Closed Loop Partners — 2022 Investments
4 investments dated 2022 · listed companies and verified rows first · show all
Acelfil develops industrial filtration systems designed to handle variable and spiking suspended-solids loads without manual operator intervention, aiming to reduce equipment shutdowns and downstream membrane damage.
Advanced ManufacturingCleantechHardware
Co-investorsID VenturesMichigan Capital NetworkMichigan RiseAnthropocene Ventures
By Rotation is a fashion rental platform that allows consumers to rent designer clothing and lend or monetize their own wardrobes.
Circular EconomyConsumerMarketplaces
Eshita Kabra(Founder)inEshita Kabra-Davies(Founder)
Co-investorsCornerstone VCRedrice VenturesSie VenturesTrue.Cherry VenturesTrue Global Ventures
Greyparrot provides AI-powered visual analytics for material recovery facilities (MRFs) to optimize throughput, capture residue valuables, protect output purity, and reduce manual sampling labor.
AI & Machine LearningCircular EconomyCleantechData & InfrastructureImpact & Social GoodIoTLondon, GB
Mikela Druckman(Founder)inAmbarish Mitra(Founder)inMarco Pontini(Founder)
Co-investors360 CapitalKickstart InnovationPlug and Play VenturesRegeneration.VCSpeedinvestUna Terra
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
Accelerated Filtration
Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.















