| # | Company | Employees |
|---|---|---|
| 1 |
Card Factorycardfactory.co.uk
Retailer specializing in greetings cards, gifts, party products, exclusive designs, personalized items, with over 1000 UK and Ireland stores. |
4,330 |
| 2 |
2 Sisters Food Group2sfg.com
Large British food manufacturer producing poultry, chilled, bakery products, ready meals, and pies for major UK retailers and food service customers. |
3,691 |
| 3 |
West Yorkshire Policewestyorkshire.police.uk
This company provides police services to a population of 22 million in West Yorkshire, with a focus on community engagement and social media outreach |
2,426 |
| 4 |
Wakefield Councilwakefield.gov.uk
Provides local government services and administration for a district including multiple towns, serving approximately 325,000 residents. |
2,247 |
| 5 |
Mid Yorkshire Teaching NHS Trustmidyorks.nhs.uk
A healthcare provider offering acute, community, and specialist services in Wakefield and North Kirklees, aiming to recruit and retain skilled, motivated staff in a supportive environment |
2,120 |
| 6 |
South West Yorkshire Partnership Teaching NHS Foundation Trustsouthwestyorkshire.nhs.uk
The company provides community, mental health, and learning disability services to a population of around 125 million, with a focus on inclusivity and accessibility |
1,346 |
| 7 |
Outwood Grange Academies Trustoutwood.com
An award-winning multi-academy education trust managing 41 schools in the North of England, with a focus on raising standards and transforming lives |
967 |
| 8 |
Nasstarnasstar.com
specialise in managed technology services including cloud optimisation, application modernisation, networking, security, and consultative implementation for business success |
755 |
| 9 |
Bonmarchebonmarche.co.uk
Yorkshire-based fashion house offering quality, stylish clothing for women over 50 at affordable prices, with a focus on outstanding customer service and continuous growth |
645 |
| 10 |
Minster Lawminsterlaw.co.uk
Specialists in personal injury claims for vehicle accidents, focusing on client service and continuous improvement Emphasize on development and support for staff |
625 |
| 11 | 410 | |
| 12 |
Wakefield Collegeheartofyorkshire.ac.uk
Leading provider of education and training in Wakefield District, offering A Levels, T Levels, Vocational courses, Apprenticeships, Adult Learning, and University-Level Education |
340 |
| 13 |
Wastecare Groupwastecare.co.uk
Provider of comprehensive waste management solutions for industrial and commercial sectors, specializing in hazardous and difficult-to-handle waste, with full environmental compliance and nationwide collection services |
216 |
| 14 |
Prism Medical UKprismmedical.co.uk
Specialist provider of equipment for safe moving and handling of mobility disadvantaged individuals in homes and care environments, offering products and services for full solution |
199 |
| 15 |
AFI group of companiesafi-group.co.uk
A leader in powered access hire, sales, and industry training, offering a wide range of equipment, maintenance options, and safety solutions |
193 |
| 16 |
TEi LIMITEDtei.co.uk
A leading UK organization specializing in manufacturing, installing, and maintaining high-pressure steam equipment for energy and process plants in various sectors |
179 |
| 17 |
Stroma Building Controlstromabc.com
Provider of Approved Inspector services, ensuring compliance with Building Regulations for residential, commercial, and mixed-use projects across England and Wales, with 170+ surveyors |
179 |
| 18 |
Green'sgreenspower.co.uk
A leading provider of boiler equipment and services, specializing in recovering waste heat efficiently and cutting costs for various industry sectors worldwide |
163 |
| 19 |
Stroma Certificationelmhurstenergy.co.uk
A company specializing in energy certification services for homeowners, businesses, and energy assessors, following a merger with another certification brand |
150 |
| 20 |
PCSpecialistpcspecialist.co.uk
Leading European system integrator specializing in customizable high-performance PCs, Laptops, AIOs, and Servers for enthusiasts, gamers, and professionals across 30 countries |
146 |
| 21 |
The Car People Ltd.thecarpeople.co.uk
A customer-focused car dealership prioritizing honesty and transparency, offering a unique buying experience with friendly staff, instant part-exchange prices, and comfortable showrooms |
96 |
| 22 |
Talion Cyber Securitytalion.net
