We build and manage email and SMS retention systems for ecommerce brands doing $75k+ per month.
Apply to work with us →Most agencies focus on sending campaigns.
We focus on building retention systems that drive repeat revenue.
That means:
We don't just send emails. We build systems that compound.
Send campaigns on a calendar. Report on open rates. Move on.
Build a retention system — flows, campaigns, segmentation — that compounds over time and becomes a real revenue channel.
At a certain point, basic execution stops working.
You might have:
Email becomes something that "runs in the background" instead of a real growth channel.
Most ecommerce brands struggle with retention because they don't have a clear email retention strategy.
We approach email as a retention system, not a task list.
We build flows that capture revenue automatically across the entire customer journey.
We plan and execute campaigns that align with your business, not just your calendar.
We target based on behavior and purchase data to increase conversions and relevance.
No freelancers. No gaps. Every part of your retention system is handled by our team.
Everything is handled end-to-end.
If you're specifically looking for email marketing for ecommerce, you likely need a more structured approach to retention.
When email is treated as a system:
We're best suited for ecommerce brands that are serious about building retention as a long-term revenue channel.
Not a fit for early-stage brands or one-off projects.
Apply to work with InboxShuttle and we'll review your current setup and identify the biggest retention opportunities.
Apply to work with us →We review every application and respond within 1 business day.