COVID-19 – Latest update

Contact us

Please contact us if you wish to request a reasonable adjustment or to inform us of any disability or language requirement you may have. Our Reasonable Adjustment policy can be found here.
Chambers will make reasonable adjustments – please contact Justin Brown, the Senior Clerk, on 020 7242 4937 or at

Three Stone
The Chambers of John McDonnell QC
3 Stone Buildings
Lincoln’s Inn
London WC2A 3XL, UK
Tel: +44 (0)20 7242 4937
Fax: +44 (0)20 7405 3896
Out of hours: +44 (0)775 781 995 / +44 (0)7771 902721
DX: 52 London – Chancery Lane


Three Stone have taken immediate measures to maintain our impressive chancery commercial services and our clerking team will provide their usual high standard of service whilst ensuring the safety of our clients, staff and members during this dynamic period.