RSK Group Limited

Active03761340 Private limited company
Incorporated
28 April 1999 (27 years)
Previously known as
RSK Group PLC (until 2 January 2018)
RSK Ensr Group PLC (until 24 January 2007)
R S K Holdings Limited (until 20 January 2003)
Industry
Activities of head offices (70100)
Directors
Stephen John Abbott
Owned by
Alan Ryder Investments Limited
Region
North West
Address
Spring Lodge
172 Chester Road
Helsby
WA6 0AR

Filing status

Accounts filed
13 October 2026
Last accounts
5 April 2026
Conf. stmt due
27 February 2027
Last conf. stmt
13 February 2026

Charges

Total
27
Outstanding
7
Part satisfied
0
Satisfied
20

Officers 30 active

Officer details are public data from the Companies House register.

Abbott, Stephen John
Director · Appointed 3 March 2026
Australian
Born May 1962 (64)
Director · Appointed 7 November 2025
Also at Geocore Site Investigations Limited, Fluid Sealing & Engineering Limited, Permarail Limited · more companies
English
Born April 1980 (46)
Director · Appointed 17 April 2025
Also at RSK Environment Limited
British
Born July 1971 (55)
Director · Appointed 1 April 2025
Also at N-Able Holdings Ltd, Optimus Plus (Aberdeen) Limited, PD&MS Holdings Limited · more companies
British
Born January 1966 (60)
Director · Appointed 6 September 2024
Also at Hangar Holdco Limited
British
Born May 1976 (50)
Director · Appointed 6 September 2024
Also at Heron UK Topco Limited, SCP SVT UK Holding I Limited, Spe Iii DBT Intermediate UK II, Ltd · more companies
British
Born July 1979 (47)
Scott, Steven
Director · Appointed 6 September 2024
British
Born April 1965 (61)
Director · Appointed 1 April 2024
Also at MWH Limited, MWH Treatment Limited, MWH Constructors Limited · more companies
British
Born August 1966 (60)
Brunswick, Zoe
Director · Appointed 1 April 2024
British
Born January 1983 (43)
Chattaway, Ross Arron
Director · Appointed 1 April 2024
British
Born August 1978 (48)
Duro Perez, Lara
Director · Appointed 1 April 2024
Spanish
Born September 1967 (59)
Parkinson, Gary
Director · Appointed 1 April 2024
British
Born December 1960 (65)
Sparkes, Jessica
Director · Appointed 1 April 2024
Canadian
Born September 1986 (40)
Winkler, Robert Jonathan
Director · Appointed 1 April 2024
British
Born January 1986 (40)
Director · Appointed 10 August 2023
Also at MWH Limited, MWH Treatment Limited, MWH Constructors Limited · more companies
British
Born May 1972 (54)
Director · Appointed 10 August 2023
Also at Axis Well Technology Limited, Brown & May Marine Limited, Hydrofix Limited · more companies
British
Born April 1952 (74)
Director · Appointed 31 March 2023
Also at Envirolab Limited, Dynamic Sampling UK Limited, Structural Soils Limited · more companies
British
Born May 1951 (75)
Director · Appointed 1 April 2022
Also at Pegasys Limited, Nicholas O'Dwyer Limited
British
Born June 1976 (50)
Director · Appointed 1 February 2021
Also at The Woodhouse Partnership Limited, Decision Support Tools Limited, Kirton Water Treatment Services Limited · more companies
British
Born September 1961 (65)
Director · Appointed 1 December 2019
Also at Envirolab Limited, Geocore Site Investigations Limited, C.J. Associates Geotechnical Limited · more companies
British
Born November 1973
Director · Appointed 1 December 2019
Also at Nature Positive Limited, RSK Acoustics Limited, RSK Radiological Limited · more companies
British
Born August 1971 (55)
Director · Appointed 1 December 2019
Also at Copeland Wedge Associates Ltd, KMGP Limited, Atp Architects + Surveyors Limited · more companies
British
Born October 1973 (53)
Evans, Sally
Secretary · Appointed 6 September 2019
Bangels, Stefan
Director · Appointed 1 October 2013
Belgian
Born March 1964 (62)
Director · Appointed 1 July 2009
Also at Ashton Hayes Community Energy C.I.C., RSK Environment Limited, The Natural Way to Go Ltd · more companies
British
Born March 1954 (72)
Director · Appointed 2 November 2005
Also at RSK Radiological Limited, Remedx Limited, RSK (Ireland) Limited · more companies
British
Born April 1963 (63)
Director · Appointed 26 January 2001
Also at RSK Investments Limited, RSK Orbital Limited, Skyvision International Limited · more companies
British
Born October 1964 (62)
Director · Appointed 26 January 2001
