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Winnow

Using AI-driven technology to reduce food waste in commercial kitchen

Photo of Marc Zornes

Marc Zornes

Founder & CEO at Winnow

More about Marc »
Employees 101–200
Headquarters Greater London, England, United Kingdom
Winnow is a technology company that provides the tools to help commercial kitchens measure and reduce their food waste. Winnow employs AI-driven computer vision technology that automatically captures and calculates the amount of food waste, converting this to a commercial loss and providing actionable insights for chefs to make smarter decisions in sourcing and menu choices. Winnow reduces food waste by over 50% and is deployed in 2,500 kitchens today with blue chip clients like IKEA, ISS, Compass Group, Hilton, Accor, Carnival Group, and Sands Corporation. Winnow clients are saving a combined $54 million per annum in food costs through reduced food waste. Its ambition is to save the industry $1 billion per annum by the end of the decade.

Notable Achievements

  • Live in >2,500 kitchens, saving clients over $60m per annum in food costs.
  • Companies implementing Winnow save between 2% and 8% in food costs and typically see an ROI of >200% within the first 12 months.
  • The only product to have helped global companies achieve a 50% food waste reduction across their business.

Currently Operating in 80 Regions

Press Mentions

March 15, 2025

Ушаков указал на услужливое поведение лидеров стран Европы при Трампе

Read more »

February 11, 2025

Winnow Appoints Chef Vojtech Végh as Zero Waste Culinary Advisor

Read on Green Lodging News »

December 23, 2024

HealthQuest Capital Invests in Royal Health Inc to Accelerate Innovation in Radiology Operational Solutions

Read on Times of Startups »

July 7, 2024

Hotels and offices are using an AI tool that scans what they throw in the trash to reduce their food waste and cut costs

Read on Business Insider Nederland »

June 22, 2024

MANDARIN ORIENTAL EMBRACES ARTIFICIAL INTELLIGENCE TO SET A NEW STANDARD IN FOOD WASTE REDUCTION FOR LUXURY HOSPITALITY - Travel Business

Read on Travel Business »

June 11, 2024

Mandarin Oriental Reduces Food Waste – Hotel Magazine

Read on Hotel Magazine »

Work at Winnow

Posted August 27, 2025

Senior ML Research Engineer

London, UK

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Posted August 19, 2025

Part-time Buildroom Assistant

London, UK

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Posted August 15, 2025

Sales Development Representative

Dubai - United Arab Emirates

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Posted August 7, 2025

Customer Success Manager

Chicago, IL, USA

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Posted July 10, 2025

Product Manager

London, UK

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Posted July 10, 2025

Data Administrator

Cluj-Napoca, Romania

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Posted June 20, 2025

Backend developer - Mid/Senior level

Cluj-Napoca, Romania

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Posted June 6, 2025

L1 Technical Support Engineer

Cancún, Quintana Roo, Mexico

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Posted April 30, 2025

QA Engineer Team Lead

Cluj-Napoca, Romania

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