Mdu Investments Limited

Active03291117 Private limited company
Incorporated
6 December 1996 (29 years)
Industry
Other business support service activities n.e.c. (82990)
Directors
Mark Winlow
Owned by
Accounts type
Full
Region
Greater London
Address
One Canada Square
London
E14 5GS

Filing status

Accounts due
30 September 2027
Last accounts
31 December 2025
Conf. stmt due
21 December 2026
Last conf. stmt
7 December 2025

Officers 13 active

Officer details are public data from the Companies House register.

Da Cunha, Ian Joseph
Secretary · Appointed 24 February 2026
Winlow, Mark
Director · Appointed 31 December 2025
British
Born April 1962 (64)
Director · Appointed 1 April 2024
Also at GP Update Limited, Mdu Services Limited, The Medical Defence Union Limited · more companies
British
Born May 1977 (49)
Director · Appointed 19 September 2023
Also at GP Update Limited, The Medical Defence Union Limited
British
Born February 1963 (63)
Director · Appointed 19 September 2023
Also at The Medical Defence Union Limited
British
Born January 1965 (61)
Director · Appointed 20 September 2022
Also at The Medical Defence Union Limited
British
Born May 1968 (58)
Director · Appointed 21 September 2021
Also at The Medical Defence Union Limited, Clark Drug Advisory Limited · more companies
British
Born July 1956 (70)
Director · Appointed 28 July 2020
Also at Mdu Services Limited, The Medical Defence Union Limited
British
Born July 1955 (71)
Director · Appointed 17 September 2019
Also at The Medical Defence Union Limited
British
Born February 1970 (56)
Director · Appointed 18 September 2018
Also at Mdu Services Limited, The Medical Defence Union Limited, Polo Commercial Insurance Services Limited · more companies
British
Born November 1960
Director · Appointed 15 September 2015
Also at Mdu Services Limited, The Medical Defence Union Limited
British
Born February 1960 (66)
Wright, Anthony Richard
Director · Appointed 7 June 2013
English
Born November 1971
Director · Appointed 15 September 2009
Also at Just for Doctors Limited, Medical Liability Services Limited, GP Update Limited · more companies
British
Born October 1971 (55)
Officer history (58 former)
15 September 2026
Resigned Wedderburn, Stella Elizabeth as Director
28 July 2026
Resigned Miller, Kevin as Director
9 April 2026
Resigned Mcausland, Graeme Stewart as Director
24 February 2026
Resigned Bowman, Nicholas John as Secretary
24 February 2026
Appointed Da Cunha, Ian Joseph as Secretary
31 December 2025
Appointed Winlow, Mark as Director
16 September 2025
Resigned Aghadiuno, Chika as Director
23 July 2024
Resigned Archibald, Andrew Robert as Director
1 April 2024
Appointed Fryar, Caroline Elizabeth, Dr as Director
31 March 2024
19 September 2023
Resigned Goldsmith, Paul, Dr as Director
19 September 2023
Resigned Shaunak, Sunil, Professor as Director
19 September 2023
Appointed Handa, Ashok Inderraj, Professor as Director
19 September 2023
Appointed Sandhu, Harjinder Singh, Dr as Director
20 September 2022
Resigned Riordan Eva, Paul as Director
20 September 2022
Appointed Hykin, Lynnette Ruth, Dr as Director
22 February 2022
Resigned Hutchinson, Ian David as Director
26 January 2022
21 September 2021
Resigned Tomkins, Christine Margaret, Dr as Director
21 September 2021
Appointed Clark, Peter Irving, Professor as Director
21 September 2021
Resigned Sparrow, Owen Charles Ellis as Director
16 September 2021
Appointed Miller, Kevin as Director
23 August 2021
Appointed Archibald, Andrew Robert as Director
27 July 2021
Appointed Mcausland, Graeme Stewart as Director
6 April 2021
Resigned Dungay, Nicholas Andrew as Director
5 February 2021
Resigned Buttigieg, Judith as Director
15 September 2020
Resigned Dinning, William Robert John as Director
28 July 2020
Appointed Wells, Edward Christian John as Director
28 July 2020
Appointed Buttigieg, Judith as Director
17 September 2019
Appointed Norfolk, Thomas John, Dr as Director
18 September 2018
18 September 2018
Resigned Clarke, Harold Edward as Director
18 September 2018
Appointed Riley, Jeremy Hardwicke as Director
31 May 2018
Resigned Gallivan, Maurice Michael as Director
26 February 2018
Resigned Flood, Deirdre as Director
2 January 2018
Appointed Flood, Deirdre as Director
31 December 2017
Resigned Heron, Christine Woodruff, Dr as Director
28 November 2017
Appointed Aghadiuno, Chika as Director
19 September 2017
Resigned Williams, Peter Randall, Dr as Director
19 September 2017
Appointed Wedderburn, Stella Elizabeth as Director
19 September 2017
Resigned Webster, Peter David as Director
19 September 2017
Appointed Shaunak, Sunil, Professor as Director
25 July 2017
Appointed Goldsmith, Paul, Dr as Director
20 September 2016
15 September 2015
Appointed Watkin, Simon Wilfred, Dr as Director
15 September 2015
