John Big Hoss Moussan

About John Big Hoss Moussan

I’m a Senior CRM Strategist and Klaviyo Expert leading Email, SMS, and Retention functions for established and high-growth eCommerce brands.With over 14 years of experience, I’ve built, owned, and scaled CRM systems across lifecycle marketing, automation, retention strategy, and CRM monetization. My work has contributed to $100M+ in revenue across 200+ DTC brands, including New Era, Magic Mind, Her Fantasy Box, ProLonMD, Best Bully Sticks, and CBD Living, spanning categories such as health, pets, food & beverage, and consumer lifestyle.I operate as an embedded leader, owning the CRM roadmap end to end—from lifecycle and automation architecture to campaign strategy, copy and creative direction, technical implementation, deliverability, and list health. I partner closely with growth, creative, and executive teams to align CRM with revenue goals, promotional calendars, and long-term retention strategy.My background includes both legacy brands and subscription-based businesses, allowing me to build CRM systems that are not only high-performing in the short term, but durable, scalable, and operationally sound as organizations grow.

Experience

1. Founder & CEO

   Great White Media

   Nov 2015 — Present · Irvine, CA, US

   Great White Media is a full-service email marketing agency that grows your list, increases retention, and scales revenue for eCommerce businesses within health, pet products, fine jewelry, food & beverage industries.Key Leadership Responsibilities: • Direct end-to-end agency operations, scaling 200+ DTC brands globally and generating over $100M in client revenue via data-driven strategy, automation, and high-converting creative• Hire and manage a team of up to 20 employees; build SOPs, cross-functional team workflows, and campaign frameworks, which has driven 50% avg. growth YoY since 2019• Design & execute omni-channel marketing strategies aligned with the customer journey to increase product orders, CLV, and retention for e-commerce & retail clients• Partner with CEOs, CMOs, Marketing & Design teams to own & optimize email strategies, customer segmentation, refine campaigns, coach teams to improve performance & streamline operations• Leverage Klaviyo, Shopify, TripleWhale, Google Analytics, Litmus & Retention, combined with analytical leadership to help clients uncover massive hidden revenue opportunities in competitive product verticalsHOW WE HELP GROW YOUR BUSINESS;Grow Your List. Increase Retention. Scale Revenue. Guaranteed. Email marketing is critically important for driving eCommerce sales. Most companies are too busy to optimize email marketing or lack the strategic expertise. Hiring freelancers or agencies are costly, often time-consuming endeavors. That’s where our dedicated team of experts comes in to work directly with your marketing leadership to catalyze 6-7 figure growth with proven email & SMS campaign strategies.Our clients see anywhere between 13% to 107% revenue growth within 90 days.RECENT CLIENT RESULTS:• Scaled email revenue by 1,265%, generating $1M+ in 90 days via advanced strategies• Tripled open rates (40.2%) by improving customer segmentation and strengthening deliverability

Education

• James Cook University

  Bachelor of Engineering - BE, Mechanical Engineering

Skills

• Online Advertising
• Management
• Team Building
• Online Marketing
• Marketing
• Social Media
• Coaching