Reimagine What’s Possible
with Email

Stensul is the first platform that gives enterprise marketers the power to
generate custom emails while ensuring brand governance


Integrates with top ESPs:

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Does your current email generation process look like this?


What if it looked like this?


If you work at a large brand, your email creation process is broken

It’s ridiculously expensive, and time consuming. Stensul’s email generation platform transforms how you and your team build emails: with stensul, any marketer - no matter their technical skills - can easily build on-brand, error-proof emails. Think of us as a CMS built specifically for email.

Build emails in our platform, and instantly send them out through your ESP.

Email Variations

Get emails out
90% faster


Increase email output by 10x. Test more.

International Markets

Grow your email program w/o adding people


Experience effortless QA

ESP Costs

Drastically reduce your agency fees

Enterprise brands who love stensul:

"Instead of spending hours going through HTML, (with stensul) I can actually focus on creating more emails and doing more projects."

Winifred L.

B2B Marketing

"[Before stensul] What was really taking a lot of my time was the coding. It was a very time-consuming and manual process, and there was a lack of responsive design within the templates that we were building. stensul changed all that."

Julie B.

Growth Marketing

"Very user friendly. Helps create emails much easier and faster. We were able to reduce email production time by a significant amount!"

Madeline W.

Marketing Operations

"The interface is simple, clean, easy to navigate and quick considering the functions it offers. PS - it generates CODE in seconds. That's pretty awesome for us non-coders. If you are looking for a simple email building and coding solution for your everyday needs, this is a worthwhile product."

Nicole F.

Growth Marketing

"stensul brought efficiency and ease-of-use to Catalent’s email production process."

Jorge R.

Manager of Sales and Marketing Technology

Ready to transform how your company builds emails?

Schedule a demo that will change what you thought was possible with email
request a demo