Offers tailored, transparent, trusted cybersecurity protection and services like managed detection, threat intelligence, SIEM, cloud security, and phishing detection. |
93 |
| 23 |
Pinion Servicespinion.services
A professional services firm specializing in payment-solutions technologies and information management for financial organizations, with a track record of successful global implementations |
89 |
| 24 |
The Harratts Group Ltdharratts.co.uk
Family-owned group with 9 dealerships in Yorkshire specializing in Honda, Mitsubishi, Nissan, Renault, Dacia, Volvo & Kia, offering excellent customer service since 1966 |
61 |
| 25 |
Crime and Fire Defence Systems Ltdcrimeandfire.com
Established in 1994, Crime and Fire provides state-of-the-art security solutions such as perimeter fencing, CCTV, and access control for critical infrastructure worldwide |
53 |
| 26 |
BBT Group Ltdbbtgroup.co.uk
A team of Chartered Financial Planners specializing in retirement planning, with a focus on delivering high-quality financial advice to help clients achieve their goals |
50 |
| 27 |
C365Cloudc365cloud.co.uk
An award-winning cloud compliance management system aiding businesses in auditing, managing, and improving statutory compliance and Health & Safety obligations |
42 |
| 28 |
Finli (IPWM)ipwmltd.co.uk
Specializing in financial advisory services, we provide tailored advice to maximize the performance of your assets Appointed by Quilter Financial Services Limited |
32 |
| 29 |
FusionHRfusionbusiness.org.uk
Specializing in proactive HR services for education, health, small businesses, and the third sector Offering HR consultancy, administration, payroll, and additional services like coaching and training |
29 |
| 30 |
Northern Medianorthernmediauk.com
A sales-focused marketing and advertising agency offering a wide range of services, including website design, digital marketing, SEO, copywriting, and marketing strategy |
27 |
| 31 |
British Muslim TVbritishmuslim.tv
A TV channel targeting the British Muslim community, featuring educational and entertaining content available on Sky Channel 752 and online streaming |
27 |
| 32 |
Microformmicroform.digital
Specialists in confidential handling of paper documentation, offering tailored document management and heritage digitization services for businesses and organizations in the UK |
26 |
| 33 |
Frontline Bathroomsfrontlinebathrooms.co.uk
A leading UK bathroom distributor offering over 6,000 products through a national network of showrooms and merchants, with quick delivery and exclusive own-brand products |
25 |
| 34 |
DataConsultingdataconsulting.co.uk
A leading UK-based data analytics provider offering software solutions and consultancy services for insight, assurance, and risk management to various organizations |
13 |
| 35 |
Team17 Group PLCteam17group.com
An award-winning group with companies focused on independent games, simulation games, and edutainment apps Listed on AIM |
10 |
| 36 |
Sugdenswmsugdens.co.uk
A family-owned company with a 150-year history of providing high-quality workwear and uniform solutions for a variety of business sectors |
9 |
| 37 |
Monarch Gaskets & Seals Ltdmonarch-gaskets.co.uk
Global supplier of gaskets and sealing products for OEM and MROs in all industries, including specialized graphite materials and bespoke valve seals Offer waterjet cutting services |
5 |
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How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Oct 24, 2026.
The same list elsewhere in United Kingdom
- The largest companies in the United Kingdom 30,833
- The largest companies in England 27,553
- The largest companies in Scotland 1,331
- The largest companies in Wales 473
- The largest companies in Northern Ireland 297
- The largest companies in London 11,154
- The largest companies in Manchester 717
- The largest companies in Birmingham 410
- The largest companies in Leeds 393
- The largest companies in Edinburgh 380
- The largest companies in Glasgow 346
- The largest companies in Cambridge 235
- The largest companies in Nottingham 214
- The largest companies in Liverpool 210
- The largest companies in Bristol 198
- The largest companies in Newcastle upon Tyne 184
- The largest companies in Milton Keynes 181
- The largest companies in Leicester 180
- The largest companies in Sheffield 180
- The largest companies in Reading 169
- The largest companies in Oxford 167
- The largest companies in Cardiff 154
- The largest companies in Coventry 143
- The largest companies in Belfast 137