Clerks and Administration

The strategic planning, business development, marketing and day-to-day operations of 187 Fleet Street are the responsibility of our Chambers’ General Manager, supported by an experienced clerking and administration team working to ensure the highest standards of service are provided to our barristers, instructing solicitors/agencies and the general public.

If you have any queries or concerns regarding the services provided at 187 Fleet Street, or wish to direct a compliment to a member of the team, we would be happy to hear from you.

Our experienced and professional clerks’ team, led by John Pyne – Senior Clerk, are happy to help with your enquiry in a friendly and efficient manner.

During the Coronavirus crisis our team will be available between 9.00am and 5.30pm (Monday to Friday) and contact can be made by:

Chambers direct line: 0207 430 7430; or

  • John Pyne 0207 430 7300
  • Steve Parr 0207 430 7305
  • Theresa Tyler 0207 430 7304
  • Maria Dimmock 0207 430 7310


Out of these hours contact can be made by calling 07976 281 902

Maria Dimmock – Chambers’ General Manager

Maria joined Chambers as General Manager in July 2019 and has overall responsibility for Chambers’ strategic planning, business development, marketing and day-to-day operations.

Maria brings 25 years’ experience in senior leadership roles within public and private sector healthcare organisations in the UK and Middle East, working with consultant medical practitioners in the development of their private practices.

Maria completed her Master’s in Business Administration in 2007.

0207 430 7310

John Pyne – Senior Clerk

John joined 187 Fleet Street as a clerk in 1981 and was appointed to the role of Senior Clerk in 1996.

John is responsible for overseeing the efficient running of Chambers ensuring that clients receive the highest level of service.  He is also responsible for the development of barristers’ practices and the management of the clerking team.

The Legal 500 says:
‘John Pyne is one of the best in the business and certainly one of the nicest. He is a credit to Chambers and has developed a vibrant and talented Clerks Room’.

0207 430 7300

Theresa Tyler

Theresa joined Chambers in 2001 and has responsibility for the management of the diary and the development and maintenance of client relationships.

Prior to joining Chambers Theresa worked for over 20 years for a criminal defence solicitors in South East London.

0207 430 7304

Steve Parr

Steve is a very experienced clerk and has previously worked in two of London’s largest criminal sets.

Steve is responsible for business development and engagement with instructing solicitors and agencies.

0207 430 7305

Steph Shaylor

Steph joined 187 Fleet Street in November 2017 having previously worked for a firm of criminal solicitors in Essex.

0207 430 7301

Jo Haigh

Jo has been a clerk for over 25 years and has experience of working in two other criminal sets.

She was a diary clerk at 2 Pump Court before joining 187 Fleet Street in July 2014 following the merger of both Chambers and is responsible for all aspects of Chambers’ prosecution billing including aged debt.

0207 430 7307

Emma Gluckstein

Emma was called to the Bar in 1985. She then took a sabbatical and returned to Chambers to assist with their move to Fleet Street in 1999.

In 2004 Emma’s role changed to become Chambers’ Administrator and she is in the unique position of understanding both sides of the profession.

0207 430 7410