TETRA TECH CONSULTING LIMITED

Company summary

Company number: 01470149
Status: ACTIVE
Incorporated / age: 31 December 197946 years
Registered office: 101 Park Drive, Milton Park, Abingdon, Oxfordshire, OX14 4RY, United Kingdom
Accounts due: 30 June 2027
Confirmation statement due: 14 January 2027
Active officers: 5
Outstanding charges: 0

Sourced from Companies House, retrieved 18 September 2026 at 19:40 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
101 Park Drive, Milton Park, Abingdon, Oxfordshire, OX14 4RY, United Kingdom
Nature of business
Other engineering activities
Previous company names
RPS CONSULTING SERVICES LIMITED
THE ENVIRONMENTAL CONSULTANCY LIMITED
RPS CLOUSTON LIMITED
BRIAN CLOUSTON AND PARTNERS LIMITED

Officer details

Name	Role	Appointed On	Resigned On	Country of Residence	Date of Birth	Address
MURDOCH, Andrew James ACTIVE	Secretary	06 Oct 2023				101, Park Drive, Milton Park, Abingdon, Oxfordshire, OX14 4RY, United Kingdom
HATCH, David Craig ACTIVE	Director	17 Nov 2023		United Kingdom	November 1964	101, Park Drive, Milton Park, Abingdon, Oxfordshire, OX14 4RY, United Kingdom
LEMMON, Richard Alan ACTIVE	Director	02 Nov 2023		United States	August 1959	101, Park Drive, Milton Park, Abingdon, Oxfordshire, OX14 4RY, United Kingdom
LEWIS, Michelle ACTIVE	Director	05 Jul 2022		United Kingdom	October 1974	101, Park Drive, Milton Park, Abingdon, Oxfordshire, OX14 4RY, United Kingdom
SHAW, Michael Robert, Dr ACTIVE	Director	09 Jan 2025		Northern Ireland	July 1958	101, Park Drive, Milton Park, Abingdon, Oxfordshire, OX14 4RY, United Kingdom
ATTERBURY, Karen Lorraine RESIGNED	Secretary	09 May 2022	28 Feb 2023			20, Western Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4SH
GORMLEY, David Joseph RESIGNED	Secretary	04 Dec 2018	04 Feb 2022			20, Western Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4SH
HOPSON III, Preston RESIGNED	Secretary	28 Feb 2023	06 Oct 2023			3475, E. Foothill Boulevard, Pasadena, California, 91107, United States
RIGBY, April RESIGNED	Secretary	23 Jul 1993	25 Sep 2008			Bridfield House, Lambridge Wood Road, Henley On Thames, Oxfordshire, RG9 3BP
ROWE, Nicholas RESIGNED	Secretary	25 Sep 2008	04 Dec 2018			20, Western Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4SH, United Kingdom
SECCOMBE, Jonathan Lawrence RESIGNED	Secretary		23 Jul 1993			Fairoak House, Marsh Baldon, Oxford, Oxon, OX44 9NJ
BROWNLIE, William RESIGNED	Director	28 Feb 2023	02 Nov 2023	United States	June 1953	3475, E. Foothill Boulevard, Pasadena, California, 91107, United States
CHUBB, John James RESIGNED	Director	13 Nov 2018	04 Jul 2022	England	March 1965	20, Western Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4SH
COTTRELL, Judith RESIGNED	Director	30 Apr 2020	28 Feb 2023	United Kingdom	November 1971	20, Western Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4SH
COTTRELL, Judith RESIGNED	Director	06 Nov 2015	17 Jan 2019	United Kingdom	November 1971	20, Western Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4SH
DOWEN, Peter Burl RESIGNED	Director		30 Sep 2011	United Kingdom	February 1949	Dunster House, The Avenue, Durham City, Durham, DH1 4DX
DUNBAR, David Robert RESIGNED	Director	26 Oct 2023	31 Dec 2024	England	December 1970	101, Park Drive, Milton Park, Abingdon, Oxfordshire, OX14 4RY, United Kingdom
GILLESPIE, Andrew James RESIGNED	Director	28 Feb 2023	02 Nov 2023	England	May 1969	3, Sovereign Square, Sovereign Street, Leeds, West Yorkshire, LS1 4ER, United Kingdom
GREEN, Christopher James RESIGNED	Director	02 Nov 2023	02 Nov 2024	England	August 1981	20, Western Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4SH
HEARNE, Alan Stephen, Dr RESIGNED	Director		31 Aug 2017	England	August 1952	20, Western Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4SH, United Kingdom
HOYLE, Trevor Matthew RESIGNED	Director	06 Nov 2015	09 Mar 2018	United Kingdom	October 1965	20, Western Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4SH
MARTIN, Siobhan Claire RESIGNED	Director	17 Jan 2019	29 Jul 2022	England	January 1979	20, Western Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4SH
PARRY, Graham David Richard RESIGNED	Director		25 Feb 2002		June 1945	1 Trinity Court, School Lane, Hoylake, Wirral, CH47 3BA
RIGBY, April RESIGNED	Director	23 Jul 1993	01 Nov 2000		August 1961	Bridfield House, Lambridge Wood Road, Henley On Thames, Oxfordshire, RG9 3BP
SECCOMBE, Jonathan Lawrence RESIGNED	Director		23 Jul 1993		November 1948	Fairoak House, Marsh Baldon, Oxford, Oxon, OX44 9NJ
SUTTON, Adam Matthew RESIGNED	Director	26 Jul 2022	25 Sep 2023	England	April 1966	20, Western Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4SH
TROUP, Andrew Richard Gordon RESIGNED	Director		05 Nov 2009	United Kingdom	August 1957	Sandfords, Bampton, Oxfordshire, OX18 2ND
YOUNG, Gary Richard RESIGNED	Director	01 Nov 2000	30 Apr 2020	England	January 1960	20, Western Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4SH, United Kingdom

