Kate Ison > Bryan Cave Leighton Paisner > London, England > Lawyer Profile
Bryan Cave Leighton Paisner Offices

Governor’s House
5 Laurence Pountney Hill
EC4R 0BR
England
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Kate Ison

Work Department
Tax Litigation & Investigations
Position
Partner
Career
Kate is a Partner in Tax Advice and Controversy. She is experienced in advising on and resolving complex and high value tax disputes.
Kate’s practice covers the full life cycle of a tax matter and she advises on both direct and indirect taxes and excise duties. She assists clients with corporate tax risk and compliance issues, internal corporate investigations, managing civil enquiries and criminal investigations by HM Revenue and Customs, responding to information requests, and resolving disputes either through negotiation or litigation. She has significant experience in conducting tax appeals at all levels of the court including the First-Tier Tribunal, the Upper Tribunal, the High Court and the Court of Appeal. She also advises on non-tax focused enquiries where HMRC is the investigative or supervisory agency, including export control and AML issues.
Lawyer Rankings
London > Dispute resolution > Tax litigation and investigations
(Leading partners)The ‘good all round team with lots of practical experience’ at Bryan Cave Leighton Paisner maintains strong coverage of civil and criminal tax matters, with a strong track record in high profile test cases of national significance. Elizabeth Bradley, who is the firm’s global head of tax, leads the department alongside Kate Ison, praised for her ability to ‘explain issues succinctly and effectively‘. Ison covers both direct tax and VAT, with experience handling HMRC enquiries and investigations. Alan Sinyor is the resident indirect taxation expert, covering all contentious and non-contentious issues relating to VAT and Customs Duties. Kyle O’Sullivan joined the group from Slaughter and May in April 2024.
London > Corporate and commercial > VAT and indirect tax
Bryan Cave Leighton Paisner oversees a range of VAT and indirect tax matters in the context of real estate transactions, litigation, business acquisitions, and planning agreements. Other areas of focus include complex SDLT matters and customs duties disputes. Head of global tax Elizabeth Bradley and head of VAT Alan Sinyor jointly oversee the tax advice and controversy practice. Sinyor’s expertise lies in VAT, SDLT and customs duties, while Bradley’s knowledge of tax relating to finance, corporate M&A, funds and real estate is strong. Key names include Kate Ison, who is highlighted for her skills in contentious matters, and Andy West, whose work largely comes from clients in a range of real estate sectors. Kyle O’Sullivan, previously of Slaughter and May, was welcomed to the firm in April 2024.
London > Corporate and commercial > EU and competition: trade, WTO anti-dumping and customs
Advising across sanctions, exports, controls, customs and WTO rules, Bryan Cave Leighton Paisner‘s ‘professional skills and great pragmatism‘ makes it a key choice for a range of clients engaged in global trade. Chris Bryant, who sits at the head of the practice, is frequently involved in antidumping and anti-subsidy cases, as well as advising on sanctions, export controls and WTO matters. Kate Ison is a key name for tax disputes, as well as matters involving export controls and HMRC investigations.
Lawyer Rankings
- Leading partners London > Dispute resolution > Tax litigation and investigations
- Tax litigation and investigations London > Dispute resolution
- VAT and indirect tax London > Corporate and commercial
- EU and competition: trade, WTO anti-dumping and customs London > Corporate and commercial
Top Tier Firm Rankings
- Real estate > Commercial property: corporate occupiers
- Real estate > Commercial property: development
- Real estate > Commercial property: investment
- Corporate and commercial > Private equity: transactions - mid-market deals (up to £500m)
- Crime, fraud and licensing > Licensing
- Real estate > Planning
- Real estate > Property finance
- Real estate > Property litigation
- Projects, energy and natural resources > Water
Firm Rankings
- Corporate and commercial > Commercial contracts
- Dispute resolution > Competition litigation
- Real estate > Construction: non-contentious
- Employment > Employers
- Corporate and commercial > Equity capital markets – small-mid cap
- Corporate and commercial > Financial services: contentious
- Crime, fraud and licensing > Fraud: civil
- Industry focus > Hospitality and leisure
- Projects, energy and natural resources > Infrastructure: Project finance and development
- Corporate and commercial > M&A: Lower Mid-Market Deals, £100m-£750m
- Transport > Rail
- Industry focus > Retail and consumer
- Dispute resolution > Tax litigation and investigations
- Corporate and commercial > VAT and indirect tax
- Finance > Asset based lending
- Dispute resolution > Banking litigation: investment and retail
- Dispute resolution > Commercial litigation: premium
- Corporate and commercial > Corporate tax
- Corporate and commercial > EU and competition: trade, WTO anti-dumping and customs
- Crime, fraud and licensing > Gaming and betting
- Projects, energy and natural resources > Infrastructure: M&A and acquisition financing
- Insurance > Insurance: corporate and regulatory
- Dispute resolution > International arbitration
- TMT (technology, media and telecoms) > IT and telecoms
- Projects, energy and natural resources > Power (including electricity and nuclear)
- Investment fund formation and management > Real estate funds
- TMT (technology, media and telecoms) > Sport
- Finance > Transport finance and leasing
- Transport > Aviation
- Finance > Bank lending: investment grade debt and syndicated loans
- Real estate > Construction: contentious
- Risk advisory > Data protection, privacy and cybersecurity
- Corporate and commercial > EU and competition
- Corporate and commercial > Financial services: non-contentious/regulatory
- Employment > Health and safety
- Insurance > Insurance and reinsurance litigation
- Projects, energy and natural resources > Mining and minerals
- Projects, energy and natural resources > Oil and gas
- Projects, energy and natural resources > Renewables
- TMT (technology, media and telecoms) > Reputation management
- Finance > Securitisation
- Finance > Acquisition finance
- Finance > Corporate restructuring & insolvency
- Employment > Employee share schemes