List of Companies in United Kingdom
Prospecting in the United Kingdom? Here are the companies based there, biggest first, including ICS Cool Energy, Marex Solutions and Omnisend. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$25M - $50M
267
$500M - $1B
267
$25M - $50M
267
$1M - $10M
267
$10M - $25M
267
$50M - $100M
267
$91M
$25M - $50M
267
$50M - $100M
266
$1M - $10M
266
$10M - $25M
266
$100M - $250M
266
$220M
$250M - $500M
266
$1M - $10M
266
$1M - $10M
266
$1M - $10M
266
$25M - $50M
266
$1M - $10M
266
$10M - $25M
266
$50M - $100M
266
$25M - $50M
266
$25M - $50M
266
$10M - $25M
266
$25M - $50M
266
$78M
$1M - $10M
266
$10M - $25M
265
$10M - $25M
265
$10M - $25M
265
$500M - $1B
265
$10M - $25M
265
$100M - $250M
265
$10M - $25M
265
$1M - $10M
265
$500M - $1B
265
$50M - $100M
265
$1M - $10M
265
$10M - $25M
265
$500M - $1B
265
$10M - $25M
265
$1M - $10M
265
$3.1M
$1M - $10M
264
$250M - $500M
264
$1M - $10M
264
$25M - $50M
264
$196M
$50M - $100M
264
$100M - $250M
264
$25M - $50M
264
$1B - $10B
264
$10M - $25M
264
$10M - $25M
264
$25M - $50M
264
$1.5M
<$1M
264
$42M
$10M - $25M
264
$50M - $100M
264
$1M - $10M
264
$50M - $100M
264
$10M - $25M
264
$10B+
263
$50M - $100M
263
$6.3M
$10M - $25M
263
$10M - $25M
263
$10M - $25M
263
$25M - $50M
263
$10M - $25M
263
$285M
$1M - $10M
263
$1M - $10M
263
$116M
<$1M
263
$23M
$100M - $250M
263
$100M - $250M
263
$50M - $100M
263
$100M - $250M
263
$10M - $25M
263
$10M - $25M
263
$10M - $25M
263
$250M - $500M
263
$10M - $25M
263
$100M - $250M
263
$10M - $25M
262
$10M - $25M
262
$1M - $10M
262
$10M - $25M
262
$100M - $250M
262
$1.8M
$25M - $50M
262
$50M - $100M
262
$25M - $50M
262
$1B - $10B
262
$10M - $25M
262
$500M - $1B
262
$1M - $10M
262
$25M - $50M
262
$10M - $25M
262
$25M - $50M
262
$10M - $25M
262
$10M - $25M
262
$10M - $25M
262
$50M - $100M
261
$25M - $50M
261
$1M - $10M
261
$1M - $10M
261
$10M - $25M
261
$10M - $25M
261
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 ICS Cool Energy, Marex Solutions and Omnisend. 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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