OYSTER BAY SYSTEMS LIMITED

Company summary

Company number: 01888290
Status: ACTIVE
Incorporated / age: 20 February 198541 years
Registered office: 11-12 Hanover Square, London, W1S 1JJ, England
Accounts due: 30 December 2026
Confirmation statement due: 27 October 2026
Active officers: 3
Outstanding charges: 0

Sourced from Companies House, retrieved 4 September 2026 at 22:28 UTC. This is public register information, not a credit or legal assessment.

View this company on the Companies House register

Company type
Private limited company
Address
11-12 Hanover Square, London, W1S 1JJ, England
Nature of business
Business and domestic software development
Data processing, hosting and related activities
Previous company names
MBCT-FISCAL LIMITED

Officer details

Name	Role	Appointed On	Resigned On	Country of Residence	Date of Birth	Address
BLAZYE, Andrew Robert ACTIVE	Director	21 Dec 2023		England	June 1958	Plaza 211, Blanchardstown Corporate Park, Ballycoolin, Dublin 15, Ireland
BROWN, Colin John ACTIVE	Director	21 Dec 2023		Ireland	January 1974	Plaza 211, Blanchardstown Corporate Park, Ballycoolin, Dublin 15, Ireland
O’SULLIVAN, Paul Anthony ACTIVE	Director	21 Dec 2023		England	March 1978	Plaza 211, Blanchardstown Corporate Park, Ballycoolin, Dublin 15, Ireland
BREACH, Anne Louise RESIGNED	Secretary		11 Feb 2019			Caernarvon House, Charter Court, Enterprise Park, Llansamlet, Swansea, West Glamorgan, SA7 9FS
BREACH, Michael Robert RESIGNED	Secretary	12 Feb 2019	12 Feb 2019			Caernarvon House, Charter Court, Enterprise Park, Llansamlet, Swansea, West Glamorgan, SA7 9FS
BREACH, Michael Robert RESIGNED	Secretary	11 Feb 2019	01 Jun 2019			Caernarvon House, Charter Court, Enterprise Park, Llansamlet, Swansea, West Glamorgan, SA7 9FS
BREACH, Anne Louise RESIGNED	Director	12 Feb 2019	21 Dec 2023	United Kingdom	March 1958	11-12, Hanover Square, London, W1S 1JJ, England
BREACH, Anne Louise RESIGNED	Director		11 Feb 2019	Wales	March 1958	Caernarvon House, Charter Court, Enterprise Park, Llansamlet, Swansea, West Glamorgan, SA7 9FS
BREACH, Martin RESIGNED	Director	01 Jun 2019	21 Dec 2023	United Kingdom	December 1988	11-12, Hanover Square, London, W1S 1JJ, England
BREACH, Martin RESIGNED	Director	06 May 2011	11 Feb 2019	Wales	December 1988	Caernarvon House, Charter Court, Enterprise Park, Llansamlet, Swansea, West Glamorgan, SA7 9FS
BREACH, Michael Robert RESIGNED	Director		21 Dec 2023	United Kingdom	June 1951	Caernarvon House, Charter Court, Enterprise Park, Llansamlet, Swansea, West Glamorgan, SA7 9FS
GILL, David John RESIGNED	Director	01 Jun 1992	21 Feb 1997		February 1960	10 The Lawns, Sheffield, South Yorkshire, S11 9FL
JONES, Kelvin Thomas RESIGNED	Director	01 Sep 2001	28 Feb 2005		February 1964	45 Park Avenue, Porthcawl, Bridgend, CF36 3ER
ROBBINS, Reginald Michael RESIGNED	Director	03 May 2004	15 Jul 2005		February 1941	123 Mayals Road, Mayals, Swansea, West Glamorgan, SA3 5DH
ROSE, Claire Louise RESIGNED	Director	11 Feb 2019	20 May 2019	Wales	June 1969	Caernarvon House, Charter Court, Enterprise Park, Llansamlet, Swansea, West Glamorgan, SA7 9FS
SNOW, Anthony Leslie RESIGNED	Director	01 Jun 1992	31 Mar 2001		June 1959	26 St Andrews Close, Mayals, Swansea, West Glamorgan, SA3 5DX

BLAZYE, Andrew Robert ACTIVE
Role: Director
Appointed on: 21 Dec 2023
Country of Residence: England
Date of birth: June 1958
Address: Plaza 211, Blanchardstown Corporate Park, Ballycoolin, Dublin 15, Ireland

BROWN, Colin John ACTIVE
Role: Director
Appointed on: 21 Dec 2023
Country of Residence: Ireland
Date of birth: January 1974
Address: Plaza 211, Blanchardstown Corporate Park, Ballycoolin, Dublin 15, Ireland

