Website & contact details
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- Group website
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Core Technology Systems (U.K.) Limited
- Incorporated
- 17 May 1990 (36 years)
- Industry
- Business and domestic software development (62012) Information technology consultancy activities (62020)Other information technology service activities (62090)
- Directors
- Rye John AustinEamon Mcgann
- Owned by
- Conor Callanan
- Accounts type
- Group
- Region
- Greater London
- Address
- 9th Floor9 Appold StreetLondonEC2A 2AP
Filing status
- Accounts due
- 30 September 2027
- Last accounts
- 31 December 2025
- Conf. stmt due
- 4 May 2027
- Last conf. stmt
- 20 April 2026
Charges
- Total
- 8
- Outstanding
- 2
- Part satisfied
- 0
- Satisfied
- 6
Officers 5 active
Officer details are public data from the Companies House register.
Mcgloin, David Francis
Secretary · Appointed 25 June 2025
Austin, Rye John
Director · Appointed 1 November 2014
British
Born January 1980 (46)
Director · Appointed 12 December 2006
British
Born December 1958 (67)
Mcgann, Eamon
Director · Appointed 1 January 2003
Irish
Born October 1970 (56)
Callanan, Conor
Director
Irish
Born February 1966 (60)
Officer history (16 former)
25 June 2025
Appointed Mcgloin, David Francis as Secretary
5 April 2019
31 October 2017
30 April 2016
Resigned Dendy, Mark Victor Joseph as Director
1 December 2015
1 November 2014
Appointed Austin, Rye John as Director
3 September 2014
Appointed Dendy, Mark Victor Joseph as Director
1 May 2013
31 December 2007
31 December 2007
12 December 2006
21 April 2004
21 April 2004
Resigned Eastgate, Katie Anne as Secretary
27 March 2003
Appointed Eastgate, Katie Anne as Secretary
27 March 2003
Resigned Johnson, Angus Iain as Director
27 March 2003
Resigned Callanan, Conor Joseph as Secretary
1 January 2003
Appointed Mcgann, Eamon as Director
1 January 2002
Appointed Johnson, Angus Iain as Director
2 November 2001
Resigned Sharp, Leslie Roy as Director
31 August 2001
1 August 2001
Resigned Smethurst, Martin as Director
13 March 2001
Appointed Callanan, Conor Joseph as Secretary
13 March 2001
13 March 2001
1 August 2000
13 April 2000
Appointed Sharp, Leslie Roy as Director
27 May 1999
Appointed Smethurst, Martin as Director
6 November 1998
Resigned Kearns, Mark Timothy as Director
11 October 1996
11 October 1996
11 October 1996
31 August 1993
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Conor Callanan
Individual · Notified 1 June 2016
Owns 50–75% of shares
Holds 50–75% of voting rights
Irish
Born February 1966 (60)
Holdings 2
Companies where Core Technology Systems (U.K.) Limited is registered as a person with significant control
Owns 75–100% of shares
Active
Owns 75–100% of shares
Active
Financials
Figures from 2024 accounts. Newer accounts, made up to 31 December 2025, are filed but not read yet. See them on Companies House
- Net Assets
- £716,383
- Cash
- £426,404
- Profit
- (£65,912)
- Debt Ratio
- 86%
- Current Ratio
- 0.7x
- Return on Equity
- -9%
Trend
Net Assets
Balance sheet detail
| 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|
| Fixed Assets | £3,122,198 | £2,030,158 | £2,805,877 | £45,754 | £7,757 | £26,424 |
| Current Assets | £2,153,348 | £2,581,584 | £2,510,101 | £3,233,882 | £4,237,446 | £2,348,650 |
| Debtors | £1,726,944 | £2,388,884 | £1,826,625 | £1,091,327 | £1,540,663 | |
| Cash | £426,404 | £192,700 | £521,278 | £1,407,257 | £3,146,119 | £807,987 |
| Creditors (< 1 year) | £2,990,126 | £2,476,835 | £2,501,753 | £1,732,784 | £1,555,230 | £949,252 |
| Creditors (> 1 year) | £1,702,612 | £1,708,261 | £488,485 | £1,150,000 | £4,098 | |
| Net Current Assets | (£836,778) | £104,749 | £8,348 | £1,501,098 | £2,682,216 | £1,399,398 |
| Net Assets | £716,383 | £432,295 | £1,105,964 | £1,058,367 | £1,539,973 | £1,421,724 |
| Shareholder Funds | £716,383 | £432,295 | £1,105,964 | £1,058,367 | £1,539,973 | £1,421,724 |
What Core Technology Systems say about themselves
“Core is your Microsoft Solutions Partner for growth, empowering organisations with cloud strategy, security, and tailored Microsoft technologies.”
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 9 November 2026 | Memorandum and Articles of Association | — | ||
| 9 November 2026 | Resolutions | — | ||
| 20 April 2026 | Confirmation statement with updates | 20 April 2026 | ||
| 20 December 2025 | Resolutions | |||
| 3 October 2025 | Director's details changed |
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