Association of British Insurers (ABI)
This is a trade association which represents and holds information on most UK insurers.
www.abi.org.uk  

The British Standards Institution (BSI)
This organisation provides information on ISO standards.
www.bsigroup.com

Chartered Insurance Institute (CII)
This is the professional and educational body for insurance and financial services companies. Lloyd's training and development is provided by the CII. They work together to deliver and develop a range of high-quality services for all market participants.
www.cii.co.uk  

Financial Conduct Authority (FCA) 
The FCA regulate firms and financial advisers so that markets and financial systems remain sound, stable and resilient. They also encourage transparent pricing that’s easy for everyone to understand.
www.fca.org.uk 

Guildhall Library
The library contains all Lloyd's shipping records prior to 1985, plus other historical records. 
Guildhall Library 

Lloyd's Choir
Since its formation in 1922, Lloyd's Choir has traditionally drawn its membership from the insurance community of the City of London where it is based, maintaining a close association with Lloyd's insurance market after which the choir was named.
www.lloydschoir.plus.com  

Lloyd's Register
Lloyd's Register provides information on surveys, inspections, construction and classification, issues related to ISO Standards and some historical shipping records.
www.lr.org  

Informa
Formerly known as Lloyd's of London Press, provides shipping periodicals, insurance titles, records on marine casualties, ship owners and ship movements.
www.group.informa.com  

Insurance Institute of London
The Insurance Institute of London was established to ensure the cultivation of knowledge and information in all matters relating to the various branches of insurance.
www.iilondon.co.uk  

International Underwriting Association of London (IUA)
The IUA represents insurance and reinsurance companies operating in or through London, in order to protect and strengthen their business environment.
www.iua.co.uk

Lloyd's Market Association (LMA)
The LMA provides representation, information and technical services to underwriting businesses in the Lloyd's market.
www.lmalloyds.com  

London Market Insurance Brokers' Committee (LMBC)
LMBC is a trade body representing the interests of Lloyd's brokers operating in the London and worldwide insurance and reinsurance markets.
www.lmbc.co.uk  

Prudential Regulation Authority (PRA)
The Prudential Regulation Authority (PRA) is a part of the Bank of England and responsible for the prudential regulation and supervision of banks, building societies, credit unions, insurers and major investment firms.
www.bankofengland.co.uk/pra/Pages/default.aspx

The National Maritime Museum
The National Maritime Museum (NMM) provides useful resources on historical shipping. In particular, the NMM hosts Port, an online catalogue of maritime resources.
www.port.nmm.ac.uk  

Xchanging - XIS/XCS
XIS/XCS are responsible for Lloyd's market processing.
www.xchanging.com