O’SULLIVAN, Paul Anthony ACTIVE
Role: Director
Appointed on: 21 Dec 2023
Country of Residence: England
Date of birth: March 1978
Address: Plaza 211, Blanchardstown Corporate Park, Ballycoolin, Dublin 15, Ireland

BREACH, Anne Louise RESIGNED
Role: Secretary
Appointed on:
Resigned on: 11 Feb 2019
Address: Caernarvon House, Charter Court, Enterprise Park, Llansamlet, Swansea, West Glamorgan, SA7 9FS

BREACH, Michael Robert RESIGNED
Role: Secretary
Appointed on: 12 Feb 2019
Resigned on: 12 Feb 2019
Address: Caernarvon House, Charter Court, Enterprise Park, Llansamlet, Swansea, West Glamorgan, SA7 9FS

BREACH, Michael Robert RESIGNED
Role: Secretary
Appointed on: 11 Feb 2019
Resigned on: 01 Jun 2019
Address: Caernarvon House, Charter Court, Enterprise Park, Llansamlet, Swansea, West Glamorgan, SA7 9FS

BREACH, Anne Louise RESIGNED
Role: Director
Appointed on: 12 Feb 2019
Resigned on: 21 Dec 2023
Country of Residence: United Kingdom
Date of birth: March 1958
Address: 11-12, Hanover Square, London, W1S 1JJ, England

BREACH, Anne Louise RESIGNED
Role: Director
Appointed on:
Resigned on: 11 Feb 2019
Country of Residence: Wales
Date of birth: March 1958
Address: Caernarvon House, Charter Court, Enterprise Park, Llansamlet, Swansea, West Glamorgan, SA7 9FS

BREACH, Martin RESIGNED
Role: Director
Appointed on: 01 Jun 2019
Resigned on: 21 Dec 2023
Country of Residence: United Kingdom
Date of birth: December 1988
Address: 11-12, Hanover Square, London, W1S 1JJ, England

BREACH, Martin RESIGNED
Role: Director
Appointed on: 06 May 2011
Resigned on: 11 Feb 2019
Country of Residence: Wales
Date of birth: December 1988
Address: Caernarvon House, Charter Court, Enterprise Park, Llansamlet, Swansea, West Glamorgan, SA7 9FS

BREACH, Michael Robert RESIGNED
Role: Director
Appointed on:
Resigned on: 21 Dec 2023
Country of Residence: United Kingdom
Date of birth: June 1951
Address: Caernarvon House, Charter Court, Enterprise Park, Llansamlet, Swansea, West Glamorgan, SA7 9FS

GILL, David John RESIGNED
Role: Director
Appointed on: 01 Jun 1992
Resigned on: 21 Feb 1997
Date of birth: February 1960
Address: 10 The Lawns, Sheffield, South Yorkshire, S11 9FL

JONES, Kelvin Thomas RESIGNED
Role: Director
Appointed on: 01 Sep 2001
Resigned on: 28 Feb 2005
Date of birth: February 1964
Address: 45 Park Avenue, Porthcawl, Bridgend, CF36 3ER

ROBBINS, Reginald Michael RESIGNED
Role: Director
Appointed on: 03 May 2004
Resigned on: 15 Jul 2005
Date of birth: February 1941
Address: 123 Mayals Road, Mayals, Swansea, West Glamorgan, SA3 5DH

ROSE, Claire Louise RESIGNED
Role: Director
Appointed on: 11 Feb 2019
Resigned on: 20 May 2019
Country of Residence: Wales
Date of birth: June 1969
Address: Caernarvon House, Charter Court, Enterprise Park, Llansamlet, Swansea, West Glamorgan, SA7 9FS

SNOW, Anthony Leslie RESIGNED
Role: Director
Appointed on: 01 Jun 1992
Resigned on: 31 Mar 2001
Date of birth: June 1959
Address: 26 St Andrews Close, Mayals, Swansea, West Glamorgan, SA3 5DX

Filing history

Timeline

People with significant control

Charges

Created	Status	Filings
14 Feb 2025	Outstanding	Registration of a charge (MR01) (opens in a new tab)
27 Feb 2004	Satisfied	Registration of a charge (395) (opens in a new tab)Satisfaction of a charge (MR04) (opens in a new tab)
18 Feb 2004	Satisfied	Registration of a charge (395) (opens in a new tab)Satisfaction of a charge (MR04) (opens in a new tab)

Registers

Exemptions

No PSC exemptions are recorded for this company.

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