- IAN DONALD SIMPSON- Born May 1954 - THE MITFORDS BASINGSTOKE ROAD, THREE MILE CROSS, READING, BERKSHIRE, ENGLAND, RG7 1AT 
- DONALD IAN SIMPSON- Born April 1964 - DONDIA LODGE YELLOWTOP COUNTRY PARK, FOGGATHORPE, SELBY, ENGLAND, YO8 6PZ 
- DONALD IAN SIMPSON- YELLOWTOP COUNTRY PARK, FOGGATHORPE, SELBY, YO8 6PZ 
- ROBERTSON SIMPSON (LONDON) LIMITED- 09403738 - Incorporated on 23 January 2015 
- Donald, Mr. MCGREGOR- 2 Partan Skelly Avenue, Cove Bay, Aberdeen, Aberdeenshire, United Kingdom, AB12 3PU 
- Mark Donald, Mr. EARLE- Born March 1969 - 20-22 Wenlock Road, London, England, N1 7GU 
- Donald John, Mr. MCKEE- 16 Mills Crescent, Seal, Sevenoaks, Kent, United Kingdom, TN15 0DD 
- Mark Donald, Mr. EARLE- Born March 1969 - 20-22 Wenlock Road, London, England, N1 7GU 
- Mark Andrew, Mr. SIMPSON- Born June 1978 - 16 Poplar Place, Guisborough, Cleveland, United Kingdom, TS14 6LL 
- DONALD WARD SIMPSON- Born December 1962 - 26-28 SOUTHERNHAY EAST, EXETER, DEVON, EX1 1NS 
- DONALD ALAN SIMPSON- WINCHESTER HOUSE SCHOOL, BRACKLEY, NORTHANTS, NN13 7AZ 
- Mark Steven, Mr. SIMPSON- Born April 1972 - 19-20 Bourne Court Southend Road, Woodford Green, Essex, England, IG8 8HD 
- Mark Steven, Mr. SIMPSON- Born April 1972 - 19-20 Bourne Court Southend Road, Woodford Green, Essex, England, IG8 8HD 
- DONALD SIMPSON BELL- Born May 1924 - FLAT 4 WOODSIDE HOUSE, WOODSIDE, HARROGATE, YORKSHIRE, HG1 5NG 
- Mark Donald SIMPSON- Born April 1959 - 29 Sandycliffe Close, Forest Town, Mansfield, Nottinghamshire, NG19 0EX 
- Donald Ward SIMPSON- Born December 1962 - C/O Westcotts Plym House, 3 Longbridge Road, Marsh Mills, Plymouth, England, PL6 8LT 
- PAUL DONALD SIMPSON- Born June 1958 - THE STABLES MAIN STREET, HOVERINGHAM, NOTTINGHAM, NG14 7JR 
- JC DONALD IRL LTDDisolved- NI613559 - Dissolved on 21 March 2023 
- MR STUART A ROBERTSON LIMITED- 11864149 - Incorporated on 6 March 2019 
- MR. PAUL MICHAEL ROBERTSON LTD- 15986119 - Incorporated on 30 September 2024