Data Analytics Firms in the UK: Companies and Services Guide

Choosing a data analytics provider is not simply a technical decision. The right team can influence how clearly an organisation understands its performance, identifies risks, plans future activity, and turns large volumes of information into something genuinely useful.

The UK has a broad mix of data analytics companies, from large consulting firms to specialist providers focused on particular technologies, sectors, or business problems. Their work may cover reporting, business intelligence, predictive analytics, data engineering, visualisation, and wider data strategy.

This guide looks at a selection of companies providing data analytics services in the UK. It is not intended as a ranking. Instead, it offers practical context on who these providers are, the services they deliver, the organisations they typically work with, and the areas in which their experience is most relevant.

Acumon

Acumon is a UK firm of chartered accountants, auditors, and business advisors providing data analytics support to companies, charities, and international corporate groups.

The firm works with organisations ranging from growing owner-managed businesses and charities through to larger corporate groups and regulated entities. Its data analytics work is generally connected with financial reporting, management information, risk reviews, internal controls, and wider business advisory assignments.

Acumon helps organisations examine financial and operational data so that management teams can better understand performance, identify unusual patterns, and make decisions based on consistent information. This may involve reviewing existing reports, analysing trends, comparing actual results with budgets, and assessing how effectively information moves between different systems and departments.

For organisations operating through several companies or across multiple jurisdictions, data is often held in different accounting platforms, reporting formats, and local business systems. Bringing this information together requires an understanding of group reporting, financial controls, consolidation processes, and the wider commercial structure of the organisation.

International group structures frequently involve a combination of UK operating companies and overseas subsidiaries or holding entities, particularly in sectors such as investment management, technology, energy, and international trade. Acumon’s experience with financial reporting and international groups allows its team to review data within the wider context of the organisation rather than treating individual figures in isolation.

Acumon works with finance teams, directors, and boards to improve the way financial and operational information is collected, reviewed, and presented. The work can support clearer management reporting while also helping organisations identify reporting gaps, control weaknesses, and areas where processes could be made more efficient.

Data Analytics Capabilities

Acumon provides data analytics and reporting support across a range of organisational structures and business situations.

These include:

• UK limited companies and corporate groups
• Public Interest Entities and regulated organisations
• UK subsidiaries of international groups
• charities and not-for-profit organisations
• owner-managed businesses developing more structured reporting processes
• offshore holding companies and investment vehicles

Data analysis assignments are typically connected with wider accounting, risk, assurance, or advisory work, with senior professionals involved throughout the engagement.

Regulatory Licences and Registrations

Acumon’s accounting, audit, and advisory experience enables the firm to analyse business information within its financial and regulatory context.

These include:

• UK statutory audit registration
• Public Interest Entity (PIE) audit licence
• Jersey audit licence
• Isle of Man audit licence
• Cayman Islands audit licence
• British Virgin Islands audit licence

This experience allows the firm to support organisations whose data requirements extend across finance, compliance, risk management, and board-level reporting.

Core Services

In addition to data analysis, Acumon provides a range of connected services that support financial reporting, performance monitoring, and governance.

These include:

• statutory external audit
• group and subsidiary audits
• Public Interest Entity (PIE) audits
• charity and not-for-profit audit
• audit of international group structures
• internal audit and governance reviews
• risk management and compliance support

Analytical work is often delivered alongside discussions with management teams and boards about reporting processes, business performance, internal controls, and the reliability of the information used for decision-making.

Many organisations begin looking for data analytics support when their existing spreadsheets and reporting processes no longer provide a clear or timely view of the business.

Acumon works with businesses that are:

• approaching their first statutory audit
• preparing for external investment
• expanding into international markets
• operating within corporate group structures

Early review of reporting systems and data processes can help organisations identify inconsistencies before they affect board reporting, forecasting, audit preparation, or wider commercial decisions.

Contact Information

• Website: acumon.com
• Phone: 020 8567 3451
• E-mail: mail@acumon.com
• Address: 1-2 Craven Road, Ealing, London, W5 2UA, UK

BDO

BDO is a UK accountancy and advisory firm working across audit, tax, outsourcing, and business consulting. They serve organisations in sectors including technology, media, retail, real estate, manufacturing, healthcare, energy, transport, professional services, and the public sector.

Their advisory teams use financial, operational, market, and risk data to examine business performance and inform commercial decisions. This work sits alongside transaction advice, risk management, business transformation, outsourced finance, assurance, and regulatory reporting, giving organisations access to both analytical and sector-specific expertise.

