LMA - Committee of Actuaries in the Lloyd's Market

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Committee of Actuaries in the Lloyd’s Market

The Committee of Actuaries in the Lloyd’s Market (CALM) operates as a specialist sub-committee under the LMA Finance Committee, providing a dedicated forum for actuaries working within the Lloyd’s market. The committee facilitates the exchange of technical expertise, promotes best practices and addresses emerging trends and challenges in actuarial work.

Meeting bi-monthly, CALM brings together actuarial professionals to share insights, contribute to market-wide initiatives and support the strategic objectives of the LMA.

Committee

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Paul Davenport

Finance and Risk Director

Committee secretary

Lydia Rhodes

Chair

Laura Mcmaster

Deputy Chair

Key issues covered

The Committee of Actuaries in the Lloyd’s Market plays a central role in fostering collaboration and advancing actuarial practices across the market. Its core activities include:

Identifying shared priorities

Highlighting common issues faced by actuaries in the Lloyd’s market and facilitating open discussion and knowledge sharing.

Engaging with industry proposals

Reviewing and responding to proposals and consultations from Lloyd’s, regulators or professional bodies.

Advisory to Lloyd’s

Liaising with Lloyd’s to provide practitioner advice on matters requiring actuarial input, supporting effective and informed decision-making.

Professional liaison

Acting as a communication bridge between actuaries in managing agencies and external bodies such as the Institute and Faculty of Actuaries and other relevant stakeholders.

Committee insights

Finance, Actuarial and Exposure Management Update, Q2 2026

Lloyd’s Market Investments Analysis

AI Adoption Toolkit

Upcoming events

For events hosted online, joining instructions will be emailed to all registered attendees closer to the date of the event no later than 24 hours prior to commencement.

View more events

When Cyber Becomes Physical: Understanding OT Risk, Loss and Claims

This panel discussion will examine the distinctive exposures created by OT and how they differ from traditional IT cyber risk. It will explore how cyber incidents can result in losses within the Cyber Physical Damage market, including risk codes CZ and CH, as well as across Political Violence and Terrorism, Property, Energy and Marine classes of business.

Data Centres: Regulation, Resilience, Availability and Performance

The LMA invites members to a series of webinars on the risk and resilience of data centres.

Beyond the Headlines: Claims Insights on Political Risk & Political Violence 2026

Against a backdrop of increasing geopolitical uncertainty, this event will bring together claims professionals, underwriters, legal experts and industry specialists to explore the evolving challenges and opportunities facing the political risk and political violence markets.

Notable projects

CALM oversees a number of dedicated working groups addressing key technical and regulatory areas in actuarial practice. Current priorities include:

Climate change capital modelling: Reviewing initial findings and gathering market perspectives on integrating climate risk into capital assessments.
New syndicate capital setting processes: Evaluating draft guidance and contributing feedback to support consistency and clarity in capital requirements for new syndicates.
LCR instructions and focus areas return: Finalising updates to Lloyd’s Capital Return (LCR) instructions and focus areas to enhance clarity and implementation.
Capital setting enhancements: Exploring opportunities to streamline and improve the capital setting process for stakeholders across the market.
IMO returns: Consulting with the PRA on proposed updates to the Internal Model Output (IMO) return framework to increase efficiency and reduce complexity.
Solvency UK reforms: Developing enhanced templates and updating validation requirements to align with upcoming changes under the Solvency UK regime.