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21 office spaces to rent in Portman Square

10 Person External Private Office | 341 Sq. Ft.

10 Person External Private Office | 341 Sq. Ft.

10 Person External Private Office | 341 Sq. Ft.

10 Person External Private Office | 341 Sq. Ft.

10 Person External Private Office | 341 Sq. Ft.

3 available

10 Person External Private Office | 341 Sq. Ft.

323, 2 Portman Street Marylebone, W1H

Up to 10 people

Private Office

Updated: Wed, 26 August, 2026

On 3 customers' shortlist

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from £6,820 /month

£682 /person /month

4 Person Internal Private Office in Marylebone | 133 Sq. Ft.

4 Person Internal Private Office in Marylebone | 133 Sq. Ft.

4 Person Internal Private Office in Marylebone | 133 Sq. Ft.

4 Person Internal Private Office in Marylebone | 133 Sq. Ft.

4 Person Internal Private Office in Marylebone | 133 Sq. Ft.

2 available

4 Person Internal Private Office in Marylebone | 133 Sq. Ft.

422, 2 Portman Street Marylebone, W1H

Up to 4 people

Private Office

Updated: Wed, 26 August, 2026

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from £2,261 /month

£565 /person /month

47 Person External Private Office in Marylebone | 1,648 Sq. Ft. with 4 Meeting Rooms

47 Person External Private Office in Marylebone | 1,648 Sq. Ft. with 4 Meeting Rooms

47 Person External Private Office in Marylebone | 1,648 Sq. Ft. with 4 Meeting Rooms

47 Person External Private Office in Marylebone | 1,648 Sq. Ft. with 4 Meeting Rooms

47 Person External Private Office in Marylebone | 1,648 Sq. Ft. with 4 Meeting Rooms

47 Person External Private Office in Marylebone | 1,648 Sq. Ft. with 4 Meeting Rooms

320, 321, 2 Portman Street Marylebone, W1H

Up to 47 people

Private Office

Updated: Wed, 26 August, 2026

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from £32,960 /month

£701 /person /month

Internal Private Office for up to 2 People | 73 Sq. Ft.

Internal Private Office for up to 2 People | 73 Sq. Ft.

Internal Private Office for up to 2 People | 73 Sq. Ft.

Internal Private Office for up to 2 People | 73 Sq. Ft.

Internal Private Office for up to 2 People | 73 Sq. Ft.

Internal Private Office for up to 2 People | 73 Sq. Ft.

452, 2 Portman Street Marylebone, W1H

Up to 2 people

Private Office

Updated: Wed, 26 August, 2026

On 1 customer's shortlist

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from £1,241 /month

£621 /person /month

18 Person External Private Office | 638 Sq. Ft.

18 Person External Private Office | 638 Sq. Ft.

18 Person External Private Office | 638 Sq. Ft.

18 Person External Private Office | 638 Sq. Ft.

18 Person External Private Office | 638 Sq. Ft.

18 Person External Private Office | 638 Sq. Ft.

410, 2 Portman Street Marylebone, W1H

Up to 18 people

Private Office

Updated: Wed, 26 August, 2026

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from £12,494 /month

£694 /person /month

3 Person Internal Private Office | 108 Sq. Ft.

3 Person Internal Private Office | 108 Sq. Ft.

3 Person Internal Private Office | 108 Sq. Ft.

3 Person Internal Private Office | 108 Sq. Ft.

3 Person Internal Private Office | 108 Sq. Ft.

4 available

3 Person Internal Private Office | 108 Sq. Ft.

330, 2 Portman Street Marylebone, W1H

Up to 3 people

Private Office

Updated: Wed, 26 August, 2026

On 13 customers' shortlist

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from £1,751 /month

£584 /person /month

4 Person Internal Private Office | 130 Sq. Ft.

4 Person Internal Private Office | 130 Sq. Ft.

4 Person Internal Private Office | 130 Sq. Ft.

4 Person Internal Private Office | 130 Sq. Ft.

4 Person Internal Private Office | 130 Sq. Ft.

2 available

4 Person Internal Private Office | 130 Sq. Ft.

418, 2 Portman Street Marylebone, W1H

Up to 4 people

Private Office

Updated: Wed, 26 August, 2026

On 4 customers' shortlist

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from £2,210 /month

£553 /person /month

External Private Office for up to 19 People | 649 Sq. Ft.