Key Highlights

• UK accountancy and business advisory firm
• Work across private, public, and not-for-profit organisations
• Sector teams covering a broad range of industries
• Data analysis used within advisory and assurance engagements
• Experience with regulatory and financial reporting
• UK and international service coverage

Services

• Business advisory
• Data analysis
• Business performance reporting
• Risk analysis
• Financial reporting
• Transaction advisory
• Business transformation
• Audit and assurance
• Outsourced accounting
• Corporate finance
• Regulatory reporting
• Tax advisory

Contact Information

• Website: www.bdo.co.uk
• Phone: 0161 817 7500
• Address: Eden Building, Irwell Street, Salford, Manchester, M3 5EN, United Kingdom
• LinkedIn: www.linkedin.com/company/bdo-llp
• Instagram: www.instagram.com/bdo_uk

RSM UK

RSM UK provides audit, tax, and consulting services to businesses and other organisations. Their consulting practice covers business transformation, finance functions, risk and governance, deal services, investigations, restructuring, legal services, and people-related advisory work.

They use data within financial reviews, risk assessments, operational analysis, investigations, and transformation programmes. Their work often involves bringing together commercial, financial, and governance information so that management teams have a clearer view of performance, exposure, and the practical changes required across the organisation.

Key Highlights

• UK audit, tax, and consulting firm
• Strong focus on mid-market organisations
• Data work linked with finance, risk, and transformation
• Experience with governance and regulatory matters
• Services for both domestic and international operations
• Sector and economic research capabilities

Services

• Data analytics
• Business transformation
• Finance function support
• Risk and governance
• Forensic analysis
• Investigation services
• Deal advisory
• Restructuring
• Audit services
• Tax consulting
• Legal entity analysis
• Financial performance review

Contact Information

• Website: www.rsm.global
• Phone: +44 (0)161 830 4000                                                    
• Address: Landmark, St Peter’s Square, 1 Oxford Street, Manchester, M1 4PB
• Facebook: www.facebook.com/GlobalRSM
• Twitter: x.com/RSM_Global
• LinkedIn: www.linkedin.com/company/rsm-uk
• Instagram: www.instagram.com/rsm.uk

Grant Thornton

Grant Thornton provides data assurance and analytics through its UK business risk services practice. Their team works with internal audit, assurance, risk, and control functions that need stronger data governance, clearer reporting, or a more structured approach to analytics and automation.

They cover the full data lifecycle, including collection, processing, analysis, storage, sharing, and strategy. Engagements range from risk dashboards and control monitoring to robotic process automation and machine learning, with training and coaching included where organisations want to build their own internal analytics capability.

Key Highlights

• Data analytics within business risk services
• Focus on risk, controls, and assurance
• Data lifecycle governance and assurance
• Training and knowledge transfer
• Experience with SAP and global control environments
• Collaborative delivery with internal teams

Services

• Data analytics strategy
• Data governance
• Data assurance
• Risk analytics
• Control monitoring
• Data visualisation
• Business intelligence
• Process automation
• Robotic process automation
• Machine learning
• SOX control testing
• Risk dashboard development
• Data lifecycle reviews
• Analytics training
• Internal capability development

Contact Information

• Website: www.grantthornton.co.uk
• Phone: +44 (0)151 224 7200                                                              
• Address: Royal Liver Building Liverpool L3 1PS
• LinkedIn: www.linkedin.com/company/grant-thornton-uk
• Instagram: www.instagram.com/gt_trainees

Deloitte

Deloitte UK works across audit, assurance, consulting, engineering, AI, data, cyber security, transactions, tax, and regulatory services. Their teams bring together technology specialists, industry consultants, auditors, and risk professionals when projects involve complex data environments or organisation-wide change.

Their data analytics work includes building and reviewing data platforms, applying analytics within audit and assurance, and using AI and engineering methods to improve how information is collected, interpreted, and governed. Projects also draw on cyber security, enterprise technology, regulatory, and business process expertise where data sits across multiple systems and functions.

Key Highlights

• Multidisciplinary UK professional services firm
• Data expertise across consulting, audit, and assurance
• Engineering, AI, and analytics capabilities
• Work with complex and regulated organisations
• Data governance considered alongside technology and risk
• Sector-specific consulting teams

Services

• Data analytics
• Data engineering
• Artificial intelligence
• Data assurance
• IT audit
• Data governance
• Business intelligence
• Technology transformation
• Enterprise technology consulting
• Cyber security
• Risk and regulatory consulting
• Business process solutions
• Audit analytics
• Data platform development

Contact Information

• Website: www.deloitte.com
• Address: 1 New Street Square, London EC4A 3HQ, United Kingdom
• Phone: +44 020 7936 3000
• Facebook: www.facebook.com/deloitteuk
• Twitter: x.com/deloitteuk
• LinkedIn: www.linkedin.com/company/deloitte

PwC UK

PwC UK provides audit, consulting, tax, deals, and technology services to private, public, and third sector organisations. Their technology practice works across data, artificial intelligence, cloud platforms, business systems, and wider digital transformation.

