Landmark Chambers - UK 100

Turnover: £14.2m

Head of chambers: Patrick Clarkson QC

Total tenants (silks): 61 (17)

Door tenants: Seven

Chambers contributions: 20 per cent

Revenue per barrister: £245,000

Top cases last year: Shellhaven Container Port Inquiry; London Bridge Tower (‘Shards of Glass’); Olympic bid site; Arsenal Stadium compulsory purchase order; the Hutton Inquiry.

No of appearances in House of Lords: Eight

No of appearances in Court of Appeal: 47

Barrister to staff ratio: 1:0.28

Average hourly rates: £50-£500

New clients: None

Income derived from overseas work: 1.5 per cent