Resigned Craft, Alan William, Sir as Director
15 September 2015
Resigned Robinson, Paul Derek as Director
28 April 2015
Appointed Sparrow, Owen Charles Ellis as Director
16 September 2014
Resigned Richardson, Kerry Francis as Director
16 September 2014
Appointed Dinning, William Robert John as Director
17 September 2013
Resigned Richmond, Maureen Shannon, Dr as Director
17 September 2013
Resigned Pearson, Richard John Crewdson as Director
7 June 2013
Appointed Wright, Anthony Richard as Director
11 February 2013
Appointed Hutchinson, Ian David as Director
18 September 2012
Appointed Heron, Christine Woodruff, Dr as Director
18 September 2012
Resigned Evans, Christopher Charles, Dr as Director
24 April 2012
Appointed Edginton, Clive Leonard Ashcroft as Director
20 September 2011
Appointed Webster, Peter David as Director
15 September 2009
Resigned Armstrong, Peter, Professor as Director
15 September 2009
Appointed Craft, Alan William, Sir as Director
15 September 2009
Appointed Dungay, Nicholas Andrew as Director
15 September 2009
Appointed Lee, Matthew Thomas Wilton, Dr as Director
30 April 2009
18 September 2007
Resigned Berry, Hedley Edward as Director
1 May 2007
Appointed Richardson, Kerry Francis as Director
27 February 2007
Appointed Clarke, Harold Edward as Director
1 November 2006
Appointed Pearson, Richard John Crewdson as Director
19 September 2006
19 September 2006
Appointed Riordan Eva, Paul as Director
19 September 2006
Resigned Markham, David Eric as Director
25 July 2006
Resigned Mountfield, Robin, Sir as Director
25 July 2006
25 July 2006
Resigned Glenarthur, Simon Mark, Lord as Director
17 March 2006
Resigned Arnold, Michael as Director
22 November 2005
Appointed Richmond, Maureen Shannon, Dr as Director
22 July 2005
22 September 2004
Appointed Chambers, Andrew David, Professor as Director
21 September 2004
Appointed Arnold, Michael as Director
21 September 2004
Appointed Mountfield, Robin, Sir as Director
21 September 2004
Resigned Corley, Roger David as Director
21 September 2004
Appointed Robinson, Paul Derek as Director
21 September 2004
Resigned Caines, John, Sir as Director
21 September 2004
21 September 2004
Resigned Kennedy, John Greer, Dr as Director
16 September 2003
Appointed Walley, Thomas Joseph, Professor as Director
16 September 2003
Appointed Armstrong, Peter, Professor as Director
16 September 2003
Resigned Cooke, Edith Mary, Dr as Director
16 September 2003
Resigned Hiles, Ronald William as Director
26 February 2002
Appointed Glenarthur, Simon Mark, Lord as Director
18 September 2001
Resigned Rendle, Michael Russel as Director
18 September 2001
18 September 2001
Resigned Smith, Joseph Colin as Director
22 May 2001
11 January 2001
Resigned Gifford, Michael John as Director
31 December 2000
Resigned Hubbard, Richard David Cairns as Director
14 September 2000
26 January 1999
Appointed Hiles, Ronald William as Director
29 September 1998
25 August 1998
Appointed Caines, John, Sir as Director
25 August 1998
Appointed Rendle, Michael Russel as Director
25 August 1998
Appointed Hubbard, Richard David Cairns as Director
30 June 1998
Resigned Smith, Roland, Professor Sir as Director
16 June 1998
Resigned Maxwell, Robert James, Dr as Director
16 June 1998
Resigned Ball, Peter Charles, Dr as Director
16 June 1998
Appointed Kennedy, John Greer, Dr as Director
26 August 1997
Appointed Williams, Peter Randall, Dr as Director
26 August 1997
Appointed Marsden, Charles David, Professor as Director
24 June 1997
24 June 1997
Resigned Fry, Ian Kelsey, Dr as Director
24 June 1997
Appointed Gifford, Michael John as Director
20 December 1996
Appointed Smith, Roland, Professor Sir as Director
20 December 1996
Appointed Ball, Peter Charles, Dr as Director
20 December 1996
Appointed Corley, Roger David as Director
20 December 1996
Appointed Berry, Hedley Edward as Director
20 December 1996
Appointed Cooke, Edith Mary, Dr as Director
20 December 1996
Appointed Evans, Christopher Charles, Dr as Director
20 December 1996
Appointed Hooper, Gloria Dorothy, Baroness as Director
20 December 1996
Appointed Tomkins, Christine Margaret, Dr as Director
20 December 1996
20 December 1996
Appointed Markham, David Eric as Director
20 December 1996
Appointed Maxwell, Robert James, Dr as Director
20 December 1996
Appointed Fry, Ian Kelsey, Dr as Director
20 December 1996
Appointed Poswillo, David Ernest, Professor as Director
17 December 1996
Appointed Saunders, Michael Thomas, Doctor as Director
6 December 1996
Appointed Smith, Joseph Colin as Director
6 December 1996
Appointed Gallivan, Maurice Michael as Director
6 December 1996
Resigned Swift Incorporations Limited as Corporate Nominee Secretary
6 December 1996
Appointed Bowman, Nicholas John as Secretary
6 December 1996
Appointed Swift Incorporations Limited as Corporate Nominee Secretary