External Private Office for up to 19 People | 649 Sq. Ft.

External Private Office for up to 19 People | 649 Sq. Ft.

External Private Office for up to 19 People | 649 Sq. Ft.

External Private Office for up to 19 People | 649 Sq. Ft.

External Private Office for up to 19 People | 649 Sq. Ft.

305, 2 Portman Street Marylebone, W1H

Up to 19 people

Private Office

Updated: Wed, 26 August, 2026

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from £12,710 /month

£669 /person /month

11 Person Private Office | 381 Sq. Ft.

11 Person Private Office | 381 Sq. Ft.

11 Person Private Office | 381 Sq. Ft.

11 Person Private Office | 381 Sq. Ft.

11 Person Private Office | 381 Sq. Ft.

2 available

11 Person Private Office | 381 Sq. Ft.

304, 2 Portman Street Marylebone, W1H

Up to 11 people

Private Office

Updated: Wed, 26 August, 2026

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from £7,461 /month

£678 /person /month

External Private Office for up to 26 People with Meeting Room | 922 Sq. Ft.

External Private Office for up to 26 People with Meeting Room | 922 Sq. Ft.

External Private Office for up to 26 People with Meeting Room | 922 Sq. Ft.

External Private Office for up to 26 People with Meeting Room | 922 Sq. Ft.

External Private Office for up to 26 People with Meeting Room | 922 Sq. Ft.

External Private Office for up to 26 People with Meeting Room | 922 Sq. Ft.

308, 2 Portman Street Marylebone, W1H

Up to 26 people

Private Office

Updated: Wed, 26 August, 2026

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from £18,056 /month

£694 /person /month

Internal Private Office for up to 4 People | 145 Sq. Ft.

Internal Private Office for up to 4 People | 145 Sq. Ft.

Internal Private Office for up to 4 People | 145 Sq. Ft.

Internal Private Office for up to 4 People | 145 Sq. Ft.

Internal Private Office for up to 4 People | 145 Sq. Ft.

2 available

Internal Private Office for up to 4 People | 145 Sq. Ft.

420, 2 Portman Street Marylebone, W1H

Up to 4 people

Private Office

Updated: Wed, 26 August, 2026

On 4 customers' shortlist

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from £2,779 /month

£695 /person /month

External Private Office for up to 9 People with 2 Meeting Rooms | 306 Sq. Ft.

External Private Office for up to 9 People with 2 Meeting Rooms | 306 Sq. Ft.

External Private Office for up to 9 People with 2 Meeting Rooms | 306 Sq. Ft.

External Private Office for up to 9 People with 2 Meeting Rooms | 306 Sq. Ft.

External Private Office for up to 9 People with 2 Meeting Rooms | 306 Sq. Ft.

External Private Office for up to 9 People with 2 Meeting Rooms | 306 Sq. Ft.

307, 2 Portman Street Marylebone, W1H

Up to 9 people

Private Office

Updated: Wed, 26 August, 2026

On 1 customer's shortlist

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from £5,993 /month

£666 /person /month

13 Person External Private Office | 456 Sq. Ft.

13 Person External Private Office | 456 Sq. Ft.

13 Person External Private Office | 456 Sq. Ft.

13 Person External Private Office | 456 Sq. Ft.

13 Person External Private Office | 456 Sq. Ft.

2 available

13 Person External Private Office | 456 Sq. Ft.

321, 2 Portman Street Marylebone, W1H

Up to 13 people

Private Office

Updated: Wed, 26 August, 2026

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from £9,120 /month

£702 /person /month

34 Person External Private Office with 3 Meeting Rooms | 1,192 Sq. Ft.

34 Person External Private Office with 3 Meeting Rooms | 1,192 Sq. Ft.

34 Person External Private Office with 3 Meeting Rooms | 1,192 Sq. Ft.

34 Person External Private Office with 3 Meeting Rooms | 1,192 Sq. Ft.

34 Person External Private Office with 3 Meeting Rooms | 1,192 Sq. Ft.

34 Person External Private Office with 3 Meeting Rooms | 1,192 Sq. Ft.

320, 2 Portman Street Marylebone, W1H

Up to 34 people

Private Office

Updated: Wed, 26 August, 2026

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from £23,840 /month

£701 /person /month

External Private Office for up to 6 People | 222 Sq. Ft.