MURDOCH, Andrew James ACTIVE
Role: Secretary
Appointed on: 06 Oct 2023
Address: 101, Park Drive, Milton Park, Abingdon, Oxfordshire, OX14 4RY, United Kingdom

HATCH, David Craig ACTIVE
Role: Director
Appointed on: 17 Nov 2023
Country of Residence: United Kingdom
Date of birth: November 1964
Address: 101, Park Drive, Milton Park, Abingdon, Oxfordshire, OX14 4RY, United Kingdom

LEMMON, Richard Alan ACTIVE
Role: Director
Appointed on: 02 Nov 2023
Country of Residence: United States
Date of birth: August 1959
Address: 101, Park Drive, Milton Park, Abingdon, Oxfordshire, OX14 4RY, United Kingdom

LEWIS, Michelle ACTIVE
Role: Director
Appointed on: 05 Jul 2022
Country of Residence: United Kingdom
Date of birth: October 1974
Address: 101, Park Drive, Milton Park, Abingdon, Oxfordshire, OX14 4RY, United Kingdom

SHAW, Michael Robert, Dr ACTIVE
Role: Director
Appointed on: 09 Jan 2025
Country of Residence: Northern Ireland
Date of birth: July 1958
Address: 101, Park Drive, Milton Park, Abingdon, Oxfordshire, OX14 4RY, United Kingdom

ATTERBURY, Karen Lorraine RESIGNED
Role: Secretary
Appointed on: 09 May 2022
Resigned on: 28 Feb 2023
Address: 20, Western Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4SH

GORMLEY, David Joseph RESIGNED
Role: Secretary
Appointed on: 04 Dec 2018
Resigned on: 04 Feb 2022
Address: 20, Western Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4SH

HOPSON III, Preston RESIGNED
Role: Secretary
Appointed on: 28 Feb 2023
Resigned on: 06 Oct 2023
Address: 3475, E. Foothill Boulevard, Pasadena, California, 91107, United States

RIGBY, April RESIGNED
Role: Secretary
Appointed on: 23 Jul 1993
Resigned on: 25 Sep 2008
Address: Bridfield House, Lambridge Wood Road, Henley On Thames, Oxfordshire, RG9 3BP

ROWE, Nicholas RESIGNED
Role: Secretary
Appointed on: 25 Sep 2008
Resigned on: 04 Dec 2018
Address: 20, Western Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4SH, United Kingdom

SECCOMBE, Jonathan Lawrence RESIGNED
Role: Secretary
Appointed on:
Resigned on: 23 Jul 1993
Address: Fairoak House, Marsh Baldon, Oxford, Oxon, OX44 9NJ

BROWNLIE, William RESIGNED
Role: Director
Appointed on: 28 Feb 2023
Resigned on: 02 Nov 2023
Country of Residence: United States
Date of birth: June 1953
Address: 3475, E. Foothill Boulevard, Pasadena, California, 91107, United States

