The above diagram shows the color scheme of the layout in the main result page. The parent entities and officers are those entities, including individual and legal persons, have significant controls over the company in focus. The offspring entities and appointments are those entities that the company in focus can influence on.

Clicking the links on parent entities or officers, and offspring entities or managed companies will put them in focus and show upstream or downstream connections. In general, ascendant entities can be found by moving toward upstream, and descendant entities are by toward downstream. In this way, progenitor entities such as grandparent companies (parents of parent), sibling companies (children of parent), partner companies (parents of child), and progeny entities such as grandchild companies (children of child) can be found easily.

Parent entities and officers
Active 4
  • 1
    Robinson, Henry, Dr
    Engineer born in December 1961
    Individual (2 offsprings)
    Officer
    1997-02-28 ~ now
    OF - Director → CIF 0
    Dr Henry Robinson
    Born in December 1961
    Individual (2 offsprings)
    Person with significant control
    2016-04-06 ~ now
    PE - Ownership of shares – More than 25% but not more than 50%CIF 0
  • 2
    Robinson, William
    Individual (1 offspring)
    Officer
    2003-10-03 ~ now
    OF - Secretary → CIF 0
  • 3
    Breheny, Kieran Francis
    Director born in October 1961
    Individual (2 offsprings)
    Officer
    2017-10-16 ~ now
    OF - Director → CIF 0
  • 4
    Robinson, Melissa Jane Starte
    Physiotherapist born in March 1969
    Individual (1 offspring)
    Officer
    2000-06-19 ~ now
    OF - Director → CIF 0
Ceased 6
  • 1
    Fasham, Stephen James
    Engineer born in January 1973
    Individual (10 offsprings)
    Officer
    2019-06-27 ~ 2022-06-01
    OF - Director → CIF 0
  • 2
    Dyer, Graham John
    Chartered Accountant born in March 1953
    Individual (3 offsprings)
    Officer
    2017-09-22 ~ 2019-06-17
    OF - Director → CIF 0
  • 3
    Robinson, William
    Individual (1 offspring)
    Officer
    1997-02-28 ~ 2003-10-03
    OF - Secretary → CIF 0
  • 4
    SONARDYNE INTERNATIONAL LIMITED - now
    SONARDYNE (WESTERN) LIMITED - 1992-06-15
    SONARDYNE CONSULTANTS LIMITED - 1983-03-21
    SONARDYNE MARKETING LIMITED - 1980-12-31
    Ocean House, Blackbushe Business Park, Saxony Way, Yateley, Hampshire, England
    Active Corporate (8 parents, 1 offspring)
    Equity (Company account)
    41,610,007 GBP2023-12-31
    Person with significant control
    2017-09-22 ~ 2024-02-26
    PE - Has significant influence or controlCIF 0
  • 5
    SHENLEY SECRETARIES LIMITED - now
    788-790 Finchley Road, London
    Active Corporate (1 parent, 85 offsprings)
    Equity (Company account)
    100 GBP2023-12-31
    Officer
    1997-02-28 ~ 1997-02-28
    PE - Nominee Secretary → CIF 0
  • 6
    788-790 Finchley Road, London
    Dissolved Corporate (2 parents, 22 offsprings)
    Officer
    1997-02-28 ~ 1997-02-28
    PE - Nominee Director → CIF 0
parent relation
Company in focus

