A comprehensive new report from Omnisend has identified the core operational patterns that distinguish elite marketing agencies from the rest of the field. By analyzing campaigns from 717 agencies managing nearly 3,000 SMB ecommerce brands, the study found that top-performing firms—the top 10% by subscriber revenue—generate an average of $170,000 in annual revenue per client. The findings suggest a fundamental shift in strategy: rather than focusing solely on audience acquisition, leading agencies prioritize maximizing the lifetime value of existing customers through sophisticated multi-channel integration.
Top 10% of agencies generate $16.70 per subscriber annually.
SMS marketing integration is linked to a 202% increase in revenue per client.
Regular A/B testing correlates with a 192% revenue uplift.
Automated messages generate $5.96 per send, nearly nine times more than standard campaigns.
Elite agencies launch their first automation within eight days of onboarding a new brand.
Automation accounts for 45% of total email revenue for top-performing agencies.
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The research indicates that high revenue figures are not the result of a single isolated tactic, but rather the cumulative effect of combining multiple best practices. For instance, while audience segmentation provides a consistent 8% uplift, its impact is magnified when paired with high-frequency A/B testing and SMS synchronization. This data-driven approach allows agencies to move beyond assumptions and base their strategy on actual consumer behavior.
"When you combine channels, test what actually works, and tailor messages to different customers, every decision becomes more informed," said Marty Bauer, Ecommerce Expert at Omnisend. "Over time, that builds a level of understanding that's hard to replicate, because it's based on how customers actually behave, not just what marketers assume."
A defining characteristic of top agencies is the speed and depth at which they implement automation. By running an average of 5.3 automations per client, these firms create "always-on" systems that respond to customer actions such as signups, browsing history, and purchases. This strategy transforms email and SMS from a manual "megaphone" into a responsive network that builds value over time without requiring a proportional increase in manual effort.
Bauer emphasizes that the most successful agencies treat these channels as systems to improve incrementally rather than tasks to complete. Key recommendations for agencies looking to bridge the gap include launching welcome and cart abandonment flows immediately to allow revenue to compound, and using every campaign as a learning opportunity to refine future automated triggers.
About Omnisend
Omnisend is an email & SMS marketing platform with a suite of features made specifically to help ecommerce stores grow their online businesses faster. One-click integration with major ecommerce platforms, pre-made automation & email templates, and award-winning 24/7/365 live customer support make it easy for brands of any size to sell more – all without the exaggerated cost.
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