Meta deal will help plastics recycling startup MacroCycle build its first factory

Plastics recycling startup MacroCycle announced a new deal with Meta on Tuesday that will help speed the development of its first commercial plant.

Three-year-old MacroCycle, based in Cambridge, Massachusetts, has developed a novel way to process plastic waste that strips it of contaminants, making the resulting recycled material more attractive to customers. The startup says its technology generates 80% fewer carbon emissions than new, non-recycled virgin PET plastic (a common type of plastic used in bottles, containers and textiles). MacroCycle was a Top 20 finalist in the 2025 Startup Battlefield competition at TechCrunch Disrupt in San Francisco.

Under the terms of the agreement, Meta will pay MacroCycle for the rights to those avoided emissions, which lets Meta count the reduction toward its own carbon footprint, which is growing dramaticallyas a result of the AI boom. A Meta spokesperson confirmed that this is the first such deal the company has...

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