Property to Let in Great Portland Street |
| Carlton Landmark Properties | 020 7631 3161 | | 9 Mansfield Street, London, W1G 9NY |  Map & Directions |
| Sunley Holdings Plc | 020 7499 8842 | | 20 Berkeley Square, London, W1J 6LH | | Map & Directions |
| Ashville Properties Ltd | 020 7629 9675 | | 53 Mount Street, London, W1K 2SG | | Map & Directions |
| Iron Founders & Allied Trade Ltd | 020 7493 5068 | | St. Georges House, 15 Hanover Square, London, W1S 1HS | | Map & Directions |
| St James Investments Ltd | 020 7355 1287 | | 30 New Bond Street, London, W1S 2RN | | Map & Directions |
| Greenhall Estates Ltd | 020 7629 2997 | | Scandia House, 6 Albemarle Street, London, W1S 4HG | | Map & Directions |
| Central Investment Properties | 020 7580 3800 | | 29a Wimpole Street, London, W1G 8GP | | Map & Directions |
| Dukelease Properties | 020 7629 8282 | | 50 New Bond Street , London, W1S 1RD | | Map & Directions |
| Silvertown Quays | 020 7292 0420 | | 10-12 Cork Street, London, W1S 3NP | | Map & Directions |
| Henry Boot Developments Ltd | 020 7495 6419 | | 13 Stratford Place, London, W1C 1BD | | Map & Directions |
| Pin International Property Ltd | 020 7629 8868 | | 22 Grafton Street, London, W1S 4EX | | Map & Directions |
| Primrose International Ltd | 020 7439 3438 | | 1 Oxford Street, London, W1D 2DA | | Map & Directions |
| Ama International Property Services Ltd | 020 7724 4844 | | 20 Seymour Street, London, W1H 7HX | | Map & Directions |
| Wigmore Management | 020 7935 0192 | | 65 Wigmore Street, London, W1U 1JT | | Map & Directions |
| Hobden Group Of Companies | 020 7935 5042 | | 54 Weymouth Street, London, W1G 6NU | | Map & Directions |
| Canadian & Portland Estates | 020 7659 9747 | | 47-48 New Bond Street, London, W1S 1DJ | | Map & Directions |
| Oakhurst Property Developements | 020 7494 0144 | | 22-23 Old Burlington Street, London, W1S 2JJ | | Map & Directions |
| St. Modwen Developments Ltd | 020 7499 5666 | | 16 Berkeley Street, London, W1J 8DZ | | Map & Directions |
| Buccleuch Property | 020 7297 4400 | | 3 Charles Street, London, W1J 5DD | | Map & Directions |
| Kop Pavement Shopping Plc | 020 7629 3700 | | 10 John Princes Street , London, W1G 0AH | | Map & Directions |
| Simon Bridbury Ltd | 020 7935 1751 | | 11 Welbeck Street, London, W1G 9XZ | | Map & Directions |
| Home Made | 020 7287 5044 | | New Gallery House, 6 Vigo Street, London, W1S 3HF | | Map & Directions |
| Grafton Estates Plc | 020 7408 0888 | | 48 Mount Street, London, W1K 2SB | | Map & Directions |
| Purkiss Featherstone Dare | 020 7629 3660 | | 11 Maddox Street, London, W1S 2QF | | Map & Directions |
| Glenmore Investments Ltd | 020 7935 0100 | | 52 Queen Anne Street, London, W1G 8HL | | Map & Directions |
| Ozseeker | 020 7887 6047 | | Berkeley Square House, Berkeley Square, London, W1J 6BD | | Map & Directions |
| Arc Estates Ltd | 020 7224 5546 | | 22 Bentinck Street , London, W1U 2AB | | Map & Directions |
| Arrowcraft Management Ltd | 020 7499 5432 | | 110 Park Street, London, W1K 6AD | | Map & Directions |
| Haileybury Ltd | 020 7499 6660 | | 65 Grosvenor Street, London, W1K 3JJ | | Map & Directions |
| Ridgeford Properties | 020 7307 1820 | | 10 Weymouth Street, London, W1W 5BX | | Map & Directions |
| The Marchday Group | 020 7629 8050 | | Allan House, 10 John Princes Street, London, W1G 0AH | | Map & Directions |
| Rock Capital Group | 020 7647 7550 | | Lansdowne House, 57 Berkeley Square, London, W1J 6ER | | Map & Directions |
| Metrobrooke Ltd | 020 7499 4373 | | 13-14 New Bond Street, London, W1S 3SX | | Map & Directions |
| Asda Property Holdings Plc | 020 7224 1030 | | 58 Queen Anne Street, London, W1G 8HW | | Map & Directions |
| Sapcote Developments | 020 7355 9880 | | 11 St. George Street, London, W1S 2FD | | Map & Directions |
| Grosvenor Hill Ventures | 020 7495 1986 | | 20 Grosvenor Hill, London, W1K 3HQ | | Map & Directions |
| C2g Property Solutions | 020 7935 7536 | | 23 Bentinck Street, London, W1U 2EZ | | Map & Directions |
| North Point Capital | 020 7491 1309 | | 38 South Molton Street , London, W1K 5RL | | Map & Directions |
| Levanter Properties | 020 7495 0750 | | 46-47 Mount Street, London, W1K 2HH | | Map & Directions |
| London & Grosvenor Ltd | 020 7629 5026 | | 42 South Molton Street, London, W1K 5RR | | Map & Directions |
| Terrace Hill Group | 020 7631 1666 | | 1 Portland Place, London, W1B 1PN | | Map & Directions |
| Helical Bar Plc | 020 7629 0113 | | 11-15 Farm Street , London, W1J 5RS | | Map & Directions |
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