About
Simon Caltagirone
Strategic Clarity. Decisive Action.
Simon Caltagirone
Founder and CEO // Senior Solicitor at Twelve Tabulae
Simon Caltagirone is a Senior Corporate Disputes Lawyer specialising in high-value dispute resolution with a focus on corporate, contractual and white-collar crime matters. He combines a targeted and dynamic approach to solving legal problems. Drawing on his experience as a litigator involved in some of the world’s most challenging disputes, Simon’s robust common-sense approach expedites success for his clients without unnecessary escalation.
He acts for a global client base that includes ultra-high-net-worth individuals, family offices, founders, institutional investors, and multinational entities, many of whom operate across multiple legal and commercial jurisdictions. His clients range from listed companies and politically exposed persons to small business owners and private individuals. Whatever their background, the objective is the same: to win swiftly and without fanfare.
Simon is known for his ability to navigate complex disputes involving financial misconduct, shareholder conflict, tax exposure, and reputational risk. His practice spans commercial litigation, international arbitration, internal investigations, and regulatory defence – often in cases where discretion, speed, and strategic foresight are critical.
With a background in elite international practice, Simon brings a commercially attuned, conflict-aware perspective to legal advisory. He is trusted not only for the outcomes he secures but for the judgment he exercises in situations where business interests and legal risk intersect.
Simon founded his Mayfair Corporate Disputes Lawyer website as a boutique platform for clients seeking tailored advice in legally and strategically complex matters. His approach is characterised by precision, calm authority, and an unwavering focus on his client’s objectives – whether that means resolving disputes quietly or litigating assertively.
Simon is a first-class solicitor; he has tenacity and huge experience of criminal fraud cases, particularly bribery and competition cases, where he has a real expertise.
Legal 500
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He is a huge asset to any legal team.
Legal 500
Legal 500
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