External Private Office for up to 6 People | 222 Sq. Ft.

External Private Office for up to 6 People | 222 Sq. Ft.

External Private Office for up to 6 People | 222 Sq. Ft.

External Private Office for up to 6 People | 222 Sq. Ft.

External Private Office for up to 6 People | 222 Sq. Ft.

306, 2 Portman Street Marylebone, W1H

Up to 6 people

Private Office

Updated: Wed, 26 August, 2026

On 3 customers' shortlist

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from £4,348 /month

£725 /person /month

8 Person External Private Office | 282 Sq. Ft.

8 Person External Private Office | 282 Sq. Ft.

8 Person External Private Office | 282 Sq. Ft.

8 Person External Private Office | 282 Sq. Ft.

8 Person External Private Office | 282 Sq. Ft.

8 Person External Private Office | 282 Sq. Ft.

423, 2 Portman Street Marylebone, W1H

Up to 8 people

Private Office

Updated: Wed, 26 August, 2026

On 8 customers' shortlist

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from £5,405 /month

£676 /person /month

23 Person External Private Office | 814 Sq. Ft.

23 Person External Private Office | 814 Sq. Ft.

23 Person External Private Office | 814 Sq. Ft.

23 Person External Private Office | 814 Sq. Ft.

23 Person External Private Office | 814 Sq. Ft.

23 Person External Private Office | 814 Sq. Ft.

444, 2 Portman Street Marylebone, W1H

Up to 23 people

Private Office

Updated: Wed, 26 August, 2026

On 1 customer's shortlist

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from £16,280 /month

£708 /person /month

10 Person External Private Office in Marylebone | 334 Sq. Ft.

10 Person External Private Office in Marylebone | 334 Sq. Ft.

10 Person External Private Office in Marylebone | 334 Sq. Ft.

10 Person External Private Office in Marylebone | 334 Sq. Ft.

10 Person External Private Office in Marylebone | 334 Sq. Ft.

2 available

10 Person External Private Office in Marylebone | 334 Sq. Ft.

445, 2 Portman Street Marylebone, W1H

Up to 10 people

Private Office

Updated: Wed, 26 August, 2026

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from £6,680 /month

£668 /person /month

40 Person External Private Office with 2 Meeting Rooms | 1,405 Sq. Ft.

40 Person External Private Office with 2 Meeting Rooms | 1,405 Sq. Ft.

40 Person External Private Office with 2 Meeting Rooms | 1,405 Sq. Ft.

40 Person External Private Office with 2 Meeting Rooms | 1,405 Sq. Ft.

40 Person External Private Office with 2 Meeting Rooms | 1,405 Sq. Ft.

40 Person External Private Office with 2 Meeting Rooms | 1,405 Sq. Ft.

303, 304, 305, 2 Portman Street Marylebone, W1H

Up to 40 people

Private Office

Updated: Wed, 26 August, 2026

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from £27,515 /month

£688 /person /month

3 Person Internal Private Office in Marylebone | 102 Sq. Ft.

3 Person Internal Private Office in Marylebone | 102 Sq. Ft.

3 Person Internal Private Office in Marylebone | 102 Sq. Ft.

3 Person Internal Private Office in Marylebone | 102 Sq. Ft.

3 Person Internal Private Office in Marylebone | 102 Sq. Ft.

2 available

3 Person Internal Private Office in Marylebone | 102 Sq. Ft.

456, 2 Portman Street Marylebone, W1H

Up to 3 people

Private Office

Updated: Wed, 26 August, 2026

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from £1,734 /month

£578 /person /month

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