Circular11 🇬🇧
Transforms low-grade plastic waste into durable building materials and home products using material science and machine learning.
About Circular11
Circular11 converts low-grade and mixed plastic waste into recycled-plastic lumber used for fencing, seating, planters, and other landscaping products. It analyzes each waste stream’s chemical profile and uses machine learning to determine material formulations, then processes the material through extrusion and tracks its composition and production impact with a digital system.
Circular11 is a UK-based company founded in 2020, now around 11 people. It has raised $3.3M in disclosed funding. FundFinder classes it as AI & ML.
Founded by Benjamin Gibbons (Founder & CEO; previously Atlas Summer Courses, Global Environment & Technology Foundation; University of Oxford), Connor Winter (Co-founder - COO; repeat founder; previously Benchmark Joinery, CC Construction of Nevada LLC).
Its investors also appear on FundFinder's most-active lists for Pre-seed · B2B (72 funds), Pre-seed · Generalist (71 funds), Pre-seed · AI (60 funds).
Company facts from Harmonic and public filings; team backgrounds from public profiles. Refreshed weekly.
Pre-seed · Jun 2026
Oxford Innovation EIS Growth Fund- Oxford Innovation EIS Growth Fund — Investing across the UK in Science, Innovation and Technology. · cheques £150k – £400k