We track 71,000+ companies and rank them dynamically using our Seedtable Score – a score that uses quantitative and qualitative data points to signal the momentum behind a company. We then monitor the list manually leveraging our expertise as founders and investors.
There are 109 start-ups with an aggregate funding of $6.4b. The average funding per company in this subset is $93.4m.
Last update to the database: Feb 18, 2025. See changelog.
Bolt Threads is a biotechnology company that makes high performance fabrics and materials using biology.
8
Funding Rounds
$406.4m
Money raised
Modern Meadow is a biotechnology company using cellular agriculture and biofabrication to manufacture bioleather, "Zoa", out of cultured animal free collagen mixed with natural and man made materials.
9
Funding Rounds
$331.1m
Money raised
Reformation is a women's fashion company aimed at designing sustainable clothing and accessories.
2
Funding Rounds
$37.0m
Money raised
Allbirds is a startup company manufacturing wool footwear.
8
Funding Rounds
$2.0b
Money raised
Spiber, Inc is a private biomaterials company using industrial biotechnology to develop silk.
13
Funding Rounds
$1.1b
Money raised
AMSilk is a Munich-based synthetic biology company that produces fibers made from the same protein as spider silk.
6
Funding Rounds
$129.3m
Money raised
A medical company in Massachusetts focusing on lowering the cost of vaccine distribution.
14
Funding Rounds
$87.2m
Money raised
Natural Fiber Welding is a Peoria, Illinois-based company developing a scalable fabrication platform that can offset the global dependence on petroleum-based, human-made materials.
3
Funding Rounds
$113.0m
Money raised
Olio is a London-based sharing company working to solve the problem of food waste and hunger.
4
Funding Rounds
$95.9m
Money raised
Stuffstr is a London-based recommerce technology company, founded by John Atcheson in 2014.
1
Funding Rounds
$2.9m
Money raised
A biotechnology company developing and commercializing spider silk for textiles and performance polymers. Kraig Biocraft Laboratories uses genetic engineering to produce recombinant spider silk based fibers on an industrial scale.
4
Funding Rounds
$14.0m
Money raised
A carbon sequestration technology and bioplastics company based in Huntington Beach, California, founded in 2003, that uses their technology to capture carbon from greenhouse emissions for production of bioplastics.
7
Funding Rounds
$151.6m
Money raised
FashionTech company using Artificial Intelligence for wardrobe management
1
Funding Rounds
$3.0m
Money raised
Vitrolabs is a San Francisco based company developing lab-grown leather and pelts for fashion and interiors, with aspirations to use their platform to grow human organs.
3
Funding Rounds
$54.4m
Money raised
EV Biotech is a microbial cell factory (MCF) strain development company.
1
Funding Rounds
$4.7m
Money raised
A for-profit blockchain-as-a-service software company aiming to help solve extreme poverty.
9
Funding Rounds
$21.0m
Money raised
Pili is a biotechnology company using microorganisms fed sugar to synthesize commercial quality dyes.
9
Funding Rounds
$40.9m
Money raised
Evrnu is a Seattle-based developer of technology to recycle cotton garment waste into renewable textiles.
6
Funding Rounds
$28.6m
Money raised
Thredup is a San Francisco-based company.
4
Funding Rounds
$196.7m
Money raised
Colorifix is developing a revolutionary dyeing process to help the textile industry dramatically reduce its environmental impact.
1
Funding Rounds
$28.0m
Money raised
Bottle system offering scent-flavored water to enhance drinking experience.
2
Funding Rounds
$68.0m
Money raised
Sulapac is a fully biodegradable material innovation made of sustainably sourced wood and plant-based binders.
1
Funding Rounds
$1.0m
Money raised
Circularise is a Netherlands-based company helping plastic manufacturers, brands, and original equipment manufacturers (OEMs) to trace raw materials from source, into parts, and ultimately to end products, using blockchain and other innovative technologies.
1
Funding Rounds
$12.8m
Money raised
Spoiler Alert is a B2B technology company making a software platform for CPG brands to manage sales of excess and short-dated food inventory, recovering value and increasing sustainability.
2
Funding Rounds
$13.5m
Money raised
Mango Materials is a Redwood City, California-based company.
1
Funding Rounds
Winnow Solutions is a company founded in 2013.
4
Funding Rounds
$38.8m
Money raised
Greyparrot use deep learning and computer vision to accurately classify different types of waste materials.
6
Funding Rounds
$35.5m
Money raised
A company transforming food waste into PHA biodegrdable plastics
4
Funding Rounds
$1.8m
Money raised
Aceleron is a clean technology company that aims to empower global communities by increasing access to energy storage solutions for its customers.
4
Funding Rounds
$9.8m
Money raised
Raylo is a circular device subscription platform founded in 2019 by Karl Gilbert, Jinden Badesha and Richard Fulton .
8
Funding Rounds
$7.8m
Money raised
Outdoor Voices is a company founded in 2014 by Cheryl J. Tyler.
2
Funding Rounds
$43.0m
Money raised
TIPA® is a developer and producer of fully compostable flexible packaging solutions.
7
Funding Rounds
$124.0m
Money raised
Developer of cutting-edge DNA techniques to monitor biodiversity.