Also at RSK Investments Limited, RSK Environment Limited · more companies
British
Born March 1962 (64)
Director · Appointed 26 January 2001
Also at Adas Silverdale Limited, Envirolab Limited, Ara Architecture Limited · more companies
British
Born February 1969 (57)
Director · Appointed 28 April 1999
Also at Adas Silverdale Limited, Envirolab Limited, MWH Limited · more companies
British
Born September 1961 (65)
Officer history (18 former)
27 March 2026
Resigned Haydock, Mark Thomas Paul as Director
3 March 2026
Appointed Abbott, Stephen John as Director
27 February 2026
Resigned Silver, Mark Jonathan as Director
7 November 2025
Appointed Markwick, Andrew Paul as Director
17 April 2025
Appointed Jacobs, Louis as Director
1 April 2025
Appointed Herlihy, Francis as Director
31 March 2025
Resigned Draper, Abigail Sarah as Director
13 January 2025
Appointed Silver, Mark Jonathan as Director
6 September 2024
Appointed Dennis, Michael Christopher as Director
6 September 2024
Appointed Redmayne, James Richard Studdart as Director
6 September 2024
Appointed Scott, Steven as Director
15 August 2024
Resigned Wray, Stephanie, Dr as Director
1 April 2024
Appointed Duro Perez, Lara as Director
1 April 2024
Appointed Winkler, Robert Jonathan as Director
1 April 2024
Appointed Sparkes, Jessica as Director
1 April 2024
Appointed Parkinson, Gary as Director
1 April 2024
Appointed Chattaway, Ross Arron as Director
1 April 2024
Appointed Brunswick, Zoe as Director
1 April 2024
Appointed Haydock, Mark Thomas Paul as Director
1 April 2024
Appointed Bresnan, Paul James as Director
10 August 2023
Appointed Goodacre, Ian Robert, Dr as Director
10 August 2023
Appointed Taylor, David Iain as Director
31 March 2023
Appointed Witherington, Peter John as Director
31 March 2023
Resigned Edwards, Richard Douglas as Director
1 April 2022
Appointed Wray, Stephanie, Dr as Director
1 April 2022
Appointed Thomas, Hannah Lucy as Director
31 March 2022
Resigned Upton, Paul Stewart, Dr as Director
31 March 2022
Resigned Witherington, Peter John as Director
1 May 2021
Appointed Edwards, Richard Douglas as Director
1 February 2021
Appointed Young, Gary Donald as Director
31 March 2020
Resigned Sljivic, Susan Clare as Director
1 December 2019
Appointed Knighton, Claire Ashley as Director
1 December 2019
Appointed Mogford, Sarah Anne Louise as Director
1 December 2019
Appointed Tuckwell, George William, Dr as Director
6 September 2019
Appointed Evans, Sally as Secretary
6 September 2019
Resigned Mills, Steven Geoffrey as Secretary
29 August 2018
Resigned Jones, John Roger as Director
18 September 2017
Resigned Barker, Ben Julius as Director
6 December 2016
Appointed Barker, Ben Julius as Director
10 January 2014
Resigned Edwards, Richard as Director
1 October 2013
Appointed Bangels, Stefan as Director
3 October 2012
Appointed Edwards, Richard as Director
1 October 2011
Appointed Draper, Abigail Sarah as Director
20 June 2011
Resigned Hookham, Peter as Director
26 September 2010
Resigned Mills, Steven Geoffrey as Director
16 October 2009
Appointed Mills, Steven Geoffrey as Director
16 October 2009
Appointed Witherington, Peter John as Director
16 October 2009
Appointed Hookham, Peter as Director
2 October 2009
Resigned Beer, Carol Ann as Director
1 July 2009
Appointed Charnock, Garry as Director
1 June 2009
Appointed Upton, Paul Stewart, Dr as Director
1 June 2009
Appointed Jones, John Roger as Director
15 January 2009
Appointed Beer, Carol Ann as Director
3 December 2007
Resigned Ryder, Alasdair Alan, Dr as Secretary
3 December 2007
Appointed Mills, Steven Geoffrey as Secretary
2 November 2005
Appointed Board, Nigel Paul as Director
14 January 2003
Appointed Ryder, Alasdair Alan, Dr as Secretary
14 January 2003
Resigned Ryder, Sheila Caroline, Dr. as Secretary
26 January 2001
Appointed Smyth, Mary Ann Elizabeth, Dr as Director
26 January 2001
Appointed Mason, Michael William as Director
26 January 2001
Appointed Sljivic, Susan Clare as Director
26 January 2001
Appointed Strudwick, Ian Harry as Director
28 April 1999
Appointed Ryder, Alasdair Alan, Dr as Director
28 April 1999
Appointed B H Company Secretaries Ltd as Corporate Secretary
28 April 1999
Resigned B H Company Secretaries Ltd as Corporate Secretary
28 April 1999
Appointed Ryder, Sheila Caroline, Dr. as Secretary

