20 Finance Companies in the UK to Know

Here are some of the top finance companies in the U.K.

Written by Ellen Glover
An image of coins with London's skyline in the background
Image: Shutterstock
UPDATED BY
Mia Goulart | Jan 06, 2025

The United Kingdom is home to a long list of venerable financial institutions. From wealth management to commercial banking, these firms offer a wide range of services to millions of individuals and businesses throughout the world. Some trace their roots back to 17th and 18th century Great Britain, others expanded here from beyond British shores — but all of them are an important part of the U.K.’s financial landscape. Here are some you should know.

Top Finance Companies in the UK

  • Capital One
  • HSBC
  • Goldman Sachs
  • Barclays
  • Citi
  • Aviva

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Top Finance Companies in the UK

Headquartered in London, England, Barclays is considered to be a universal bank, meaning it participates in a wide array of financial services, including those tailored to retail, commercial and investment, as well as certain kinds of insurance. In 2019, the company even began exploring blockchain technology as a way to simplify its payments infrastructure and make it more secure. Barclays has several corporate offices throughout Great Britain.

 

Goldman Sachs is a prominent global investment banking and financial services firm, with offices in major cities all over the world — including London, where it has a large corporate headquarters. The finance giant plays a crucial role in the U.K.’s financial landscape, offering a wide range of wealth management and banking support. It has even backed some of England’s buzziest fintech startups, including Starling and Fleximize.

 

Opna offers a climate financing platform that empowers corporations to discover, finance and manage pre-assessed carbon removal and reduction projects to accelerate the journey to net zero. Through offtakes and forward agreements, users can deploy capital directly into carbon projects to bring them to life. 

 

Boost Capital provides financing to small businesses across the country. Based in Chelmsford, Essex, the company offers financing approval within 24 hours of applying, and provides access to funds within two business days. 

 

Founded and headquartered in London, Keyzy is a rent-to-own home buying service that enables people to become homeowners without going through the traditional mortgage process. Its office is located near Piccadilly Circus. 

 

Insurance company Aviva offers a range of auto, home, life and health coverage plans. It also offers long-term savings products and fund management services to help its customers save up for retirement. The company has about 18 million customers across its core markets in Ireland, Canada and the United Kingdom, where it serves as the largest general insurer and leading pensions provider. 

 

Lowell is a credit management company offering expertise in debt purchasing, third-party collections, business process outsourcing, credit management and value-added services. Founded in Leeds, the company has an additional office in Essen, Germany. 

 

Evelyn Partners is a wealth management and professional services group that looks after the combined wealth and tax needs of its clients while providing accountancy, assurance, tax and advisory services. The company is headquartered in London. 

 

Citigroup, commonly known as Citi, is a major global financial institution, offering banking and investment services to more than 200 million customers across 160 countries and jurisdictions. The U.K. serves as the headquarters for the company’s European, African and Middle Eastern operations. Its main campus is in London, but it also has sizable offices in Belfast, Derby and Edinburgh.

 

The Capital One brand is a globally-recognized name in banking. Its credit cards are popular among consumers who are able to earn rewards when they spend and build their credit history. The company has operations in multiple countries, and its presence in the U.K. includes a corporate office location in London.

 

MQube aims to transform the mortgage market by using technology, data science and a focus on user experience to solve challenges faced by mortgage lenders, brokers, landlords and home buyers. The company launched MPowered Mortgages and the MPowered platform in 2021. 

 

Bound enables finance teams to optimize how and when they exchange currencies in order to avoid delays, lock in rates and more. Using the platform, teams can also flexibly schedule, automate and amend transactions without stressing over complexity or cost. 

 

HSBC offers a variety of investment, banking and wealth management services to millions of customers, ranging from individuals to some of the world’s biggest companies and governments. The company was founded in 1865 by a Scotsman living in Hong Kong, and is now considered to be one of the largest financial institutions in not just the U.K., but the world. HSBC’s U.K. headquarters is located in Birmingham, England, and it maintains a network of hundreds of bank branches throughout the region.

 

Deel simplifies and streamlines every aspect of managing an international workforce — from culture and onboarding to local payroll and compliance. Its suite of payroll solutions, mobility solutions and compliance expertise enables companies to scale globally, quickly. 

 

Carbonplace helps businesses and brands navigate the complexity of the voluntary carbon markets to avoid potential reputational risk. The company was launched in 2021 by financial institutions including NatWest Group, BNP Paribas and Standard Chartered. 

 

Canoe automates processes for alternative investing, which is investment in financial assets other than the conventional categories of cash, stocks and bonds. It allows users to create workflows for data collection and analysis. The tools enable data access and handle data extraction and document extraction. 

 

CSC has U.K. offices in Central London and Canary Wharf. It offers businesses services like administrative alternative asset management, capital markets transactions and business administration. The company prioritizes efficiency and cutting-edge technology for its data analytics, cloud computing and cybersecurity services. 

 

Remitly allows people in over a hundred countries to send money multinationally. Its services can be accessed via its web platform or mobile app. It offers transfer services across borders without hidden fees and an extensive resource page with immigration and financial tips. The company has a U.K. office in London. 

 

FORVIS ranks among the nation’s top public accounting firms. Its 5,500 professionals offer comprehensive assurance, tax, consulting and wealth management services. With offices in the United States and the United Kingdom, the company serves clients in all 50 states. 

 

Paydock is a payment orchestration platform that enables digital merchants and nonprofit organizations to increase their revenue and efficiency while decreasing costs. Founded in Australia in 2015, the company has since expanded its presence to include the United Kingdom.  

 

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This content is for informational and educational purposes only. Built In strives to maintain accuracy in all its editorial coverage, but it is not intended to be a substitute for financial or legal advice. Ana Gore and Rose Velazquez contributed reporting to this story.

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