Office 365 email signature management made easy

Centrally create and control email signatures company wide with our Office 365 signature manager

  • Create professional, on-brand email signatures that display on every device.
  • Centrally manage email signatures for an entire organization for total brand consistency.
  • Run targeted email banner marketing campaigns and track every recipient engagement.
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Office 365 email signature software used and trusted by businesses across the globe

Office 365 Signature Manager Features

Rocketseed Email Signature Software for Office 365 is packed with feature functionality:

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Create a custom email signature using our Signature creator & editor templates or simply brief our professional email signature design team.

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Centrally control all company wide Office 365 email signatures through our interface. Automatically update all user information by syncing with Active Directory.

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Legal Disclaimers

Keep every employee signature legally compliant and protect your brand by adding personalised, time-stamped email disclaimers.

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Add interactive social icons to your business Office 365 signatures to boost engagement for your key, actively managed social media profiles.

Exceptional engagement


Add marketing banner campaigns with clickable calls-to-action. Use Rocketseed’s segmentation, targeting and scheduling features to drive engagement, traffic and sales.

Analytics insights


Track all recipient engagement using our advanced analytics and reporting. With real-time click alerts your sales and service teams can respond immediately.



Rocketseed email signature software for Office 365 integrates with Google Analytics and your CRM to attribute website traffic, conversions and sales leads.

Sand-out service


Email signature management is stress-free with our stand-out customer service, including 24/7 technical support and a dedicated Account Manager to help you.

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Mobile Optimised

Using Rocketseed’s signature software ensures your email signatures will display correctly on every device – desktop, laptop, tablet and smartphone.

See our user reviews

Get the most effective Office 365 signature management and marketing for your business

What our customers say

Morrison Industrial
morrison industrial rocketseed testimonial

“Rocketseed has been a phenomenal marketing tool for us in several ways. The support from the Rocketseed team has been consistently awesome.”

Laura Fox
Digital Marketing – Morrison Industrial Equipment
Harry Warren
morrison industrial rocketseed testimonial

“The banners have increased customer knowledge of current promotions. The success we are seeing with Rocketseed is clear.”

Sarah Vowell
Inside Sales Representative – Harry Warren GA

“Rocketseed’s technology does exactly what we need and keeps our IT and Marketing teams happy!”

Nina Wyers
Marketing Director – Floorbrite
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Giving you the most secure email signature management software for Office 365 is our top priority. Rocketseed Office 365 Signature Manager meets the highest industry compliance and security standards.

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100% tamper-proof employee Office 365 signatures that you control centrally.

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TLS-encrypted mailflow, firewall-protected servers and ISO27001 certified datacentres.

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Regular routine penetration testing and continual monitoring and software updates.

The most secure email signature management platform for Office 365

Email signature creator & editor

Easily create professional, custom Office 365 email signatures for an entire organisation. Feature your brand logo, contact information, interactive social media icons and website links using our Microsoft 365 signature manager.

  • Select a Rocketseed Office 365 email signature template to customise to your brand.
  • Step-by-step easily add your business logo and select on-brand font styles, sizes and colours.
  • Include interactive social media icons and website links to drive click-through traffic to your content.
Branded Social Media Icons
An email signature banner for Sarah Thomas, Sales Manager with a profile picture, contact details, and various social media icons along the bottom.
  • Save and test your new email signature before deploying across your company.
  • Automatically populate all employee contact information via Active Directory sync.

Create Office 365 company wide signatures with ease

Rocketseed Email Signature Manager Office 365: How it works

  • Rocketseed Office 365 signature manager is set up using a secure, access-controlled web-based user interface.
  • Compose your email as normal and when you click ‘send’, connectors and transport rules in Microsoft Office 365 route your email to the Rocketseed server which applies your branded signature.
  • The fully-branded email is then securely resubmitted to Office 365 via a closed SMTP loop for sending. You are in complete control via our browser-based interface with admin rights.

You’ll find detailed instructions and screenshots in our Office 365 email signature compatibility guide.

Microsoft 365 Email Signature Managment - How it works - Rocketseed

Take control with centralized email signature management for Office 365

Office 365 Signature Management: Products & Pricing

It’s important to choose the right email signature software for Office 365 to best meet your business needs. That’s why Rocketseed offers 2 product plans  for – Signature or Campaign.