Their data and analytics teams combine technical work with sector, regulatory, and business knowledge. They develop data strategies, modernise platforms, build analytical tools, and use information to examine performance, risk, customer behaviour, and operational processes. Data work is often delivered alongside cloud, AI, transformation, and assurance programmes.

Key Highlights

• UK professional services and consulting firm
• Data, AI, and cloud investment
• Work across public, private, and third sectors
• Technology delivery linked with business strategy
• Sector and regulatory expertise
• Data work across consulting and assurance

Services

• Data analytics
• Data strategy
• Data engineering
• Business intelligence
• Data visualisation
• Artificial intelligence
• Cloud data platforms
• Data governance
• Technology consulting
• Digital transformation
• Performance analysis
• Risk analytics
• Customer analytics
• Data platform modernisation

Contact Information

• Website: www.pwc.com
• Phone: +44 (0)14 1355 4000
• Address: 120 Bothwell Street, Glasgow, G2 7JS                     
• Instagram: www.instagram.com/pwc_uk
• Facebook: www.facebook.com/PwCUK
• LinkedIn: www.linkedin.com/company/pwc-uk

KPMG UK

KPMG UK is an audit, tax, and advisory firm with data and analytics specialists working across strategy, technology, risk, and business transformation. Their teams deal with organisations where information is spread across separate systems, regions, and operational processes, making consistent analysis difficult.

They develop and implement data strategies, improve data quality, and prepare platforms for analytics and AI. The work covers the route from organising and governing information through to producing insights for commercial decisions, cost management, operational planning, and wider organisational change.

Key Highlights

• UK audit, tax, and advisory firm
• Data strategy from planning through to implementation
• Focus on dispersed and inconsistent data environments
• Data quality and governance expertise
• Analytics linked with AI and business transformation
• Industry-focused advisory teams

Services

• Data strategy
• Data analytics
• Data governance
• Data quality management
• Artificial intelligence
• Business intelligence
• Data platform development
• Data integration
• Data management
• Operational analytics
• Commercial analytics
• Cost analysis
• Decision intelligence
• Data transformation

Contact Information

• Website: kpmg.com
• Phone: +44 (0)161 246 4000                  
• Address: 1, St Peter’s Square, Manchester M2 3AE, United Kingdom
• Twitter: x.com/kpmguk
• Facebook: www.facebook.com/KPMG
• LinkedIn: www.linkedin.com/company/kpmg-uk

EY

EY works through assurance, consulting, strategy and transactions, and tax, with data and technology used across each service line. Their UK teams work with businesses, public sector organisations, governments, and regulated entities on financial reporting, risk, transformation, operations, and technology programmes.

Their analytics work combines data, AI, and sector expertise to address business and regulatory questions. This includes using data in tax, assurance, healthcare, risk management, and large-scale transformation, alongside EY.ai, the organisation’s platform for bringing its artificial intelligence capabilities into client work.

Key Highlights

• Data and analytics across four integrated service lines
• Work with business, government, and regulated organisations
• Analytics combined with sector knowledge
• EY.ai platform for artificial intelligence services
• Responsible AI and governance focus
• Multidisciplinary project teams

Services

• Data analytics
• Tax data analytics
• Artificial intelligence
• Data strategy
• Data governance
• Risk analytics
• Assurance analytics
• Financial analysis
• Regulatory reporting
• Business intelligence
• Technology transformation
• Responsible AI
• Advanced analytics
• Data-led operational improvement

Contact Information

• Website: www.ey.com
• Phone: +44 20 7951 2000
• Address: EY 6 More London Place London SE1 2DA                
• Facebook: www.facebook.com/EY
• Twitter: x.com/EYnews
• LinkedIn: www.linkedin.com/company/ernstandyoung

Forvis Mazars

Forvis Mazars provides data analytics through its litigation and expert consulting practice. They work with insurers, law firms, and trustees, bringing together subject specialists, data managers, and analysts to handle complex information used in legal, insurance, and fiduciary decisions.

Their work covers benchmarking, trend analysis, statistical sampling, claims valuation, and complex coverage allocation. They also build cloud-based tools, including document management systems, stakeholder communication platforms, visual dashboards, and insurance allocation models, giving clients a structured way to review and interpret large volumes of data.

