John Lewis > Mourant > St Peter Port, Guernsey > Lawyer Profile


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).

Lawyer Rankings

Guernsey > Banking and finance

(Hall of Fame)

John LewisMourant

Mourant is retained by the lion’s share of multinational financial lenders, including household-name banks and alternative sponsors. Led by Helen Wyatt, it handles high-value mandates across the spectrum of banking and finance. John Rochester leads the aircraft financing offering, which has seen an increase in credit restructurings and facility renegotiations, while Wyatt and Frances Watson have facilitated a noticeable uptick in fund financing instructions from lenders and borrowers alike. John Lewis and senior associate Pui Yee Lai regularly handle corporate finance and asset finance transactions. Darren Bacon and counsel Alana Gillies are the key names for advice on infrastructure and real estate fund finance matters.

Guernsey > Insurance

(Hall of Fame)

John LewisMourant

Jointly led by John Lewis and Helen Wyatt, Mourant’s insurance offering acts for top-flight domestic and international insurers and reinsurers on the breadth of non-contentious activity. Ongoing instructions encompass multibillion-pound risk transfer transactions and insurance-related M&A and the associated regulatory requirements. Dispute resolution partner Gordon Dawes and counsel Chantal Barrett have a strong reputation for insurance litigation pertaining to professional indemnity, D&I, coverage and regulatory enforcement claims. The team also advises on captive insurance structures.

Guernsey > Employment

Key areas of non-contentious expertise in Mourant’s employment practice include employee data privacy advice encompassing processor agreements, redundancy matters borne out of insolvencies, corporate M&A support and immigration advice. The latter was enhanced by the addition of senior associate Hana Plsek from Collas Crill. Counsel, advocate and practice head Rachel Guthrie takes on tribunal and Royal Court litigation, recently including novel disputes pertaining to restrictive covenants. John Lewis assists with routine pension enquiries.

Guernsey > Commercial property

Mourant has ‘a well-respected property team in Guernsey‘, which takes the lead on domestic commercial property transactions, leasing negotiations and construction agreements. It also handles property financing agreements for lenders and borrowers. The key individuals in the team are corporate partner John Lewis (who leads the practice), senior associate Alison Wood and associate Laura Bougourd. Former practice head Mark Torode left to establish Torode Advocates.

Guernsey > Corporate and M&A

(Leading individuals)

John LewisMourant

In the real estate M&A space, Mourant  Guernsey corporate head Helen Wyatt and the ‘superbJohn Rochester take the lead on premier deals and joint ventures involving logistics and distribution warehouse assets. Focus areas for Frances Watson include the regulated sectors of financial services and insurance, with ongoing work involving regulatory guidance, board issues, restructuring, inward investments and private M&A. The private wealth field is also a primary conduit of engagements; John Lewis is the go-to name in this sphere. Below partner level, counsel Alana Gillies and senior associate Alana Nisbet provide valuable support across the breadth of transactions.