For over 20 years, Exclaimer has been providing world-class on-premises and cloud-based email signature software and solutions for Microsoft 365 (formerly Office 365, Google Workplace (formerly G Suite), and Microsoft Exchange. Headquartered just outside of London and with regional offices worldwide, its products are used by over 75 million users in 150+ countries with some companies holding licenses for over 300,000 users.
Its diverse customer base includes renowned international organizations such as Sony, Mattel, 10 Downing Street, NBC, the Government of Canada, the BBC, and many more organizations of all sectors and sizes. The company has been the recipient of multiple industry awards over the years and was the first company of its type to successfully achieve the ISO 27001 Certification for its cloud-based signature management service.
For more information on Exclaimer, please visit www.exclaimer.com
Its diverse customer base includes renowned international organizations such as Sony, Mattel, 10 Downing Street, NBC, the Government of Canada, the BBC, and many more organizations of all sectors and sizes. The company has been the recipient of multiple industry awards over the years and was the first company of its type to successfully achieve the ISO 27001 Certification for its cloud-based signature management service.
For more information on Exclaimer, please visit www.exclaimer.com
Location: United Kingdom
Employees: 201-500
Phone: +44 1252 531422
Total raised: $133.65M
Founded date: 2001
Investors 2
| Date | Name | Website |
| 08.12.2020 | Insight Pa... | insightpar... |
| 17.07.2021 | Farview Eq... | farviewequ... |
Funding Rounds 1
| Date | Series | Amount | Investors |
| 07.12.2020 | - | $133.65M | - |
Mentions in press and media 25
| Date | Title | Description |
| 17.04.2026 | Exclaimer links Workday to email signatures & meetings | - |
| 21.11.2025 | Is the Era of DIY IT Finally Over? | For IT leaders, it’s an age-old question: is it better to build or to buy? That could now be answered, with fresh data from Exclaimer showing that most in-house builds are missing the mark. The email management platform’s latest report, Bui... |
| 30.09.2025 | Email Security Threats Still A Top Cyber Risk, UK IT Leaders Say | Email remains the biggest soft spot in enterprise security, even as phishing scams, impersonation scams, and regulatory scrutiny intensify, according to a new UK survey from Exlaimer. UK IT leaders estimate that over half of all organisatio... |
| 13.08.2025 | Email Disclaimers in Healthcare: A Compliance Essential Hiding in Plain Sight | Vicky Wills, Chief Technology Officer, Exclaimer In healthcare, where every detail matters, it’s often the smallest things that carry the greatest risk. Email disclaimers – those lines of legal text at the bottom of email signatures – might... |
| 24.01.2025 | Exclaimer Announces Chili Piper Integration | Exclaimer, the global leader in email signature management solutions, announces its latest integration with Chili Piper, a leading demand conversion platform. This new feature allows Exclaimer users to simplify meeting scheduling to help im... |
| 08.11.2024 | Email Signatures: The New Frontier in Marketing with Exclaimer and HubSpot | In the digital age, every email sent is a potential marketing opportunity. Exclaimer, a leader in email signature management, has taken a bold step into this realm with its new integration with HubSpot. This partnership transforms mundane e... |
| 07.11.2024 | Exclaimer’s integration with HubSpot transforms email signatures into powerful marketing opportunities | Exclaimer’s integration with HubSpot transforms email signatures into powerful marketing opportunities Exclaimer, the global leader in email signature management solutions, is unveiling a new CRM integration with HubSpot's AI-powered custom... |
| 06.11.2024 | Exclaimer Announced the Launch of HubSpot Integration | Exclaimer, the global leader in email signature management solutions, introduces its latest CRM integration with the HubSpot platform. With this addition, Exclaimer continues to empower marketers to use email signatures as strategic marketi... |
| 16.10.2024 | Pavilion & TrustRadius honor top go-to-market leaders at the 2024 GTM Awards | Pavilion is a support network for revenue leaders that helps GTM leaders unlock and achieve their full professional potential. Executive leaders, B2B technology companies recognized as winners across 13 categories at the Austin award ceremo... |
| 12.09.2024 | Exclaimer Announces Partnership with TD SYNNEX | Collaboration Extends Exclaimer's Reach to Meet Demand for Email Signature Management Solutions LONDON, Sept. 12, 2024 /PRNewswire/ -- Exclaimer, the leading email signature management platform, today announced a new partnership with TD SYN... |
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