List of Companies Using Mimecast
Prospecting companies using Mimecast? Here they are, biggest first, including Tata Consultancy Services, Accenture and Deloitte. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$10B+
723K
$6M
$10B+
693K
$10B+
533K
$5B
$10B+
476K
$200M
$10B+
374K
$10B+
366K
$5.7B
$10B+
347K
$95K
$10B+
339K
$2.3B
$10B+
275K
$10B+
239K
$2M
$10B+
233K
$2B
$10B+
231K
$10B+
156K
$750M
$10B+
153K
$85M
$10B+
152K
$4B
$10B+
141K
$10B+
141K
$10B+
140K
$5.3B
$10B+
138K
$39B
$10B+
137K
$1.5B
$10B+
130K
$2M
$10B+
103K
$1B - $10B
100K
$9.7B
$10B+
93K
$7.6B
$10B+
91K
$10B+
89K
$5.1B
$10B+
88K
$10B+
86K
$10B+
83K
$1B - $10B
83K
$7.3B
$10B+
82K
$10B+
73K
$728M
$1B - $10B
72K
$50M - $100M
72K
$1.2B
$10B+
71K
$20K
$10B+
69K
$1.1B
$10B+
68K
$75M
$10B+
68K
$1B - $10B
67K
$1B - $10B
66K
$8.5B
$10B+
64K
$1B - $10B
62K
$22M
$10B+
62K
$121M
$10B+
62K
$500M
$10B+
62K
$469M
$1B - $10B
58K
$10B+
58K
$6.5B
$10B+
58K
$1.1B
$10B+
57K
$225M
$10B+
56K
$500M
$10B+
55K
$1.6B
$10B+
54K
$363M
$10B+
50K
$2.6B
$10B+
50K
$10B+
50K
$10B+
49K
$1.7B
$10B+
49K
$10B+
48K
$10B+
48K
$29B
$1B - $10B
48K
$10B+
46K
$4M
$1B - $10B
45K
$10B+
45K
$509M
$1B - $10B
44K
$6.2B
$10B+
43K
$121M
$1B - $10B
43K
$4.5B
$1B - $10B
42K
$1.8B
$10B+
41K
$250M
$10B+
41K
$10B+
40K
$10B+
39K
$764M
$1B - $10B
38K
$16M
$10B+
38K
$32M
$1B - $10B
38K
$3M
$10B+
38K
$10B+
38K
$3B
$10B+
37K
$68M
$1B - $10B
37K
$1B - $10B
36K
$1.7M
$1B - $10B
35K
$2B
$1B - $10B
35K
$4.1B
$10B+
35K
$100M - $250M
35K
$1.9B
$10B+
35K
$499M
$10B+
34K
$17M
$1B - $10B
33K
$10B+
32K
$15M
$10B+
32K
$1B - $10B
31K
$1B - $10B
30K
$531M
$10B+
30K
$10B+
30K
$10B+
29K
$10B
$10B+
29K
$1B
$10B+
28K
$4.5B
$1B - $10B
28K
$140M
$1B - $10B
27K
$1.5B
$10B+
27K
$500M - $1B
27K
$1B - $10B
27K
About companies using Mimecast
Why target companies using Mimecast?
Mimecast is a Security, identity & compliance technology. Companies running these tools already spend on identity, endpoint, email and consent security, which makes them mature buyers in the category. Companies on the list include Tata Consultancy Services, Accenture and Deloitte.
Which industries use Mimecast the most?
Among companies using Mimecast on LeadIQ, the most common industries are Financial Services, Law Practice, IT Services and IT Consulting, Construction, Insurance and Hospitals and Health Care. Narrow your list to the industry you sell into from there.
Where are companies using Mimecast located?
Companies using Mimecast are most often headquartered in the United States, the United Kingdom, Australia, South Africa, Canada and the United Arab Emirates.
What other Security, identity & compliance technologies do companies use?
Prospecting the wider Security, identity & compliance space? Related technologies with their own company lists include Microsoft Active Directory, Cisco, Microsoft Entra ID and CookieYes.
How do I reach decision makers at companies using Mimecast?
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.
Search by Industry
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Search by Technology
Top companies by employee count
Top companies in United States by employee countTop companies in United Kingdom by employee countTop companies in Canada by employee countTop companies in Germany by employee countTop companies in France by employee countTop companies in Australia by employee countTop companies in Netherlands by employee countTop companies in India by employee countTop companies in Spain by employee countTop companies in Switzerland by employee countTop companies in Sweden by employee countTop companies in Italy by employee countTop companies in Denmark by employee countTop companies in Brazil by employee countTop companies in Ireland by employee count
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