Ownership 1 active

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

Alan Ryder Investments Limited
Corporate entity · Notified 18 December 2025
Owns 25–50% of shares
Holds 25–50% of voting rights
Private Limited Company
Former controllers (2)
18 December 2025
Ceased Alasdair Alan Ryder — Holds 25–50% of voting rights
9 December 2020
Ceased Mary Ann Elizabeth Smyth — Holds 25–50% of voting rights

Group structure 26 shown

Ownership group derived from the Companies House PSC register

RSK Group Limited This company
Absolute Solar and Wind Ltd Owns 75–100% of shares
RSK Environment Limited Holds 75–100% of voting rights
1st Inrail Limited Owns 75–100% of shares
3BM Limited Owns 75–100% of shares
Fusion Project Management Limited Owns 75–100% of shares
Acies Civil and Structural Limited Owns 75–100% of shares
Advantage RSK Limited Owns 50–75% of shares
AJ Engineering & Construction Services Limited Owns 75–100% of shares
Northern Engineering & Welding Co. Limited Owns 75–100% of shares
Apollo Strategic Communications Limited Owns 75–100% of shares
Ara Architecture Limited Owns 75–100% of shares
Argrennan Estate Limited Owns 75–100% of shares
Argus Environmental Limited Owns 75–100% of shares
Atp Architects + Surveyors Limited Owns 75–100% of shares
Aurora Health Physics Services Limited Owns 75–100% of shares
Axis Well Technology Group Limited Owns 75–100% of shares
Axis Well Technology International Limited Owns 75–100% of shares
Axis Well Technology Management Limited Owns 75–100% of shares
Azerbaijan Environment and Technology Centre Limited Owns 75–100% of shares
Bateman Skips Ltd Owns 75–100% of shares
Affordable Skip Hire Bristol Limited Owns 75–100% of shares
Binnie & Partners Limited Owns 75–100% of shares
Binnies UK Limited Owns 75–100% of shares
And 114 more
RSK Group Trustees Limited Owns 75–100% of shares
RSK Middle East Limited Owns 75–100% of shares

Filings

Recent filings only. See the full history on Companies House

DateDescriptionMade Up ToPagesPDF
4 November 2026Statement of capital following an allotment of shares
2 November 2026Statement of capital following an allotment of shares
30 October 2026Statement of capital following an allotment of shares
29 October 2026Director's details changed
13 October 2026Accounts5 April 2026
Show all recent filings

Some other companies at this address

3BM Limited
Absolute Solar and Wind Ltd
Adas Silverdale Limited
Advantage RSK Limited
Affordable Skip Hire Bristol Limited
Apollo Strategic Communications Limited

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