- K&A O'BRIEN LTD- 03816457 - Incorporated on 26 July 1999 
- A & S O'BRIEN LTDActive - Proposal to Strike off- SC451340 - Incorporated on 31 May 2013 
- D M O'BRIEN LTD- 12118376 - Incorporated on 23 July 2019 
- C O'BRIEN LTDActive - Proposal to Strike off- 09910506 - Incorporated on 10 December 2015 
- K & J O'BRIEN LTDDisolved- 14994563 - Dissolved on 17 December 2024 
- RICHARD O'BRIEN- Born November 1969 - 408 RADFORD ROAD, COVENTRY, ENGLAND, CV6 3AB 
- RICHARD O'BRIEN- Born May 1981 - 512 ST. VINCENT STREET, GLASGOW, LANARKSHIRE, SCOTLAND, G3 8XZ 
- RICHARD O'BRIEN- Born October 1981 - KEMP HOUSE 152 - 160 CITY ROAD, LONDON, ENGLAND, EC1V 2NX 
- RICHARD O'BRIEN- Born January 1957 - 11 SMITHY FEN, COTTENHAM, CAMBRIDGE, ENGLAND, CB24 8PT 
- RICHARD O'BRIEN- Born December 1972 - SUITE 3 2 MERCURY PARK, AMBER CLOSE, AMINGTON, TAMWORTH, ENGLAND, B77 4RP 
- RICHARD O'BRIEN- 13 CLEVELAND CRESCENT, BOREHAMWOOD, UNITED KINGDOM, WD6 2EP 
- RICHARD O'BRIEN- 29 SOUTHWOOD COURT, WYNYATT STREET, LONDON, EC1V 7HX 
- RICHARD O'BRIEN- Born March 1991 - 2 FRAMPTON COURT, GORSEINON, SWANSEA, WALES, SA4 4ZD 
- RICHARD O'BRIEN- Born June 1978 - 17 SANDHAM GROVE, HESWALL, WIRRAL, UNITED KINGDOM, CH60 1XN 
- RICHARD O'BRIEN- 192 KEDLESTON ROAD, DERBY, DERBYSHIRE, DE22 1FX 
- RICHARD O'BRIEN- Born June 1978 - 5 THE MERRIN, MITCHELDEAN, ENGLAND, GL17 0BU 
- RICHARD O'BRIEN- Born November 1958 - 2 SLEAD VIEW, BRIGHOUSE, ENGLAND, HD6 2JH 
- MR JOHN RICHARD TAYLOR LIMITED- 15648315 - Incorporated on 15 April 2024 
- RICHARD O'BRIEN- 27 KETLEY HOUSE, 63 - 65 GARRATT LANE, LONDON, SW18 4GR 
- RICHARD O'BRIEN- 7 STUBBS POINT, NEW BARN STREET, PLAISTOW, LONDON, E13 8JL