DYNAUTICS LTD

Previous name
H. SCIENTIFIC LIMITED - 2018-03-02
Standard Industrial Classification
72190 - Other Research And Experimental Development On Natural Sciences And Engineering
Brief company account
Average Number of Employees
92022-07-01 ~ 2023-06-30
82021-07-01 ~ 2022-06-30
Intangible Assets
93,240 GBP2023-06-30
93,240 GBP2022-06-30
Property, Plant & Equipment
17,696 GBP2023-06-30
19,186 GBP2022-06-30
Fixed Assets
110,936 GBP2023-06-30
112,426 GBP2022-06-30
Total Inventories
108,464 GBP2023-06-30
69,130 GBP2022-06-30
Debtors
471,888 GBP2023-06-30
296,963 GBP2022-06-30
Cash at bank and in hand
567,250 GBP2023-06-30
26,225 GBP2022-06-30
Current Assets
1,147,602 GBP2023-06-30
392,318 GBP2022-06-30
Net Current Assets/Liabilities
856,979 GBP2023-06-30
161,481 GBP2022-06-30
Total Assets Less Current Liabilities
967,915 GBP2023-06-30
273,907 GBP2022-06-30
Creditors
Amounts falling due after one year
-106,964 GBP2022-06-30
Net Assets/Liabilities
967,915 GBP2023-06-30
166,943 GBP2022-06-30
Equity
Called up share capital
124 GBP2023-06-30
124 GBP2022-06-30
124 GBP2021-06-30
Share premium
206,619 GBP2023-06-30
206,619 GBP2022-06-30
206,619 GBP2021-06-30
Retained earnings (accumulated losses)
761,172 GBP2023-06-30
-39,800 GBP2022-06-30
-13,502 GBP2021-06-30
Equity
967,915 GBP2023-06-30
166,943 GBP2022-06-30
193,241 GBP2021-06-30
Profit/Loss
Retained earnings (accumulated losses)
800,972 GBP2022-07-01 ~ 2023-06-30
-26,298 GBP2021-07-01 ~ 2022-06-30
Profit/Loss
800,972 GBP2022-07-01 ~ 2023-06-30
-26,298 GBP2021-07-01 ~ 2022-06-30
Comprehensive Income/Expense
Retained earnings (accumulated losses)
800,972 GBP2022-07-01 ~ 2023-06-30
-26,298 GBP2021-07-01 ~ 2022-06-30
Comprehensive Income/Expense
800,972 GBP2022-07-01 ~ 2023-06-30
-26,298 GBP2021-07-01 ~ 2022-06-30
Property, Plant & Equipment - Depreciation rate used
Plant and equipment
0.152022-07-01 ~ 2023-06-30
Tools/Equipment for furniture and fittings
0.152022-07-01 ~ 2023-06-30
Motor vehicles
0.202022-07-01 ~ 2023-06-30
Intangible Assets - Gross Cost
Net goodwill
6,000 GBP2022-06-30
Other than goodwill
93,240 GBP2023-06-30
Intangible Assets - Gross Cost
99,240 GBP2023-06-30
Intangible Assets - Accumulated Amortisation & Impairment
Net goodwill
6,000 GBP2023-06-30
Intangible Assets - Accumulated Amortisation & Impairment
6,000 GBP2023-06-30
Intangible Assets
Other than goodwill
93,240 GBP2023-06-30
93,240 GBP2022-06-30
Property, Plant & Equipment - Gross Cost
Plant and equipment
7,136 GBP2023-06-30
7,136 GBP2022-06-30
Tools/Equipment for furniture and fittings
9,686 GBP2023-06-30
9,103 GBP2022-06-30
Property, Plant & Equipment - Gross Cost
42,066 GBP2023-06-30
44,056 GBP2022-06-30
Property, Plant & Equipment - Disposals
-6,201 GBP2022-07-01 ~ 2023-06-30
Property, Plant & Equipment - Accumulated Depreciation & Impairment
Plant and equipment
4,113 GBP2023-06-30
3,579 GBP2022-06-30
Tools/Equipment for furniture and fittings
4,070 GBP2023-06-30
3,079 GBP2022-06-30
Property, Plant & Equipment - Accumulated Depreciation & Impairment
24,370 GBP2023-06-30
24,870 GBP2022-06-30
Property, Plant & Equipment - Increase From Depreciation Charge for Year
Plant and equipment
534 GBP2022-07-01 ~ 2023-06-30
Tools/Equipment for furniture and fittings
991 GBP2022-07-01 ~ 2023-06-30
Property, Plant & Equipment - Increase From Depreciation Charge for Year
3,789 GBP2022-07-01 ~ 2023-06-30
Property, Plant & Equipment - Decrease in depreciation and impairment related to disposals
-4,289 GBP2022-07-01 ~ 2023-06-30
Property, Plant & Equipment
Plant and equipment
3,023 GBP2023-06-30
3,557 GBP2022-06-30
Tools/Equipment for furniture and fittings
5,616 GBP2023-06-30
6,024 GBP2022-06-30
Tools and equipment
9,057 GBP2023-06-30
9,605 GBP2022-06-30
Trade Debtors/Trade Receivables
371,734 GBP2023-06-30
176,924 GBP2022-06-30
Other Debtors
100,154 GBP2023-06-30
120,039 GBP2022-06-30
Bank Borrowings/Overdrafts
Amounts falling due within one year
2,809 GBP2023-06-30
2,486 GBP2022-06-30
Trade Creditors/Trade Payables
Amounts falling due within one year
32,107 GBP2023-06-30
24,603 GBP2022-06-30
Other Taxation & Social Security Payable
Amounts falling due within one year
83,081 GBP2023-06-30
71,107 GBP2022-06-30
Other Creditors
Amounts falling due within one year
172,626 GBP2023-06-30
132,641 GBP2022-06-30
Amounts falling due after one year
106,964 GBP2022-06-30

  • DYNAUTICS LTD
    Info
    H. SCIENTIFIC LIMITED - 2018-03-02
    Registered number 03326051
    28 Landport Terrace, Portsmouth PO1 2RG
    Private Limited Company incorporated on 1997-02-28 (28 years 4 months). The company status is Active.
    The last date of confirmation statement was made at 2025-02-28
    CIF 0
child relation
Offspring entities and appointments
Active 0
  • Not found in our database.
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Contains public sector information retrieved at 24 April 2025 and licensed under the Open Government Licence v3.0.