Louise Cockburn
Louise Cockburn called to the Bar in 2022 having qualified as a solicitor in 2004.
She was a partner in a mid-sized firm in Edinburgh and Head of Planning in Scotland for a global firm before setting up her own practice in 2014.
She specialised in planning and environmental law and regularly appeared at inquiries and hearings, many into large scale renewable energy and infrastructure projects including the proposed redevelopment of the former Royal High School in Edinburgh, the Trump Organisation’s golf course at Menie and the Rosyth international container terminal. She was also the instructing solicitor in a successful legal challenge to a local plan. She is a member of the Scottish Planning, Local Government and Environmental Law Bar Group.
Whilst devilling Louise focused on clinical negligence. She was involved in complex and high value cases for pursuers and for defenders, often health boards.
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Sheana Campbell
Sheana Campbell practices mainly in commercial law.
Prior to calling, Sheana was a litigation solicitor for 13 years. She trained and qualified into a large commercial firm before moving to a boutique firm in 2012, where she subsequently became a director. She obtained extended rights of audience in the civil courts in 2014.
Sheana has significant experience of a broad range of commercial disputes, especially those arising out of insolvency situations. She has been regularly instructed in disputes involving contractual, partnership or company related issues. She also has experience in property disputes.
Sheana’s personal insolvency practice was recommended in the 2022 Legal 500. She has been a member of R3’s Scottish Technical Committee since 2018 and the Lexis Nexis Scottish Restructuring and Insolvency Expert Panel since 2019.
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Ayla Iridag
Ayla Iridag called to the bar after working as a solicitor for an International Law Firm, predominately in the fields of insurance and public law. Ayla specialises in actions arising from Health and Safety and Administrative Law matters. This includes personal injury and clinical negligence actions in both the Sheriff Court and Court of Session, as well as Fatal Accident Inquiries and Judicial Reviews.
Ayla’s public and administrative law practice is broad and examples of recent work include firearms licensing disputes, malicious prosecution and unlawful detention cases and orders under the Sexual Offences Act 2003. Ayla has appeared in the Mental Health Tribunal. Ayla was appointed Standing Junior to the Office of the Advocate General in 2022 and in this role has been instructed by various government departments in actions under the Proceeds of Crime Act 2002, petitions for Judicial Review and appeals against Health and Safety Prohibition Notices.
Ayla’s Health and Safety practice includes acting for insurers and commercial organisations in defending actions arising from workplace accidents; occupiers’ liability claims and road traffic accidents. Ayla is regularly instructed on behalf of health boards and medical organisations in respect of clinical negligence matters, often with a particular interest in mental health, as well as in Fatal Accident Inquiries across Scotland. Prior to calling to the bar, as a Solicitor and Devil, Ayla gained experience in health and safety prosecutions, including at trial. She has experience appearing in the criminal courts, including conducting commissions.
Ayla also has experience of regulatory proceedings, having conducted substantive hearings for the Nursing and Midwifery Council and Scottish Social Services Council.
Selected cases
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Katharine Muir
Katharine Muir called to the Bar in 2022 after 6 years as a solicitor in private practice. She is currently on maternity leave. She has a varied civil practice which includes professional regulation, clinical negligence, product liability, judicial review, defamation, construction litigation and contractual disputes. She appears regularly in the Sheriff Courts and Court of Session and has been instructed in group proceedings.
Katharine has a particular interest in product liability. She has worked on some of the most high-profile product liability cases in Scotland as solicitor and since coming to the Bar. She has also advised manufacturers on product compliance and safety, labelling and advertising.
Katharine tutors on the Commercial Law course at the University of Strathclyde.
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Mary Ellen Stewart
Mary Ellen Stewart called to the Bar in 2021, after training and qualifying with Brodies LLP, and latterly working there as a senior solicitor.
As a solicitor, Mary Ellen had a busy practice dealing with a broad range of commercial disputes. Her practice had a particular focus on commercial contracts, banking and finance, insolvency and professional liability litigation. When in private practice, Mary Ellen appeared in the Sheriff Courts and instructed Counsel in Court of Session cases.
Mary Ellen has a particular interest in professional liability and regulation. She also has an interest in maritime and shipping law, and is the Advocate member of the Law Society of Scotland’s Marine Law Sub-Committee. Mary Ellen is also a part-time tutor of Contract Law and Unjustified Enrichment at Edinburgh University.
Mary Ellen was appointed to the Advocate General’s panel of Nominated Presenting Officers to the Home Office in 2021.
Mary Ellen is fluent and fully literate in Scottish Gaelic and is well placed to undertake work involving consideration of documents in Gaelic.
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Mark Boni
Mark Boni called to the Bar in 2020, having qualified as a solicitor in 2014. Since 2022, Mark has been ranked by Legal 500 as a tier 2 leading junior in commercial disputes.
Mark has experience in a wide range of commercial and private law litigation, with a particular interest in contractual and property disputes, prescription, personal insolvency and private client litigation.
As a solicitor and latterly associate with a well-known litigation firm, he appeared regularly for pursuers and defenders in the Sheriff Courts conducting proofs and debates, procedural hearings, opposed motions and interim orders hearings. Mark also has experience in alternative dispute resolution, including arbitration and mediation.
Mark has experience, both as a solicitor and at the Bar, of litigating in the Sheriff Courts, Sheriff Appeal Court, Lands Tribunal, Court of Session (Outer and Inner Houses) as well as the UK Supreme Court. Mark also has experience in alternative dispute resolution, including arbitration and mediation.
Whilst devilling, Mark was a Lord Hope Scholar and was involved in a variety of complex and high value cases, including professional negligence claims and intellectual property actions.
Since 2012, Mark has tutored part-time at the University of Edinburgh. He presently tutors “Commercial Law” and “Contract and Unjustified Enrichment” and previously tutored “Public Law of the UK and Scotland” and “Public Law and Individual Rights”.
Mark wrote the reissue edition of “Prescription and Limitation” in the Stair Memorial Encyclopaedia (published 2023).
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