About

Learn More About Glass.

Driven by Data. Delivered with Style. Communicated with Clarity.

Values

Our Mission.

At Glass, our mission is to bring clarity to email marketing. Too often, brands are left guessing what’s working and what isn’t. We believe marketing should be transparent, measurable, and meaningful. Not hidden behind jargon or vanity metrics. We combine data-backed, full-funnel strategies with compelling, custom creative to help our clients leverage the full power of email and sms.



Our goal is simple: to make marketing clear, honest, and effective. When our clients understand their marketing, they can focus on what truly matters, delivering better experiences for the people they serve.

Transparency

We believe in open communication and honest results, keeping you informed every step of the way.

Transparency

We believe in open communication and honest results, keeping you informed every step of the way.

Transparency

We believe in open communication and honest results, keeping you informed every step of the way.

Innovation

Creativity fuels our approach, pushing us to develop cutting-edge strategies that resonate with your audience.

Innovation

Creativity fuels our approach, pushing us to develop cutting-edge strategies that resonate with your audience.

Innovation

Creativity fuels our approach, pushing us to develop cutting-edge strategies that resonate with your audience.

Commitment

Your success is our priority, and we’re dedicated to delivering exceptional service and measurable outcomes.

Commitment

Your success is our priority, and we’re dedicated to delivering exceptional service and measurable outcomes.

Commitment

Your success is our priority, and we’re dedicated to delivering exceptional service and measurable outcomes.

Team

Meet The Founders.

Friends and collaborators for nearly a decade, Marcus and Matt have partnered with brands across virtually every industry – from ambitious startups to global leaders. Their complimentary expertise has helped businesses consistently grow, scale, and thrive without limits.

Matt Sheehan

Founder & Creative Lead

Marcus Thomas

Founder & Data Lead

Email Marketing For ecommerce

Why Leading Brands Trust Us.

We partner with eCommerce brands to deliver measurable growth. Our expertise, proven results, and personalized approach have earned us the trust of top industry names.

  • OTIC

Email Marketing For ecommerce

Why Leading Brands Trust Us.

We partner with eCommerce brands to deliver measurable growth. Our expertise, proven results, and personalized approach have earned us the trust of top industry names.

  • OTIC

Email Marketing For ecommerce

Why Leading Brands Trust Us.

We partner with eCommerce brands to deliver measurable growth. Our expertise, proven results, and personalized approach have earned us the trust of top industry names.

  • OTIC

Who We Are

A Team Dedicated to Your Growth.

A Team Dedicated to Your Growth.

We’re an email marketing agency with a passion for helping businesses connect with their customers. Through data-driven strategies and personalised campaigns, we turn email marketing into a powerful tool for growth. Our team is committed to elevating your brand and driving results that matter.

We’re an email marketing agency with a passion for helping businesses connect with their customers. Through data-driven strategies and personalised campaigns, we turn email marketing into a powerful tool for growth. Our team is committed to elevating your brand and driving results that matter.

Why Choose Us

Your Growth is Our Mission.

At our agency, we don’t just craft emails; we create connections. Our results-driven approach is designed to transform your email marketing efforts into a key driver of business growth.

Expertise in the latest email marketing trends and tools

Custom strategies tailored to your brand’s voice and goals

A dedicated team that prioritizes your business outcomes

Timeline

The Glass Timeline.

Our journey is built on a foundation of creativity, innovation, and commitment to client success. Here are some key milestones along the way:

2023

Where It All Began

Before Glass was born, we joined forces as independent marketers - one bringing deep technical expertise, the other a creative and strategic eye. By combining our skillsets across email, paid media, and ecommerce growth we saw the potential to build something bigger.

2023

Where It All Began

Before Glass was born, we joined forces as independent marketers - one bringing deep technical expertise, the other a creative and strategic eye. By combining our skillsets across email, paid media, and ecommerce growth we saw the potential to build something bigger.

2023

Where It All Began

Before Glass was born, we joined forces as independent marketers - one bringing deep technical expertise, the other a creative and strategic eye. By combining our skillsets across email, paid media, and ecommerce growth we saw the potential to build something bigger.

2024

Founded with Passion

Founded by two industry specialists with over 20 years of combined experience, we set out to reshape how ecommerce brands connect with their audience digitally.

2024

Founded with Passion

Founded by two industry specialists with over 20 years of combined experience, we set out to reshape how ecommerce brands connect with their audience digitally.

2024

Founded with Passion

Founded by two industry specialists with over 20 years of combined experience, we set out to reshape how ecommerce brands connect with their audience digitally.

2024

Finding Our Focus

After offering a wide range of digital services including paid ads, social media management, SEO and influencer marketing we noticed the highest ROI and client impact came from email and SMS marketing. We began narrowing our focus, refining our expertise in Klaviyo and data-driven lifecycle campaigns.

2024

Finding Our Focus

After offering a wide range of digital services including paid ads, social media management, SEO and influencer marketing we noticed the highest ROI and client impact came from email and SMS marketing. We began narrowing our focus, refining our expertise in Klaviyo and data-driven lifecycle campaigns.

2024

Finding Our Focus

After offering a wide range of digital services including paid ads, social media management, SEO and influencer marketing we noticed the highest ROI and client impact came from email and SMS marketing. We began narrowing our focus, refining our expertise in Klaviyo and data-driven lifecycle campaigns.

2025

Founded with Passion

Having fully embraced our role as a dedicated email marketing agency, we scaled our operations and doubled down on what we do best; building intelligent, automated systems that convert. By deeply understanding each client’s brand image, we craft email experiences that not only tell their story but also drive revenue. Combining narrative with data-driven strategy, we consistently help our clients reach that magical 40% of revenue generated through email.

2025

Founded with Passion

Having fully embraced our role as a dedicated email marketing agency, we scaled our operations and doubled down on what we do best; building intelligent, automated systems that convert. By deeply understanding each client’s brand image, we craft email experiences that not only tell their story but also drive revenue. Combining narrative with data-driven strategy, we consistently help our clients reach that magical 40% of revenue generated through email.

2025

Founded with Passion

Having fully embraced our role as a dedicated email marketing agency, we scaled our operations and doubled down on what we do best; building intelligent, automated systems that convert. By deeply understanding each client’s brand image, we craft email experiences that not only tell their story but also drive revenue. Combining narrative with data-driven strategy, we consistently help our clients reach that magical 40% of revenue generated through email.

Get started

Ready to Elevate Your Email Marketing?

Unlock your potential with a personalised audit or jump on discovery call with one of the team and let us create a roadmap for your growth.

Get started

Ready to Elevate Your Email Marketing?

Unlock your potential with a personalised audit or jump on discovery call with one of the team and let us create a roadmap for your growth.

Get started

Ready to Elevate Your Email Marketing?

Unlock your potential with a personalised audit or jump on discovery call with one of the team and let us create a roadmap for your growth.