The organisation that provides representation, information and technical services to managing agents in the Lloyd's Market is called the:

The Lloyd's Market Association (LMA) plays a crucial role in representing, providing information, and offering technical services specifically to managing agents within the Lloyd's Market. It serves as a vital intermediary and support entity, ensuring that member firms are updated on regulations, market trends, and best practices. By focusing exclusively on the needs of the Lloyd's market participants, the LMA helps facilitate smooth operations and effective communication among its members.

In contrast, the other organizations mentioned serve different purposes: the London Market Regional Committee addresses matters relevant to the broader London market rather than just Lloyd's, the International Underwriting Association of London represents the interests of the wider insurance market including non-Lloyd's firms, and the Association of British Insurers focuses on the representation of the UK insurance industry as a whole. Each of these organizations has its unique scope and focus, which is why the Lloyd's Market Association is the most appropriate answer for providing specific support to the Lloyd's managing agents.