Firm Profile > Cooke, Young & Keidan LLP > London, England

Cooke, Young & Keidan LLP

Banking litigation: investment and retail Tier 3

Cooke, Young & Keidan LLP's 'team comprises a raft of highly motivated and experienced litigators operating in a tight-knit, boutique firm'. The specialist disputes boutique is highly rated for financial dispute resolution and, free of conflicts of interest, it regularly acts against many financial institutions that other firms cannot act against. Philip Young focuses on substantial fraud-related cases, including those requiring urgent injunctive steps. Also highly regarded are Sinead O’Callaghan, Stephen ElamDaniel Burbeary and senior associate Sam Roberts.

Commercial litigation Tier 3

Cooke, Young & Keidan LLP 'takes on complex, commercial litigation and gets excellent results without fuss or waste'. Clients also praise  the high level of partner engagement at  the City boutique that specialises in complex and high-value commercial and financial dispute resolution.It's specialistfocus means it is free from conflicts of interest. Philip Young is a specialist in dispute resolution involving commercial and corporate matters, fraud, banking, partnerships, and insurance, while Sinead O’Callaghan is particularly focused on the financial sector. Stephen Elam, Daniel Burbeary and Lydia Danon are also key litigators, and Arish Bharucha is an experienced senior associate.

Fraud: civil Tier 3

While specialist disputes boutique Cooke, Young & Keidan LLP has built a strong reputation for acting against banks, the firm has looked to diversify its offering in recent years, with claims against banks now making up a much smaller part of its civil fraud practice. The firm has a track record of work for clients in sectors including financial services, mining, commodities IT and energy; areas of expertise include injunctive relief, including Norwich Pharmacal, search and seizure orders and freezing injunctions. Key partners include firm founder Philip Young, Daniel Burbeary, 'real fighter' Sinead O’Callaghan and Lydia Danon, who is praised for her 'impeccable legal instincts'.

Financial services: contentious Tier 4

Boutique disputes firm Cooke, Young & Keidan LLP specialises in payments services issues and contentious broker work for institutional and retail clients. Stephen Elam is a key name in this area and has a particular focus on matters involving complex financial products. The firm has been acting for former Bank Julius Baer employee Yoshiki Ohmura in claims brought against him by UK fund manager FM Capital Partners, in connection with a  portfolio of assets owned by a Libyan sovereign wealth fund.

Partnership Tier 4

Disputes boutique Cooke, Young & Keidan LLP handles the spectrum of contentious partnership work across a wide range of industries. In particular, the team has experience in matters relating to allegations of fraud against the partnership by members, misappropriation of partnership assets, breach and enforcement of restrictive covenants. Clients include partnerships, LLPs, LPs and their members. Lydia Danon leads on partnership-related work, and is supported by Sinead O’Callaghan, whose clients include a mixture of high-net-worth individuals and hedge funds.

Professional negligence Tier 5

Cooke, Young & Keidan LLP is 'dedicated to achieving the correct result for the client, and it really works as a team'; it has a 'raft of highly-motivated and experienced litigators operating in a tight knit, boutique firm'; and it is an 'innovative firm that is known for taking on some of the toughest opponents and the hardest cases against the biggest City firms'. The team is increasingly involved in high-value and complex disputes involving bankers, other financial sector professionals, accountants and architects. The team represented two high-net-worth individuals in a £3.5m professional negligence claim against their former financial advisors. The team is 'not afraid of thinking outside the box and pushing the boundaries of the law, if this is in the client's interest'.

Other key lawyers:

Sinead O’Callaghan; Stephen Elam


Sinead O’Callaghan is very good with clients.

Lydia Danon is a superb litigator; extremely diligent, responsive and client focused, she is someone you want on your side.

Sam Roberts handles extremely complex work with ease.

