List of Companies in Ireland

Prospecting in Ireland? Here are the companies based there, biggest first, including Accenture, Johnson Controls and Eaton. Open a company to see its revenue range, headcount, tech stack and the people to contact.

Company NameIndustryLocationFundingRevenueEmployees
$6M
$10B+
693K

$1.6B
$10B+
60K

$600K
$10B+
52K

$1B - $10B
46K

$4.6B
$10B+
42K

$2B
$1B - $10B
35K

$1B - $10B
35K

$4B
$1B - $10B
29K

$1.7B
$10B+
21K

$7.9M
$1B - $10B
17K

$3B
$1B - $10B
12K

$1B - $10B
12K

$1B - $10B
12K

$488M
$1B - $10B
12K

$5B
$500M - $1B
11K

$1B - $10B
11K

$1M - $10M
10K

$10M - $25M
10K

<$1M
10K

$29M
$10B+
9.8K

$25M - $50M
8.5K

$96M
$50M - $100M
7.4K

$25M - $50M
7.3K

$1B - $10B
7.3K

$25M - $50M
7.3K

$1B - $10B
7.1K

$4.6B
$1B - $10B
6K

$1B - $10B
5K

<$1M
5K

$1M - $10M
5K

$1M - $10M
5K

$3.3M
$10M - $25M
4.8K

$1B - $10B
4.6K

$1B - $10B
4.5K

$500M - $1B
4.3K

$250M - $500M
4.2K

$1M - $10M
4.1K

$267M
$25M - $50M
4.1K

$500M - $1B
4.1K

$107M
$250M - $500M
3.9K

$401M
$50M - $100M
3.9K

$1B - $10B
3.8K

$2.8B
$1B - $10B
3.7K

$25M - $50M
3.6K

$5.3M
$10M - $25M
3.4K

$5M
$100M - $250M
3.4K

$1B - $10B
3.3K

$857M
$50M - $100M
3.3K

$1B - $10B
3.2K

$500M - $1B
3.1K

$50M - $100M
3K

$1.2M
$500M - $1B
3K

$1B - $10B
3K

$48M
$10M - $25M
3K

$31M
$50M - $100M
2.9K

$250M - $500M
2.9K

$50M - $100M
2.8K

$50M - $100M
2.8K

$25M
$1B - $10B
2.8K

$1B - $10B
2.8K

$1M - $10M
2.8K

$21M
$250M - $500M
2.8K

$4.6B
$100M - $250M
2.7K

$50M - $100M
2.7K

$50M - $100M
2.7K

$1B - $10B
2.7K

$100M - $250M
2.6K

$250M - $500M
2.6K

$1B - $10B
2.5K

$100M - $250M
2.5K

$1B - $10B
2.5K

$1.1B
$100M - $250M
2.5K

$250M
$1B - $10B
2.4K

<$1M
2.4K

$100M - $250M
2.4K

$18M
$1M - $10M
2.3K

$50M - $100M
2.3K

<$1M
2.3K

$1M - $10M
2.2K

$1B - $10B
2.2K

$22M
$10M - $25M
2.2K

$1B - $10B
2K

$500M - $1B
2K

$1M - $10M
2K

$50M - $100M
2K

$443M
$1M - $10M
1.9K

$10M - $25M
1.9K

$50M - $100M
1.9K

$1B - $10B
1.9K

$1M - $10M
1.8K

$500M - $1B
1.8K

$250M - $500M
1.8K

$2.2M
$10M - $25M
1.8K

$250M
$100M - $250M
1.8K

$500M - $1B
1.7K

$500M - $1B
1.7K

$50M - $100M
1.7K

$1B - $10B
1.6K

$250M - $500M
1.5K

$10B+
1.5K

About companies in Ireland

Which companies in Ireland are listed?

Companies in Ireland of every size, from enterprises to startups, sorted by headcount so the biggest accounts come first. Companies on the list include Accenture, Johnson Controls and Eaton. 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 Ireland?

Among companies in Ireland on LeadIQ, the most common industries are IT Services and IT Consulting, Software Development, Financial Services, Construction, Hospitals and Health Care and Non-profit Organizations. Narrow your list to the industry you sell into from there.

What technologies do companies in Ireland use?

The tools most often found in the tech stacks of companies in Ireland include WordPress, Microsoft 365, Amazon Web Services, iCIMS, Microsoft Azure and Shopify. Useful if you integrate with, complement or compete with one of them.

How do I reach decision makers at companies in Ireland?

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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