The Greenhouse

The Greenhouse: Your Full-Stack Retention Partner

Most agencies focus on email. We build retention engines.

At The Greenhouse, we partner with ambitious DTC brands to scale sustainable, profitable growth without relying on endless promos. Our full-stack retention approach goes beyond inboxes and discount codes to help you build the kind of customer relationships that compound over time.

We work across and help you develop your entire retention ecosystem:

Email. SMS. Push. Direct Mail. Loyalty. Subscriptions. Memberships. CRM.

Whether you're just getting started or gunning for $100M+, we’ll help architect and execute your retention roadmap with strategy, execution, and ongoing optimization baked in.

What we deliver:

✅ Lifecycle strategy tailored to your brand goals

✅ High-converting flows, campaigns & popups

✅ Clean creative + clear messaging that drives action

✅ List growth & segmentation frameworks

✅ Loyalty, membership & subscription program support

✅ Tech stack integration across Klaviyo, Rivo, Zaymo, Stay AI, PostPilot & more

✅ Weekly insights and strategy you don’t have to chase down

We’re not here to check boxes, we’re here to drive lifetime value and help you build the next great brand.