A green shape with the words "SIGNATURE: Create and control professional email signatures" inside, next to a pink shape with the words "CAMPAIGN: The complete email signature marketing solution".

Whether you are looking simply for centrally-controlled professional email signatures or want to open a sophisticated – and cost-effective – new marketing channel, Rocketseed has an email signature management product to suit. We even offer a fully-managed email signature management service where we take care of everything for you!

Office 365 Company wide email signatures in action

Using Rocketseed’s email signature software, Morrison Industrial Equipment Co. achieved its branding and marketing goals by:

  • Centrally creating and managing Office365 signatures company wide to ensure complete brand consistency across over 500 employees, and saving the company’s IT team time and effort.
  • Automating email banner marketing campaigns targeting recipients with the most relevant sales promotions and seasonal messaging, achieving 21% engagement.
  • Providing training, a dedicated account manager and 24/7 emergency tech support.

“I recommend Rocketseed to any company that wants to improve their professional email communication and branding and increase their marketing presence with their customer base at ‘rocket speed’!”

Laura Fox, Morrison Industrial Equipment

Morrison Industrial Equipment Co. branded email signature

Signature on Compose

See your signature when you write your email.

With Rocketseed for Microsoft 365 you have the option of adding Signature on Compose. This automatically connects to your Rocketseed account and pulls the signature design and personal information to create the signature in your new email compose window, allowing you to see your signature before you press ‘send’. It also keeps signatures visible on your sent emails.

When it comes to managing email signatures at scale, there are a few factors to consider with this additional functionality. Find out more about Signature on Compose to see if it’s the best fit for your business or contact us to discuss.

Get real results and ROI with Rocketseed email signature software Office 365

Why choose Rocketseed?

With 15 years experience, global offices and proven technology, Rocketseed email signature software for Office 365 is used by enterprise and SME clients worldwide, including multinational brands.

7 reason why choose Rocketseed poster

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    Simplify your Office 365 signature management with Rocketseed


    Our Office 365 Email Signature Management Software is designed for Microsoft 365 users, enabling businesses to manage email signatures efficiently at scale. It offers the “Signature on Compose” feature, which automatically integrates with your account to create personalised signatures in your new email compose window.

    This software is ideal for corporations and SMEs worldwide that use Microsoft 365 and seek to maintain consistent, professional email signatures across their organization.

    The “Signature on Compose” feature allows users to see their email signature, as it will appear to recipients, before sending an email. This feature ensures that signatures are correctly formatted and visible on sent emails, enhancing professional communication.

    When composing a new email, the “Signature on Compose” feature automatically connects to your account, pulling the signature design and personal information to create the signature in the email compose window.

    For detailed implementation instructions and support, contact us and we will provide guidance and assistance to ensure smooth integration and deployment within your Microsoft 365 environment.

    We offer support for your Office 365 Email Signature Management Software. If you encounter any issues or have questions, it’s best to contact our support team for assistance.

    To determine if this solution is suitable for your business needs, you can contact us to discuss your requirements. Our team of experts can provide insights and recommendations based on your specific email signature management needs.

    Yes, our solution enables you to easily adapt and assign different email signatures to various departments or individuals within your organisation, ensuring that each signature is tailored to its specific use case or branding requirements.

    Yes, our tool ensures that email signatures are displayed correctly across all devices, including desktops, laptops, smartphones, and tablets, maintaining brand consistency and professionalism in every email sent.

    At Rocketseed, we continuously update our Office 365 Email Signature Manager to ensure compatibility with the latest versions of Office 365. This proactive approach ensures that your email signatures will continue to function correctly and remain consistent with any updates to the Office 365 platform.

    Our software is designed to maintain the integrity and formatting of email signatures even in threaded emails, including replies and forwards, ensuring consistent branding and a professional appearance in ongoing email conversations.

    Yes. We are committed to legal compliance with data protection laws, including ISO27001, HIPAA, GDPR, ensuring that your use of their Office 365 Email Signature Manager adheres to legal standards and protects the privacy of your communications.