LSE Top Companies List by Market Cap as of August 2026

PRUDENTIAL is Life Insurance and Financial Services company with headquarters is in London, UK with 34 life businesses across 23 markets, served by over 530,000 agents, 170 bank partners and 27,000 bank branches.

Prudential plc provides life and health insurance and asset management, with a focus on Asia and Africa.

It has trusted financial security to 19.3 million customers for almost 100 years.

Low cost airline company with headquarters is in Dublin, Ireland.

Ashtead Group provides construction equipment and industrial equipment on rent basis. Headquarters is in UK.

Ashtead Group is an international equipment rental company with national networks in the US, UK and Canada, trading under the name Sunbelt Rentals and rent a full range of construction and industrial equipment across a wide variety of applications to a diverse customer base.

Ashtead Group plc became a subsidiary of Sunbelt Rentals Holdings in March 2026

Insurance and Financial services company with headquarters is in London, UK.

Fresnillo is a Basic Materials and Mining company with mining operations related to gold and silver. The company business model spans the full mining value chain from exploration, development and construction to mining operations which are supported by strategic resources essential to the effective execution of the business. The company product is Precious metals like Gold, silver, platinum, and palladium etc. The headquarters is in UK.

BT Group is UK based telecom and communications services company and they provide telecom services in more than 180 countries.

They serve the needs of customers in the UK and in 180 countries worldwide.

Main activities are the provision of fixed-line services, broadband, mobile and TV products and services as well as networked IT services. Headquarters is in UK.

INTERNATIONAL CONSOLIDATED AIRLINES GROUP is a major European airline group that brings together the flag-carrier airlines of Britain, Spain and Ireland. It is multinational airline holding company with its register office. The services are available in IAG is Airline Services, passenger air transport Services, Air freight Services. The headquarters is in UK.

British Airways,Vueling SA, Iberia Express, Fly Level, Aer Lingus, IAG Cargo are subsidiary companies of International Airlines Group.

AIB is a Banking and Financial Services company operating mainly in Ireland and the United Kingdom. They provide services to retail, business and corporate customers, with market-leading positions in key segments. Headquarters is in Dublin, Ireland.

As on 2019, they have over 2.8 million customers.

As on 2019, they have 9,520 employees and 325 branches across Ireland and UK.

As on 2019, they have annual revenue of 2,655 Million EUR and Net Income of 327 Million EUR.

As on Jul-2022, AIB GROUP has 170 branches.

Imperial Brands is Tobacco products and Cigarettes products manufacturing company with headquarters is in UK.

Imperial Brands cigarette portfolio includes well-known international brands such as West, Davidoff, Gauloises and JPS, as well as Winston in the US, Nobel in Spain and Lambert & Butler in the UK and beyond.

Imperial Brands had 28,600 employees as of 2022.

Clothing retail company with headquarters is in UK.

NEXT PLC annual revenue generated for period ending Jan-2022 was 4,625 million GBP.

NEXT PLC annual net income generated for period ending Jan-2022 was 677.5 million GBP.

NEXT PLC Total Assets as on Jan-2022 was 3,981 Million GBP.