Why Joël Collin-Demers Switched From Substack to beehiiv
Partnering with beehiiv helped System Sunday Save Thousands of Hours

Situation
Joël Collin-Demers, a solo consultant and procurement tech expert, launched The Pure Procurement newsletter to democratize hard-to-access industry knowledge. His goal: help procurement leaders leverage technology more effectively. Starting with blog posts and LinkedIn content, the newsletter became a trusted resource for over 10,000 niche subscribers.
Challenge
As the newsletter grew, Substack’s limitations became clear. Joël needed:
- Better analytics
- Integrated website and email tools
- Customization for monetization and branding
- A platform that aligned with his one-man, content-first workflow and niche business goals
Solution
Joël migrated to beehiiv, attracted by:
- Powerful no-code website builder
- Weekly product updates aligned with creator needs
- Automated tools for polls, lead magnets, and newsletters
- Tools for experimentation, monetization (ads, boosts, paid subs), and long-form partnerships
Results
- Built a 10,000+ engaged, high-quality audience
- Monetized via brand partnerships, not just ads
- Unified his ecosystem of content, events, and consulting
- Saved time, increased content ROI, and strengthened audience trust
- Created custom sponsorship packages combining ads, webinars, deep dives, and more

Related Case Studies

How AdQuick Scaled Industry Sponsorships with beehiiv's Ad Network
Solving scale and visibility challenges in B2B marketing

How Particle for Men Generated a 1.73 ROAS Through Newsletter Ads
Scaling newsletter advertising to 8.3M readers while achieving 809 conversions with beehiiv

The Founder Who Turned His 400k+ Newsletter Into a Negative CAC Machine
How Open Source CEO pioneered model where newsletter ad revenue offsets customer acquisition costs with beehiiv.