- DiscreteHeat Company Ltd - 1 Victoria Works Industrial Estate, Manchester, Greater Manchester, M46 0FY
- Discus Group Limited - PO Box 500, Northampton, NN3 3WQ
- Disign Manufacture Installation - The Coach House & Stables, Diss, Suffolk, IP21 4AF
- DiskEng (Advanced Data Recovery Services) - John Eccles House, Oxford, OX4 4GP
- Disklabs Ltd - Disklabs House, Tamworth, Staffordshire, B77 4AS
- Disklok - Disklok House, Preston Road, Chorley, Lancashire, PR7 5HH
- Dispak Ltd - Unit 32, Melksham, Wiltshire, SN12 6SP
- Di-Spark Limited - 3A-3B Wessex Gate, Waterlooville, Hampshire, PO8 9LP
- Dispensing liquid UK Ltd - 8 Stonehill, Huntingdon, Cambridgeshire, PE29 6ED
- Display & Component Technology - 50 Hardings, Oxford, Oxfordshire, OX44 7TJ
- Display Boards Direct - 6 Old Hall Barns, Bury St. Edmunds, Suffolk, IP31 2NG
- Display Components Digital Signage -
- Display Contractors Ltd - Brookwillow Farm, Leatherhead, Surrey, KT22 0AN
- Display Developments - Trim House, Erith, DA8 1EX
- Display Graphics - Ashley Industrial Estate, Mereside, Ely, Cambridgeshire, CB7 5EE
Companies 1786 to 1800 | Page 120 of 179