International arbitration Tier 6

Cooke, Young & Keidan LLP is 'an impressive disputes boutique with some excellent up-and-coming arbitration practitioners making a name for themselves in complex international disputes against much bigger opponents'. It specialises in commercial and financial disputes, and the practice is generally free of conflicts of interest. Daniel Burbeary is particularly noted for matters involving China, Russia and the CIS region. Sinead O’Callaghan is another active practitioner, while Arish Bharucha is an experienced senior associate.

Cooke, Young & Keidan LLP is a leading specialist firm of commercial disputes lawyers. We specialise in undertaking substantial English Court litigation, international arbitration and alternative dispute resolution, working for businesses in the UK and abroad as well as for high-net-worth individuals.

We are known for outstanding successes in complex cases thanks to our experience, innovation and tenacity. Our specialist focus assists us to remain free of conflicts of interest, meaning that we can act fearlessly against most financial institutions and substantial multinational companies.


Since our foundation in 2009 we have built a formidable reputation for achieving results for our clients in high-value commercial disputes, including both court litigation and international arbitration cases. Offering a combination of commercialism, strategic thinking and tenacity, we are also able to act creatively and flexibly in a way that sets us apart from our competitors. Our commitment to retaining our boutique size and focus means we also offer exceptional, personalized service.

We are known for our adroit handling of complex cases, and our specialist focus assists us to avoid the conflicts of interest often experienced by larger firms with transactional departments, meaning that we can act fearlessly against most financial institutions and substantial multinational companies.

Our reputation was built initially on landmark high-profile cases against major UK banks, but we now offer a broad range of commercial dispute resolution expertise. In addition to our work in the field of banking and financial services (including benchmark manipulation claims, brokerage disputes, and regulatory issues), we have significant expertise in partnership and corporate disputes, trade disputes, civil fraud, and international arbitration across a wide range of industries and jurisdictions.

CYK is a destination of choice for referrals from leading international law firms and barrister chambers, as well as from elsewhere in the professional services sector. CYK is proud of its reputation for being a tenacious firm, helping clients to achieve significant success in high-value, (and sometimes high-profile) claims.

Types of work undertaken: CYK undertakes a range of complex and high-value commercial and corporate litigation and international arbitration for domestic and international corporates, private equity houses, hedge funds, professional services firms and high-net-worth individuals, as well as various forms of Alternative Dispute Resolution, such as mediation.

CYK’s areas of specialist expertise include civil fraud, international arbitration, professional negligence, partnership and corporate disputes, financial sector disputes, technology disputes and alternative dispute resolution. The firm acts in cases across a broad range of markets and industry sectors. A significant proportion of the firm’s work has an international element and the firm has particular experience and connections with the following jurisdictions: USA, EU, India, Russia/CIS, The Middle East and Offshore.

CYK has acted in a number of groundbreaking cases in recent years. The work of the firm has been praised in  the main legal directories and its lawyers have been named as some of the top legal professionals in the UK.

Department Name Email Telephone
Civil and commercial disputes Sinead O'Callaghan
Financial services regulatory Stephen Elam
Financial, banking and hedge fund disputes Philip Young
Financial, banking and hedge fund disputes Stephen Elam
International arbitration and alternative dispute resolution Philip Young
IT, telecoms and outsourcing disputes Sinead O'Callaghan
IT, telecoms and outsourcing disputes Sam Roberts
Partnership, LLP and corporate disputes Philip Young
Professional negligence Sinead O'Callaghan
Commodity and international trade Gerald Cooke
Commodity and international trade Philip Young
Insurance and reinsurance disputes Gerald Cooke
Insurance and reinsurance disputes Philip Young
International arbitration and alternative dispute resolution Daniel Burbeary
Photo Name Position Profile
Mr Daniel Burbeary  photo Mr Daniel Burbeary
Mr Robert Coffey  photo Mr Robert Coffey
Ms Lydia Danon  photo Ms Lydia Danon
Mr Stephen Elam  photo Mr Stephen Elam
Ms Sinead O’Callaghan  photo Ms Sinead O’Callaghan
Mr Philip Young  photo Mr Philip Young
Number of UK lawyers : 28