Carey Olsen
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Under the guidance of Guy Coltman, Carey Olsen’s corporate team is a strong choice for all manner of transactions, including public and private M&A, and is also well versed in overseeing restructuring mandates. Coltman himself handles both public M&A and private equity transactions, while also working alongside the firm’s disputes team when shareholder disputes or proxy contests arise. James Willmott combines transactional experience with expertise in issues affecting start-ups, joint ventures and restructuring matters, while David Taylor handles the full spectrum of corporate transactions. Katherine Tresca, who joined the partnership in July 2025, handles the gamut of corporate transactions, in addition to assisting clients with day-to-day operational matters.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- 'The Carey Olsen team were able to ensure that all legal needs were addressed, without getting stuck in the just legal aspect. They were able to remain focused on the commercial outcomes being sought, and provided significant practicable advice to enable us to achieve our outcomes.'
- 'James Willmott and Katherine Tresca are commercial, timely, kind and considerate. Calm-headed and very collaborative when dealing with two other sets of lawyers!'
Key clients
- Feguson plc
- Birkenstock Holding plc
Work highlights
Advised Ferguson plc on the establishment of a new corporate structure under Ferguson Enterprises Inc. by way of a merger under Jersey companies law.


