List of Companies in United Kingdom
Prospecting in the United Kingdom? Here are the companies based there, biggest first, including NABS, Optimus Search and Plan International UK. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$10M - $25M
210
$50M - $100M
210
$10M - $25M
210
<$1M
210
$25M - $50M
209
$10M - $25M
209
$100M - $250M
209
$10M - $25M
209
$55M
$50M - $100M
209
$50M - $100M
209
$50M - $100M
209
$25M - $50M
209
<$1M
209
$25M - $50M
209
$50M - $100M
209
$10M - $25M
209
<$1M
209
$10M - $25M
209
$10M - $25M
209
$100M - $250M
209
$1M - $10M
209
$10M - $25M
209
$10M - $25M
209
$1M - $10M
209
$1M - $10M
209
$25M - $50M
209
$1M - $10M
209
$10M - $25M
209
$10M - $25M
209
$1M - $10M
209
<$1M
209
$10M - $25M
209
$25M - $50M
209
$1B - $10B
209
<$1M
208
$10M - $25M
208
$30M
$25M - $50M
208
$1M - $10M
208
$10M - $25M
208
$1M - $10M
208
$1M - $10M
208
$25M - $50M
208
$10M - $25M
208
$10M
$25M - $50M
208
$25M - $50M
208
$10M - $25M
208
$10M - $25M
208
$25M - $50M
208
$6.1M
<$1M
208
$10M - $25M
208
$1M - $10M
208
$1M - $10M
208
$50M - $100M
208
$10M - $25M
208
$10M - $25M
207
$10M - $25M
207
$10M - $25M
207
$25M - $50M
207
$25M - $50M
207
<$1M
207
$5.8M
$50M - $100M
207
$2.7M
$10M - $25M
207
$5.4M
$10M - $25M
207
$10M - $25M
207
$1M - $10M
207
$500M - $1B
207
$25M - $50M
207
$25M - $50M
207
$10M - $25M
207
$3.7B
$25M - $50M
207
$1B - $10B
207
$50M - $100M
207
$43M
$50M - $100M
207
$1M - $10M
207
$1M - $10M
207
$25M - $50M
207
$611K
$1M - $10M
207
$1M - $10M
207
$10M - $25M
207
<$1M
207
$250M - $500M
207
$25M - $50M
207
$1M - $10M
207
$25M - $50M
206
$10M - $25M
206
$25M - $50M
206
$1M - $10M
206
$10M - $25M
206
$10M - $25M
206
$1M - $10M
206
$12M
$50M - $100M
206
$10M - $25M
206
$33M
$100M - $250M
206
$60M
$1M - $10M
206
$50M - $100M
206
$1M - $10M
206
$10M - $25M
206
$1M - $10M
206
$25M - $50M
206
$500M - $1B
206
About companies in the United Kingdom
Which companies in the United Kingdom are listed?
Companies in the United Kingdom of every size, from enterprises to startups, sorted by headcount so the biggest accounts come first. Companies on the list include NABS, Optimus Search and Plan International UK. Every company profile gives you revenue range, headcount, headquarters, tech stack and an employee directory with verified emails and phone numbers.
Which industries are most common among companies in the United Kingdom?
Among companies in the United Kingdom on LeadIQ, the most common industries are IT Services and IT Consulting, Financial Services, Software Development, Non-profit Organizations, Advertising Services and Retail. Narrow your list to the industry you sell into from there.
What technologies do companies in the United Kingdom use?
The tools most often found in the tech stacks of companies in the United Kingdom include WordPress, Microsoft 365, Amazon Web Services, iCIMS, Hotjar and Shopify. Useful if you integrate with, complement or compete with one of them.
How do I reach decision makers at companies in the United Kingdom?
Open a company to see its employee directory and email format, then use LeadIQ to get verified work emails and phone numbers for the people you want to reach and push them straight to your CRM or sequencer.
Insights based on LeadIQ data refreshed in September 2026.
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Top companies by employee count
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