Powering Circular Recommerce
We help brands and retailers launch and scale trade-in, resale, returns and refurbishment programs.
No product waste or hassles & fully automated through AI.







Why Circlestack?
We help forward-thinking brands launch and own their resale experience—right on their own website. Drive revenue, engage customers, and deliver real sustainability impact.
Boost Revenue
Resale is growing 4× faster than traditional retail. Don’t miss out on this booming channel.
Monetize Returns
Over 50% of all returns go to waste. Circlestack helps you turn them into profit instead.
Streamline Operations
Run warehouse operations efficiently with our software. Or outsource it end-to-end to Circlestack.
Lead on Sustainability
Give products a second life and be compliant with the Ecodesign for Sustainability Products Regulation (ESPR).
Powering Your Circular Commerce Flywheel
Whether you are looking to unlock trade-in, authentication, resale or scale a fully integrated program, you stay in control. Circlestack’s modular platform lets you choose exactly what modules you need to adapt to your business.

Creating Real Impact for Our Customers
Transform Your Resale Experience
Get in touch to discuss a 'no-strings' attached pilot customised to your needs.