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Mourant Ozannes

Work 01481 723466
Fax 01481 727935

John Lewis

Work 01481 731505
Mourant Ozannes

Work Department

Banking and finance, corporate, funds, insolvency and restructuring, insurance, financial services and regulatory.


John is a partner who has been advising the financial services industry in Guernsey, the UK and Australia for over 20 years. He specialises in corporate, banking and finance, and funds matters, and has substantial experience in trusts, pensions and insurance. Highlight deals: John has advised on: The Royal Bank of Scotland plc – £907m credit facility to Propinvest Group involving due diligence on 28 Guernsey entities; Aviva – insurance transfer scheme sanctioned by the Royal Court of Guernsey to give effect to Aviva’s reattribution of its inherited estate. Celsius Solutions PCC Limited – programme of preference share issues arranged by Barclays Capital.

What the directories say:
(IFLR1000, 2016) ranks John Lewis as a Leading Lawyer in Banking, Capital Markets, Financial Services Regulatory, Investment Funds, Corporate and M&A, Restructuring and Insolvency.
The "consistently very good" John Lewis is ranked as a Leading individual and recommended in Insurance and Commercial & Banking by (Legal 500 UK, 2015). "John Lewis is 'knowledgeable and approachable'" (Legal 500 UK, 2015). (IFLR 1000, 2014) ranks John as a Leading Lawyer.
"One peer asserts that John Lewis is 'someone I would turn to myself'," (Chambers UK, 2013).


Trained Allen & Overy, London and Brussels, qualified into the financial services regulatory group; in-house experience with the ING Group for three years; moved back to private practice with Minter Ellison, Sydney; solicitor of the Supreme Court of England and Wales 1993 (currently non-practising); legal practitioner of the Supreme Court of New South Wales 1996 (currently non – practising); solicitor of the High Court of Australia 1996 (currently non-practising); advocate of the Guernsey Bar 2006.


John is a member of IPEBLA (International Pension & Employee Benefit Lawyers Association), on the committee of GAPP (Guernsey Association of Pension Providers) and a director and secretary of the Guernsey Rugby Association.


University of Birmingham (1989 LLB Hons); University of New South Wales (2000 LLM corporate, commercial and taxation law); Glasgow Caledonian University (2003 certificate in captive insurance management); Universite de Caen (2005 certificat d’Etudes Juridiques Francaises et Normandes).


Banking and finance

Within: Leading individuals

John Lewis - Mourant Ozannes

Within: Banking and finance

Mourant Ozannes 'is a solid firm on whom clients can rely without fail'. The 'superb and extremely responsive' banking team services a wide variety of clients, including arrangers, lenders, borrowers, trustees and issuers, across the full range of mandates, and has 'a sound knowledge of the local legal and regulatory requirements'. In recent highlights, Caroline Chan oversaw a significant fund financing transaction on behalf of a major global bank as lender, and the 'calm and reliable' John Rochester guided a household name bank through the Guernsey, Jersey, BVI and Cayman law aspects of its ring-fencing transfer scheme. Along with 'superstar' senior associate Alana Gillies – who 'combines top-notch technical skills with amazing stamina and resilience' – he also acted for Santander in the amendment and restatement of a term loan facility to refinance a portfolio of industrial properties and the acquisition of further assets in the UK. Also notable are the 'calm and pragmatic' Helen Wyatt, senior associate Alex Porter, who has experience in dealing with Islamic financing matters, and 'clear and concise' practice head John Lewis.

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Corporate and M&A

Within: Leading individuals

John Lewis - Mourant Ozannes

Within: Corporate and M&A

John Lewis spearheads Mourant Ozannes' 'professional, knowledgeable and reliable' corporate and commercial outfit, which recently acted for LabTech Investments in its contractual takeover of Market Tech, and was instructed by a global law firm to assist with the establishment of a strategic real estate investment group, a private venture capital vehicle and a private equity vehicle. Frances Watson worked alongside counsel Alex Davies to oversee the merger of two investment managers to create a new entity focused on specialist lending assets. Clients such as Mariana Resources and Endeavour Mining instructed Helen Wyatt and the 'thorough and engaging' Caroline Chan to handle significant takeover and M&A transactions via a scheme of arrangement. In other highlights, John Rochester collaborated with the firm's dispute resolution department to successfully block the sanction of a scheme of arrangement in the Royal Court on behalf of an investment manager as minority shareholder in the purchasing company. Other notable clients include Ancala Partners, Mitsui Power Ventures and the Prospect Japan Fund.

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Within: Leading individuals

John Lewis - Mourant Ozannes

Within: Insurance

The dedicated insurance team at Mourant Ozannes 'is strong in all areas' in the field and 'fully appreciates the commercial needs of a defendant insurer'. Gordon Dawes 'is responsible for the number one defendant practice in the Channel Islands' and employs his 'technical expertise' to regularly represent the islands' medical professionals and the Guernsey government in the full gamut of civil claims. On the non-contentious side, 'strong communicator' and 'technically astute' John Lewis - supported by associate Gary Hall - continues to provide Jersey and Guernsey law advice to Scottish Equitable regarding the transfer of a portfolio of annuities, and the pair recently assisted an international life insurer with the reinsurance of longevity risk pertaining to two pension schemes through Guernsey captive insurers. Clients also recommend 'technically excellent' counsel Chantel Barrett and the 'very knowledgeable, user-friendly and responsive' Helen Wyatt.

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Legal Developments in Guernsey

Legal Developments and updates from the leading lawyers in each jurisdiction. To contribute, send an email request to
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