Ownership 1 active

People and entities with significant control, from the Companies House PSC register

Corporate entity · Notified 8 April 2016
Owns 75–100% of shares
Limited By Guarantee
Reg. no. 21708

Group structure 14 companies

Ownership group derived from the Companies House PSC register

The Medical Defence Union Limited
Dental Defence Union Limited Owns 75–100% of shares
Doctors and Dentists Bank Limited Owns 75–100% of shares
GP Update Limited Owns 75–100% of shares
Healthcare Risk Management Limited Owns 75–100% of shares
Just for Doctors Limited Owns 75–100% of shares
Mdu Healthcare Limited Owns 75–100% of shares
Mdu Healthcare Risk Management Limited Owns 75–100% of shares
Mdu Investments Limited This company Owns 75–100% of shares
Mdu Risk Management Limited Owns 75–100% of shares
Mdu Services Limited Owns 75–100% of shares
Medical Liability Services Limited Owns 75–100% of shares
The Dentists Bank Limited Owns 75–100% of shares
The Doctors Bank Limited Owns 75–100% of shares

Filings 241

DateDescriptionMade Up ToPagesPDF
16 September 2026Termination of appointment of a director
15 August 2026Full accounts31 December 2025
7 August 2026Termination of appointment of a director
20 April 2026Termination of appointment of a director
3 March 2026Appointment of a secretary
Show all 241 filings

Some other companies at this address

Dental Defence Union Limited
Doctors and Dentists Bank Limited
GP Update Limited
Healthcare Risk Management Limited
Just for Doctors Limited
Mdu Healthcare Limited

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