIC 62012). Latest micro accounts cover the period ending 31 December 2024, showing net assets of £227k, with 0 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 2% on the prior period (£231k).
By net assets it sits in the top quarter of 4,366 comparable companies in Greater London (median £1,196, upper quartile £29k).
Key dates
- Incorporated
- 5 May 1994
- Next accounts due
- 30 September 2026 — 22 days overdue
- Confirmation statement due
- 19 May 2027 — in 209 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
Activity
- SIC 62012
- Business and domestic software development
- SIC 62020
- Information technology consultancy activities
- SIC 62090
- Other information technology service activities
- SIC 63990
- Other information service activities n.e.c.
- Accounts type
- Micro Entity
- Size band
- Micro (Companies Act thresholds)
Financials — 2 periods on record, latest ending 31 December 2024
| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 December 2024 | £227k | — | — | — | — | — | 0 |
| 31 December 2023 | £231k | — | — | — | — | — | 0 |
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing; micro-entity accounts contain no profit and loss account.
Firmoscan score: 58/100 (grade C)
- +10 Positive net assets — Net assets £226,889 at 2024-12-31
- +8 Established — Incorporated 1994-05-05 (32 years)
- -10 Accounts overdue — Due 2026-09-30
A transparent, rules-based score from filed data only: every point lists its evidence. It is not a credit rating or advice.
Ownership and control
- Dr Priyesh Shah — owns 75–100% of shares; holds 75–100% of voting rights; can appoint or remove directors · since 6 April 2016
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents.
Similar companies in Greater London
Same activity (business and domestic software development), closest in incorporation date.
- PROFITMASTER SYSTEMS LIMITED — Rainham, inc. Apr 1994
- DERRICK FUNG LIMITED — Richmond, inc. Apr 1994
- MATEK BUSINESS MEDIA LIMITED — Croydon, inc. Jun 1994
- OBVIOUS LIMITED — Great Bookham, inc. Mar 1994
- FORTUNA COMMUNICATIONS LIMITED — Croydon, inc. Feb 1994
- COMPUTAMATRIX LIMITED — Surrey, inc. Feb 1994
All companies incorporated on 5 May 1994 · in May 1994.
Reminders for CALCULUS SOFTWARE LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.