Centralized, automated, secure. The ultimate email signature solution.
Manage your organization’s email signatures across a dispersed workforce — from offices to job sites — ensuring regulatory compliance and brand consistency.
Ensure regulatory compliance with OSHA disclaimers, safety messaging, and project-specific legal statements applied automatically to every email.
Automate signature updates as teams shift between job sites, roles, or regions — reducing IT admin and keeping contact information accurate in the field.
Prevent unauthorized modifications with server-side enforcement, ensuring branding and compliance are never compromised.
Keep detailed logs of signature activity to simplify audits and meet industry compliance requirements.

Enterprise-grade security, built for construction
Seamless integration with your email platform
Centrally manage email signatures across Microsoft 365, Google Workspace, and Microsoft Exchange.

How our email signature manager works
Connect to Azure Active Directory or Google Directory to automatically pull in employee details. Whether they’re in the office or on site, contact information stays accurate without manual updates.
Assign signatures based on job role, department, or location — ensuring every email is compliant and on-brand across your entire workforce.
Whether an email is sent from a trailer laptop, a foreman’s phone, or HQ, your signatures appear perfectly across Outlook, Gmail, mobile devices, and web clients.
Deploy server-side for full consistency, client-side for end-user visibility, or hybrid for ultimate flexibility.
Protect your signature data with enterprise-grade security, including TLS encryption, intrusion prevention, 24/7 monitoring, and Active-Active infrastructure hosted in Microsoft Azure with 99.99% uptime.
Manage your email signatures better

Trusted by teams worldwide
Over 65,000 companies trust Exclaimer to streamline email signature management at scale.

How CIS Security influenced £6.1 million in revenue with Exclaimer
Centralizing email signature management to enhance branding, security, and marketing impact.
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How Denholm Good Logistics saved 40+ hours monthly with Exclaimer
Enhancing IT efficiency, brand consistency, and marketing opportunities across a growing global enterprise.
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How Bloomerang achieved 100% brand consistency in 15 minutes with Exclaimer
Unifying email signature management for enhanced IT efficiency and marketing impact.
Read moreFAQs
Yes. Exclaimer is built for enterprise-grade security, with encryption in transit (TLS), intrusion prevention systems (IPS), and DDoS protection. Hosted in Microsoft Azure, Exclaimer supports data residency requirements and gives IT full confidence in system integrity and uptime — even across distributed sites.
Definitely. You can automatically apply required disclaimers, enforce standardized branding, and maintain consistency across all email communications. Exclaimer meets certifications including SOC 2 Type II, ISO 27001, ISO 27018, GDPR, and Cyber Essentials — supporting regulatory and client-specific compliance standards.
Most construction firms are up and running in just a few hours. Simply connect your directory (like Azure AD or Google Directory), design your signature, assign templates to the right teams, and choose your deployment method. No disruption to ongoing operations.
Absolutely. Exclaimer is built for multi-site, multi-division organizations. Whether you manage a few dozen users or thousands across various project locations, you’ll get centralized control with high availability, load balancing, and consistent branding across your entire company.