Digital Marketing Agency for Ecommerce Brands

We Help Ecommerce Brands Grow With Email, Ads and Shopify

Zettler Digital is a digital marketing agency for Klaviyo retention, paid media and Shopify development. We help brands convert better, keep more customers and spend smarter.

Work With Us

Trusted By Clients Like

Why Leading Brands Trust Zettler Digital

We partner directly with your team to grow revenue through retention, advertising, and Shopify optimization.

Services

Retention
We design and manage Klaviyo flows and campaigns that turn first-time buyers into loyal customers — built for lifecycle growth, not one-off blasts.
Learn More
Website Optimization
We build and optimize Shopify storefronts that are fast, flexible, and built to sell — with clean code, smart UX, and full-funnel thinking baked in.
Learn More
Advertising
From prospecting to retargeting, we build and manage paid campaigns that scale efficiently — with smart creative, tight targeting, and constant optimization.
Learn More
Social Media
We craft content strategies that grow engagement and reinforce retention — tailored for brands that treat followers like future customers.
Learn More

Our Process

A proven, low-friction way to drive growth without guesswork. We’ve partnered with over 400 brands since 2014, helping teams move faster, focus on what matters, and avoid the wasted spend and complexity that slows growth.

Strategic Planning &
Onboarding

We assess your current setup, identify the highest-impact opportunities, and align on a clear plan before execution begins.
Execution Across
Key Growth Channels

We implement and optimize across retention, advertising, and website performance — prioritizing the initiatives most likely to drive revenue.
Performance
Monitoring

We track results continuously, refine what’s working, and adjust strategy to ensure sustained growth.

Our Work

Shinola

Email & SMS

VIEW CASE STUDY

Promix

Email & SMS

VIEW CASE STUDY

Marchesa

Organic Social

VIEW CASE STUDY

Levain Bakery

Email & SMS, Paid Advertising

VIEW CASE STUDY

Bleacher Report

Email & SMS, Paid Advertising

VIEW CASE STUDY

nutpods

Shopify Development

VIEW CASE STUDY

Mariano Rivera

Shopify Development, Organic Social

VIEW CASE STUDY

MoviePosters.com

Shopify Development, Paid Advertising

VIEW CASE STUDY

Duncan Toys

Shopify Development

VIEW CASE STUDY

What Clients Say

Valued partner. Extremely responsive. Highly recommend. Great partner. Organized, data-driven. Dependable. Highly professional.

“Zettler Digital has been a valued partner in helping to elevate my social media and creating my website, as well as for The Mariano Rivera Foundation. Their creative expertise continues to be an asset to our brand.”

Mariano RiveraMLB All-Time Saves Leader & Hall of Famer

"Ben and his team are extremely responsive, not passive and actively make suggestions to improve performance. It has been a great overall experience working with Zettler Digital to execute our email and SMS marketing on Klaviyo."

Albert MathenyCEO, Promix Nutrition

"Solid work, great advice, phenomenal communication. Best group we've worked with in the 10+ years our company has existed. Highly recommended."

Joey CofoneFounder & CEO, Baronfig

"Zettler Digital has been a great partner to help us execute an upgrade to the Shopify 2.0 framework. They were able to seamlessly blend our existing visual theme and multiple third party apps into a site that functions better and is more flexible without any downtime."

Patrick CoyleCMO, nutpods

"Working with Ben and the Zettler team has been a game-changer. They built us an organized, data-driven roadmap that keeps everything clear and actionable. Communication is always prompt and feedback consistent, which makes execution easy."

Derek BoyceFounder, Bari Life

"Zettler Digital has been wonderful to work with. They are dependable, timely and feel like an extension of our team. It is especially helpful to have a scrappy, agile and responsive partner with a wealth of knowledge as our brand continues to see immense growth."

Kristina TothDirector of Ecommerce, Levain Bakery

"Working with Zettler Digital has been a great experience. Extremely knowledgeable about Shopify, dedicated to their craft and highly professional."

Jake CohenDirector of Ecommerce, Bleacher Report

"We've gone through 10-15 developers. Ben and his team are heads above everyone else. We couldn't have had a better experience. They communicate clearly, understand the issues and come up with solutions with ease. Highly recommend to anyone."

David WallachCEO, MoviePosters.com

"Direct-to-consumer ecommerce was a new channel for us. It's been impactful having the Zettler Digital team as partner across email/SMS and paid advertising."