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  • Media Release

Space expert joins mission to build first AI recommerce marketplace

A SPACE computer vision scientist has joined Silicon Valley-backed start-up STOCS to help create the world’s first AI driven re-commerce marketplace. Panagiotis Sidiropoulos, who previously worked for programmes on Mars mission data, has been brought on board as Head of AI to help innovate and shake up a $2.3 trillion sector.

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  • Sustainability

How STOCS is rethinking reverse logistics to add real value

  • E-commerce

STOCS introduces new Chief Commercial Officer (CCO)

Background Information

Sheldon Miller, GSM CEO and sole founder

Sheldon Miller, who is the CEO and founder of GSM Holdings, has spent the last 20 years working in the global secondary market in Europe. As the founder of the Retail, Government and Real Estate secondary market B2C solutions model, supporting over 300 clients including Amazon, Costco and the UK Government, Miller sourced and managed over £1bn of client stock and asset value instructions as Business Development Director of the UK’s John Pye Auctions. Miller was also co-founder of the UK’s Nationwide Disposals Agency.

GSM Holdings and stocs

Founded in 2021, GSM Holdings, the parent company of our trading brand stocs, is the brainchild of CEO Sheldon Miller. The company’s mission is to innovate, optimise and lead the global circular economy: B2B2C. GSM has staff in the United States (San Francisco and San Diego, CA, El Paso, TX, Santa Fe, NM, Jersey City, NJ), Europe (London, UK, Monchengladbach, Germany) and Dubai, UAE.
Developed solely over Zoom and Teams calls during a 10-month period across seven global time zones, the company was the only start-up to engage in the International Finance Regulations Standards Consultation to help establish an International Sustainability Standards Board.