New Message
To7–9-figure ecommerce brandsCcBcc
Subject

Let our team of experts scale your retention channel

Over the last 5 years, I keep meeting brands who are great at driving traffic, but leave retention as the most untouched channel in the business. The list is full of people who already trust you, and almost nobody is monetizing it correctly.

We help ecommerce brands scale by building and managing their retention infrastructure so you can put your time back into growth. To date, we've helped 100+ brands generate $50M+ in revenue.

If you want to turn retention into your most powerful and most profitable growth channel, book a time with me below to get your free audit.

Raymond Chen

Founder, 11

  • Klaviyo Partner
  • Clutch 5.0 rating
  • Featured on Stripo
  • Teespring
  • FIRE
  • The Studio
  • SABAI
  • Rosehill Wine Cellars
  • Yarbo
  • Lume Cube
  • PetzPark
  • Grind
  • Elsie Green

How it works

How we grow revenue.

  1. Step 1

    Grow the list.

    A high-converting popup turns the traffic you’re already paying for into subscribers — a real asset feeding your funnel, not a dinky form.

  2. Step 2

    Convert on autopilot.

    We build the flows that print money 24/7 — welcome, abandoned cart, abandoned checkout, browse — plus revenue-driving campaigns every week.

  3. Step 3

    Optimize and maximize LTV.

    We A/B test what’s live, spot new opportunities for incremental revenue, and maximize LTV with post-purchase, win-back, and VIP.

Grow My Revenue
Free Audit48 Hours100+ Brands

Results

Proof over promises.

Before · July 2025

Brand A Klaviyo revenue before

After · August 2025

Brand A Klaviyo revenue after

+$53,128

in email revenue — added in a single month.

Before · April 2026

Brand B Klaviyo revenue before

After · May 2026

Brand B Klaviyo revenue after

+$86,615

in email revenue — up 86% in a single month.

Before · November 2025

Brand C Klaviyo revenue before

After · December 2025

Brand C Klaviyo revenue after

+$157,152

in monthly email revenue — bigger brand, same result.

Before · December 2025

Brand D Klaviyo revenue before

After · January 2026

Brand D Klaviyo revenue after

+$51,827

in email revenue in one month — from a $0 start.

Before · February 2026

Brand E Klaviyo revenue before

After · April 2026

Brand E Klaviyo revenue after

+$118,287

in monthly email revenue — nearly doubled.

Before · August 2025

Brand F Klaviyo revenue before

After · September 2025

Brand F Klaviyo revenue after

+$78,620

in monthly email revenue — tripled.

Get Results Like These
Free Audit48 Hours100+ Brands

Reviews

See what our clients have to say.

Everything’s handled and off my plate, with consistent month-after-month revenue growth.

Chris, Founder — Quantelligent

Went from messy and scattered to smooth and planned a month ahead, with better open rates, better deliverability, and hours back every week.

Drew, Founder — EVA

Higher open and click-through rates and more sales, from a team that treats Rosehill like it’s their own company.

Jonathan, Head of Ecommerce — Rosehill Wine Cellars

They rebuilt our flows and our email channel is up 20%. Honestly life-changing.

Kelsey, Marketing Director — Elsie Green

Conversions climbed right away and it’s completely off my plate. You can trust these guys, no games.

Clint, Founder — dogIDs

The best-looking, most on-brand emails we’ve had, with more sends, higher open rates, and email revenue up. A total game-changer.

Amry, CMO — Grind Basketball

Email went from 10% to about 30% of revenue in under a year, a basically-free channel that's now a major profit center.

Daniel Puumalainen, Co-Founder — Golf Daddy

What sets 11 apart is the unique blend of personalized service and a data driven approach.

David Harvey, Co-Founder — Home Test Box

They revamped the entire email program and drove a 200%+ increase in email revenue, plus higher open and click rates.

Lauren Melzer, Marketing Director — The GoodFor Co

Get This for My Brand
Free Audit48 Hours100+ Brands

FAQ

Your questions, answered.

  • We build and manage your retention channel. Flows, campaigns, and the system around them, so email and SMS stop being the part of the business nobody is monetizing. Strategy, creative, implementation, and optimization are handled by our team. You get that time back for growth.

See how much revenue you're leaving on the table.

Free Audit48 Hours100+ Brands