Key Highlights

• Analytics work for insurers, law firms, and trustees
• Integrated teams of analysts, data managers, and subject specialists
• Proprietary cloud-based tools
• Experience with legal and insurance data
• Dynamic dashboards and management information
• Support for business, legal, and fiduciary decisions

Services

• Benchmarking
• Comparative analytics
• Trend analysis
• Statistical sampling
• Coverage allocation modelling
• Legal ruling interpretation
• Claims portfolio valuation
• Data validation
• Projection modelling
• Data visualisation
• Analytical dashboards
• Document management systems
• Stakeholder communication platforms

Contact Information

• Website: www.forvismazars.com
• Phone: +44(0) 161 238 9200
• Address: One St Peters Square, Manchester, M2 3DE, United Kingdom
• Twitter: x.com/ForvisMazarsUK
• LinkedIn: www.linkedin.com/company/forvis-mazars-in-the-uk
• Instagram: www.instagram.com/forvismazarsuk

MHA

MHA is a UK audit, tax, consulting, and advisory firm, operating as an independent member of Baker Tilly International. Their teams work across a range of industries, combining technical accountancy knowledge with broader commercial and sector-specific advice.

Their analytical work sits within consulting, advisory, outsourcing, audit, and financial reporting engagements. They examine business and financial information to clarify performance, identify operational issues, and inform decisions around growth, risk, transactions, and long-term planning.

Key Highlights

• UK audit and advisory firm
• Member of Baker Tilly International
• Sector-focused teams
• Work across audit, tax, consulting, and outsourcing
• Financial and commercial analysis
• UK and international advisory coverage

Services

• Business consulting
• Financial analysis
• Performance reporting
• Audit analytics
• Risk analysis
• Business advisory
• Outsourced accounting
• Financial reporting
• Transaction support
• Tax advisory
• Business planning
• Management information

Contact Information

• Website: www.mha.co.uk
• Phone: 0161 519 5050                                 
• Email: webenquiries@mha.co.uk
• Address: 80 Mosley St, Manchester M2 3FX
• Facebook: www.facebook.com/people/MHA-Accountants
• LinkedIn: www.linkedin.com/company/mha-uk
• Instagram: www.instagram.com/mhaaccountants

PKF Littlejohn

PKF Littlejohn is a UK accountancy and advisory firm with offices in London, Leeds, and Manchester. They are known for working with complex organisations in technical and regulated areas, including insurance, payment services, asset management, private equity, and listed markets.

Their advisory analytics work is closely tied to governance, risk, internal controls, and IT assurance. They use data to review business processes, test controls, investigate unusual activity, and provide a clearer view of operational and financial risks across complex organisations.

Key Highlights

• UK accountancy and advisory firm
• Strong focus on complex and regulated businesses
• Experience with listed and financial services organisations
• Analytics linked with governance and risk
• Internal audit and control expertise
• Member of the PKF Global network

Services

• Advisory analytics
• Data analysis
• Risk analytics
• Internal audit
• Controls testing
• IT assurance
• Governance reviews
• Financial analysis
• Transaction support
• Insurance analytics
• Regulatory reporting
• Business process review

Contact Information

• Website: www.pkf-l.com
• Phone: 0161 552 4220
• Address: 11 York Street, Manchester, M2 2AW
• Instagram: www.instagram.com/pkf.littlejohn
• Twitter: x.com/PKF_Littlejohn
• Linkedin: www.linkedin.com/company/littlejohn

Moore Kingston Smith

Moore Kingston Smith is a multidisciplinary audit, tax, and advisory firm working with clients across the UK and internationally through the Moore Global network. Their sector experience includes charities, education, financial services, healthcare, media, technology, real estate, retail, and professional services.

They use financial and operational data across advisory, digital transformation, forensic accounting, outsourced finance, valuation, and risk work. Their teams review reporting processes, business performance, controls, and wider commercial information to give management a more joined-up view of the organisation.

Key Highlights

• Multidisciplinary UK advisory firm
• Member of the Moore Global network
• Broad sector coverage
• Data work across finance, risk, and transformation
• Experience with nonprofit and commercial organisations
• Local and international delivery

Services

• Data analysis
• Digital transformation
• Management reporting
• Financial analysis
• Forensic accounting
• Risk advisory
• Outsourced accounting
• Business growth services
• Valuation services
• Corporate finance
• Third-party assurance
• Performance review

Contact Information

• Website: mooreks.co.uk
• Phone: +44 (0)20 4582 1000
• Address: 6th Floor, 9 Appold Street, London, EC2A 2AP
• Twitter: x.com/MooreKSLLP
• LinkedIn: www.linkedin.com/company/moore-kingston-smith

S&W

S&W is a UK and Ireland accountancy and advisory firm working with growing businesses, private clients, and organisations with complex financial needs. Their services span tax, audit, assurance, accountancy, corporate finance, advisory, and digital work.

