Top 100 Financial Accounting Firms in London
The Best of December 2025Looking for a top accountant in London?
A financial accountant can help keep your business' finances in order. Finding a company that can direct your finances effectively has become increasingly important in today's age.
To assist you in your search for a partner, we’ve compiled this list of the top accounting firms in London. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best London Financial Accounting Companies
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1Undisclosed10 - 49 employeesHolborn, EnglandRead More
Makesworth Accountants is an accountancy practice based in Harrow, U.K., with other U.K. offices in Ilford, Holborn, and East Kilbridge. The firm, founded in 2013, has a team of more than 15 that provides financial accounting, tax preparation, bookkeeping, finance & accounting outsourcing (FAO), and payroll processing services to small and midmarket companies in various industries.
Clients
Pat Keating HR Solutions Ltd.Industries
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2$1,000+50 - 249 employeesLondon, EnglandRead More
Salient Accounting and Finance is a 50+ person team based in Basildon, U.K. Founded in 2008, this accounting firm provides financial accounting, tax preparation, and payroll processing services to primarily small businesses.
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Taylor BespokeIndustries
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3$1,000+10 - 49 employeesMoorgate Place, EnglandRead More
The Numbersmith is a cloud accounting firm based in Peterborough, U.K., with an office in Moorgate Place, U.K. The firm, founded in 1992, has a team of more than ten that provides accounting and finance & accounting outsourcing (FAO) services. The Numbersmith serves small and midmarket companies in the e-commerce, arts & entertainment, business services, consumer products & services, media, and retail industries.
Clients
SportsframeIndustries
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4$1,000+50 - 249 employeesLondon, EnglandRead More
I+B | Growth Accountants is a team of finance professionals headquartered in Seattle. The 7-person team offers bookkeeping and financial accounting to small businesses.
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5$1,000+10 - 49 employeesLondon, EnglandBraant Accounting is a small London, United Kingdom-based accounting company. Their services include accounting.Read More
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6Undisclosed10 - 49 employeesMississauga, CanadaAccounting company ADYZER is in Mississauga, Canada; St. Petersburg, Florida and London, England. The small team focuses on Accounting, Financial Advising & Planning, and Financial Consulting and was established in 2019.Read More
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7$1,000+250 - 999 employeesLondon, EnglandRead More
OSOME is an accounting company founded in 2017 and located in Singapore. The team of about 100 employees provides financial accounting, bookkeeping, Paypal processing, and tax preparation services.
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8Undisclosed10 - 49 employeesLondon, EnglandRead More
Accounts and Legal is an accounting firm founded in London with fewer than 50 employees. They provide accounting solutions to various clients.
Clients
CALLTRAXX LTD -
9$5,000+50 - 249 employeesBengaluru, IndiaBMS Auditing is a midsize Accounting company. Founded in 2011, the team provides Accounting and Business Consulting.Read More
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10Undisclosed10 - 49 employeesBarnet, London, EnglandRead More
BBK Partnership is a London-based accounting firm founded in 1987 with more than 10 members. They offer tax preparation, payroll processing, and bookkeeping solutions for various clients.
Clients
Fishfinger Creative Agency -
11Undisclosed2 - 9 employeesRuislip, EnglandRead More
Tally Accountants is an accounting firm based in Ruislip, England. Their team of fewer than 10 people specializes in tax preparation, payroll processing, and bookkeeping services for their clients.
Clients
Quanteda Corp Ltd. -
12Undisclosed2 - 9 employeesHammersmith, EnglandRead More
Fortis Accountants is an accounting firm based in Hammersmith, U.K. The firm has a team of less than ten that provides accounting services to various clients.
Clients
Living With The Lions Sports Travel -
13$1,000+10 - 49 employeesLondon, EnglandAccountancy Cloud is a small finance & accounting outsourcing (FAO) company. Launched in 2014, the company is headquartered in London, United Kingdom and Cardiff, United Kingdom. Their services include finance & accounting outsourcing (FAO) and accounting.Read More
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14Undisclosed10 - 49 employeesWest Drayton, EnglandLocated in West Drayton, England, Passman Leonard is an Accounting company. They offer Accounting and were established in 2010.Read More
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15Undisclosed50 - 249 employeesLondon, EnglandRise Accounting, a Finance & Accounting Outsourcing (FAO) company, was founded in 2021. They are located in London, England and Charlotte, North Carolina and have a midsize team. Their services include Finance & Accounting Outsourcing (FAO), Accounting, Fractional CFO Services, and Financial Advising & Planning.Read More
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16$250,000+250 - 999 employeesGreater London, EnglandFounded in 1999, IBN Bookkeeping Services is an Accounting company. The firm specializes in Accounting and Finance & Accounting Outsourcing (FAO), and is midsize.Read More
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17$1,000+250 - 999 employeesSoho, EnglandDns accountants is an Accounting company launched in 2005. The team offers Accounting and Business Consulting and is based in Harrow, England and Soho, England.Read More
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18Undisclosed2 - 9 employeesFeltham, EnglandRegal Accountants is an Accounting company. Located in Feltham, England, their small team specializes in Accounting. The firm was established in 2014.Read More
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19Undisclosed250 - 999 employeesLondon, EnglandRead More
Moore Kingston Smith LLP is an accounting and business advisory that was started in 1923. The London-based team of over 500 specializes in accounting services, offering payroll processing, bookkeeping, financial accounting, and tax preparation.
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20Undisclosed10 - 49 employeesSurbiton Kingston upon Thames, EnglandRead More
Founded in 2012, Tax Affinity Accountants is an accounting firm that's geared toward small businesses. Based in the U.K., the small team of 9 specializes in tax preparation, payroll processing, bookkeeping, and financial accounting.
Clients
FD Car and Garages Services -
21Undisclosed1,000 - 9,999 employeesLondon, EnglandEstablished in 1990, AAB is an Accounting company. Headquartered in Aberdeen, Scotland and Edinburgh, Scotland, the team offers Accounting and Business Consulting.Read More
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22$75,000+50 - 249 employeesRainham, EnglandFounded in 2012, FZCO Accountants is an Accounting company. The team specializes in Accounting and Tax Law.Read More
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23$1,000+10 - 49 employeesLondon, EnglandTax Qube Limited is a small Accounting company established in 2018. Their team offers Accounting.Read More
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24Undisclosed250 - 999 employeesLondon, EnglandMidsize Accounting company Haines Watts, is in London, England and Birmingham, England. Their services include Accounting and Business Consulting.Read More
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25Undisclosed1,000 - 9,999 employeesDallas, TXFORVIS is an Accounting company established in 1923. Their team offers Accounting and Business Consulting.Read More
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26$1,000+10 - 49 employeesLondon, EnglandLanop Accountants is an Accounting company. They focus on Accounting and were established in 2009.Read More
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27Undisclosed50 - 249 employeesLondon, EnglandMercer & Hole is an Accounting company. They focus on Accounting and Business Consulting and were established in 1905.Read More
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28Undisclosed50 - 249 employeesWatford, EnglandWorkwell is an Accounting company. They are in Watford, England and have midsize team. They provide Accounting.Read More
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29Undisclosed250 - 999 employeesLondon, EnglandPKF Littlejohn is a midsize Accounting company located in London, England and Leeds, England. Their services include Accounting and Finance & Accounting Outsourcing (FAO).Read More
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30Undisclosed250 - 999 employeesLondon, EnglandEstablished in 1996, Beever and Struthers is an Accounting company. The company specializes in Accounting and Business Consulting.Read More
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