CHUBB, John James RESIGNED
Role: Director
Appointed on: 13 Nov 2018
Resigned on: 04 Jul 2022
Country of Residence: England
Date of birth: March 1965
Address: 20, Western Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4SH

COTTRELL, Judith RESIGNED
Role: Director
Appointed on: 30 Apr 2020
Resigned on: 28 Feb 2023
Country of Residence: United Kingdom
Date of birth: November 1971
Address: 20, Western Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4SH

COTTRELL, Judith RESIGNED
Role: Director
Appointed on: 06 Nov 2015
Resigned on: 17 Jan 2019
Country of Residence: United Kingdom
Date of birth: November 1971
Address: 20, Western Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4SH

DOWEN, Peter Burl RESIGNED
Role: Director
Appointed on:
Resigned on: 30 Sep 2011
Country of Residence: United Kingdom
Date of birth: February 1949
Address: Dunster House, The Avenue, Durham City, Durham, DH1 4DX

DUNBAR, David Robert RESIGNED
Role: Director
Appointed on: 26 Oct 2023
Resigned on: 31 Dec 2024
Country of Residence: England
Date of birth: December 1970
Address: 101, Park Drive, Milton Park, Abingdon, Oxfordshire, OX14 4RY, United Kingdom

GILLESPIE, Andrew James RESIGNED
Role: Director
Appointed on: 28 Feb 2023
Resigned on: 02 Nov 2023
Country of Residence: England
Date of birth: May 1969
Address: 3, Sovereign Square, Sovereign Street, Leeds, West Yorkshire, LS1 4ER, United Kingdom

GREEN, Christopher James RESIGNED
Role: Director
Appointed on: 02 Nov 2023
Resigned on: 02 Nov 2024
Country of Residence: England
Date of birth: August 1981
Address: 20, Western Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4SH

HEARNE, Alan Stephen, Dr RESIGNED
Role: Director
Appointed on:
Resigned on: 31 Aug 2017
Country of Residence: England
Date of birth: August 1952
Address: 20, Western Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4SH, United Kingdom

HOYLE, Trevor Matthew RESIGNED
Role: Director
Appointed on: 06 Nov 2015
Resigned on: 09 Mar 2018
Country of Residence: United Kingdom
Date of birth: October 1965
Address: 20, Western Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4SH

MARTIN, Siobhan Claire RESIGNED
Role: Director
Appointed on: 17 Jan 2019
Resigned on: 29 Jul 2022
Country of Residence: England
Date of birth: January 1979
Address: 20, Western Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4SH

PARRY, Graham David Richard RESIGNED
Role: Director
Appointed on:
Resigned on: 25 Feb 2002
Date of birth: June 1945
Address: 1 Trinity Court, School Lane, Hoylake, Wirral, CH47 3BA

RIGBY, April RESIGNED
Role: Director
Appointed on: 23 Jul 1993
Resigned on: 01 Nov 2000
Date of birth: August 1961
Address: Bridfield House, Lambridge Wood Road, Henley On Thames, Oxfordshire, RG9 3BP

SECCOMBE, Jonathan Lawrence RESIGNED
Role: Director
Appointed on:
Resigned on: 23 Jul 1993
Date of birth: November 1948
Address: Fairoak House, Marsh Baldon, Oxford, Oxon, OX44 9NJ

SUTTON, Adam Matthew RESIGNED
Role: Director
Appointed on: 26 Jul 2022
Resigned on: 25 Sep 2023
Country of Residence: England
Date of birth: April 1966
Address: 20, Western Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4SH

TROUP, Andrew Richard Gordon RESIGNED
Role: Director
Appointed on:
Resigned on: 05 Nov 2009
Country of Residence: United Kingdom
Date of birth: August 1957
Address: Sandfords, Bampton, Oxfordshire, OX18 2ND

YOUNG, Gary Richard RESIGNED
Role: Director
Appointed on: 01 Nov 2000
Resigned on: 30 Apr 2020
Country of Residence: England
Date of birth: January 1960
Address: 20, Western Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4SH, United Kingdom

Filing history

Timeline

People with significant control

Charges

Created	Status	Filings
13 Apr 2015	Satisfied	Registration of a charge (MR01) (opens in a new tab)Satisfaction of a charge (MR04) (opens in a new tab)
10 May 2004	Satisfied	Registration of a charge (395) (opens in a new tab)Satisfaction of a charge (MR04) (opens in a new tab)
04 Jan 1983	Satisfied
06 Apr 1981	Satisfied

Registers

Exemptions

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Legal Entity Identifier

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