Their teams use financial, operational, and commercial data across reporting, transactions, business planning, and digital projects. The firm works through an integrated model, with a lead adviser coordinating specialists where a project crosses finance, technology, tax, or risk.

Key Highlights

• UK and Ireland accountancy and advisory firm
• Integrated specialist teams
• Work with growing businesses and private clients
• Digital services alongside traditional advisory work
• Financial and commercial analysis
• Cross-service project coordination

Services

• Data analysis
• Digital services
• Business advisory
• Financial reporting
• Audit and assurance
• Corporate finance
• Tax advisory
• Accountancy
• Performance analysis
• Transaction support
• Risk review
• Business planning

Contact Information

• Website: www.swgroup.com
• Phone: +44 117 233 2200
• Address: 45 Gresham Street, London EC2V 7BG
• Twitter: x.com/S_W_Group
• LinkedIn: www.linkedin.com/company/swgroupuk

Bishop Fleming

Bishop Fleming provides audit, accountancy, tax, and advisory services to owner-managed businesses, larger companies, public sector organisations, charities, schools, and private individuals. They operate across several regional offices and combine local sector knowledge with international reach through Kreston Global.

Their data-related work appears across management information, digital services, cloud accounting, outsourced finance, internal audit, and business advisory. They organise financial and operational information into usable reports, review controls and performance, and work with management teams on planning and decision-making.

Key Highlights

• Regional UK audit and advisory firm
• Work with businesses, charities, schools, and public bodies
• Management information and cloud accounting services
• Internal audit and risk assurance
• Sector-focused teams
• Member of Kreston Global

Services

• Management information services
• Data analysis
• Digital services
• Cloud accounting
• Outsourced finance
• Internal audit
• Risk assurance
• Financial reporting
• Business strategy
• Forensic accounting
• Corporate finance
• Transaction support
• Performance reporting

Contact Information

• Website: www.bishopfleming.co.uk
• Phone: 0117 9100250
• Address: 10 Temple Back, Bristol, BS1 6FL
• Facebook: www.facebook.com/people/Life-at-Bishop-Fleming/100093464198343
• Twitter: x.com/BishopFlemingUK
• LinkedIn: www.linkedin.com/company/bishop-fleming-chartered-accountants
• Instagram: www.instagram.com/bishopfleminguk

Armstrong Watson

Armstrong Watson is an accountancy and advisory firm with offices across the North of England and Scotland. They work with businesses and individuals through accounting, audit, compliance, advisory, financial planning, wealth management, and outsourced finance services.

Their analytical work centres on financial performance, management reporting, business planning, and operational decision-making. They use accounting and commercial data to track results, assess risks, support growth plans, and give business owners a clearer picture of how the organisation is performing.

Key Highlights

• Offices across Northern England and Scotland
• Accounting, audit, and advisory services
• Strong focus on owner-managed businesses
• Financial and management analysis
• Outsourced finance expertise
• Support across the business lifecycle

Services

• Financial analysis
• Management reporting
• Business advisory
• Accounting
• Audit
• Compliance
• Outsourced finance
• Business planning
• Performance review
• Risk analysis
• Tax planning
• Financial forecasting

Contact Information

• Website: www.armstrongwatson.co.uk
• Phone: 0808 144 5575
• Email: help@armstrongwatson.co.uk
• Address: 10 South Parade, Leeds, LS1 5QS
• Facebook: www.facebook.com/armstrongwatson
• Twitter: x.com/armstrongwatson
• LinkedIn: www.linkedin.com/company/armstrong-watson
• Instagram: www.instagram.com/armstrongwatsonllp

Conclusion

The right choice usually depends on what the organisation is actually trying to fix. A business struggling with manual reporting will have different priorities from one planning a cloud migration, building predictive models, or introducing stronger data governance. Before speaking to providers, it helps to define the current problem, the systems involved, who will use the data, and what a useful outcome should look like.

Organisations should also look closely at how each company works, not just the services listed on the page. Sector experience, delivery style, platform knowledge, security requirements, training, and ongoing support all matter. Some providers are built around Microsoft environments, others focus on risk and assurance, while some handle the full journey from data engineering to dashboards and AI.

This guide brings those differences into one place. It gives organisations a practical way to compare providers, narrow the shortlist, and ask better questions before committing to a project. There is no single choice that works for every business, but a clear understanding of each company’s focus makes the decision far less confusing.