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Corston were looking to scale their high-performing Google advertising further, but struggled to justify upper-funnel investment due to limited visibility into its true impact.
The Solution
In September 2024, Corston launched Google Demand Gen campaigns to complement its performance mix and drive discovery among new audiences.
To track results, the team used Fospha’s full-funnel measurement platform, which revealed how these campaigns impacted not just direct returns—but also boosted performance across other Google campaign types.
The Results:
+23 %
Google revenue
+15 %
ROAS across all Google channels
#1
most efficient Google channel
“Every time management challenged the numbers, I could open Fospha to prove what was really happening. Over time, Fospha became our source of truth for digital performance.”
Rabee Sabha
Digital Marketing Manager
How it works
- It quickly became Corston's most efficient Google channel, outperforming ROAS targets by 51%.
- Performance Max ROAS improved by 25%, demonstrating how upper-funnel activity can enhance efficiency across conversion-focused campaigns.
- Overall Google ROAS improved by 15%, even as spend increased, validating the power of a full-funnel strategy.
