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For Marketing leaders

Turn compliance into growth with trusted personalization

You shouldn’t have to choose between compliance and campaign performance. Syrenis helps you deliver trusted personalization at scale, turning privacy from a blocker into your brand advantage.

Ask once, honor everywhere

Cross-domain consent means customers only see one banner across all your brands, regions, and devices – fewer interruptions, higher engagement, consistent data.

Follow-me consent

Respect choices across devices, apps, and channels. Cassie keeps consent in sync everywhere your customers go.

Identity Service

Restore up to 35% of lost attribution caused by privacy browsers. Cassie replaces third-party cookies with compliant, first-party identifiers so you can measure true ROI.

Progressive Profiling

Build richer profiles gradually, based on engagement and trust. Collect what matters most without overwhelming customers.

Preference centre and service portal

Give customers full control of how they hear from you — reducing unsubscribes while empowering your service teams to act instantly.

Webinar: Universal consent