2
Funding Rounds
$40.0m
Money raised
Cuyana is a e-commerce and women's fashion brand focused on women's essentials.
2
Funding Rounds
$31.7m
Money raised
LOLIWARE has pioneered the world's leading seaweed technology to replace single-use plastics. LOLIWARE's products harness LIST (LOLIWARE Intelligent Seaweed Technologies) to create single-use items designed to disappear. LOLIWARE is poised to completely replace single-use plastics beginning with the launch of the company's new seaweed-based straw in 2019. LOLIWARE's straw looks, feels, and acts like plastic, but is made from 100% food-grade materials. It is designed to disappear either through composting or natural processes.
1
Funding Rounds
$6.0m
Money raised
Queen of Raw is a marketplace to buy and sell sustainable and deadstock fabrics and textiles, enabling excess stock to become another's sustainable materials.
1
Funding Rounds
$1.6m
Money raised
Rheaply is a company founded in 2015 by Garry Cooper, Tyler Skelton and Peter Tucker.
4
Funding Rounds
$32.7m
Money raised
Recycleye Ltd is an AI-automated waste management founded in 2019.
3
Funding Rounds
$23.4m
Money raised
WOODOO manufactures a new wood material, translucent, weatherproof, stronger and durable, transforming lower grade wood species into high-performance materials.
4
Funding Rounds
$5.3m
Money raised
Lumi is a printmaking supply company.
1
Funding Rounds
$9.0m
Money raised
MOLG enables circular manufacturing, ensuring one products end is another's beginning.
1
Funding Rounds
$5.5m
Money raised
MOGU manufactures materials and technologies that are based on fungi as main constituent.
$16.0m
Money raised
Frank & Oak is a company founded in 2012 by Hicham Ratnani.
3
Funding Rounds
$41.0m
Money raised
Renewal Mill is an upcycled food company that fights climate change and global food loss by upcycling byproducts from food manufacturing into superfood ingredients and premium, plant-based pantry staples.
1
Funding Rounds
$2.5m
Money raised
Vericool is replacing plastic coolers and packaging with plant-based products
2
Funding Rounds
$24.1m
Money raised
NatureWorks is a Minnetonka, Minnesota-based bioplastic company manufacturing their proprietary bioplastic Ingeo.
1
Funding Rounds
$150.0m
Money raised
Again provides supply chain infrastructure for circular packaging.
4
Funding Rounds
$57.7m
Money raised
Aunt Flow is a Columbus, Ohio-based company founded by Claire Coder.
2
Funding Rounds
$10.0m
Money raised
Reflaunt allows retailers to offer a new service to their customers: the possibility to resell, donate or recycle their past purchases in a click directly from the retailer's e-commerce site.
1
Funding Rounds
$2.7m
Money raised
Framework builds repairable, upgradeable consumer electronics products that are designed to last.
1
Funding Rounds
$18.0m
Money raised
Yulex is a company founded in 2017 by Jeffrey A. Martin.
1
Funding Rounds
$15.0m
Money raised
Pulpac, founded in 2018, develops Dry Molded Fiber, manufacturing technology for low cost, high-performance fiber-based packaging and single-use products.
1
Funding Rounds
$36.2m
Money raised
Shellworks is on a mission to make plastic waste a thing of the past by creating truly compostable packaging solutions.
2
Funding Rounds
$12.4m
Money raised
Twig is a fintech that turn things into cash instantly.
1
Funding Rounds
$35.0m
Money raised
Grocery delivery service focused on reducing waste through return and reuse practices.
1
Funding Rounds
$17.7m
Money raised
Modern Synthesis is a biomaterials producer for textile industry founded in 2019 by Ben Reeve.
3
Funding Rounds
$13.7m
Money raised
900.care is a manufacturer of refillable personal care products founded in 2019.
1
Funding Rounds
$12.0m
Money raised
unspun uses body scanning technology to manufacture bespoke jeans.
1
Funding Rounds
$2.5m
Money raised
Recommerce platform - E-commerce, SaaS and on-demand buyback of consumer electronics
2
Funding Rounds
$2.7m
Money raised
Xampla is a Cambridge, Cambridgeshire-based company founded in 2018 by Tuomas Knowles.
2
Funding Rounds
$11.0m
Money raised
ADAY is a London-based company founded in 2015 by Nina Faulhaber.
1
Funding Rounds
$2.0m
Money raised
Summersalt is a company founded in 2017.
4
Funding Rounds
$42.8m
Money raised
Operator of a clothing brand intended to offer premium performance apparel inspired by the active Coastal California lifestyle.
2
Funding Rounds
$445.0m
Money raised
Paptic is a manufacturing company producing eco-friendly packaging materials founded in 2015.
1
Funding Rounds
$25.0m
Money raised
Cudoni is a second-hand luxury resale marketplace founded in 2017 by James Harford-Tyrer.
2
Funding Rounds
$15.2m
Money raised
Lyfa delivers grocery items to people's doors in reusable packaging that is then picked up during the next delivery.
2
Funding Rounds
$230.0k
Money raised
Spare-it enables access to live waste intelligence upstream.
1
Funding Rounds
$300.1k
Money raised
Recyda is a packing management platform founded in 2020 by Vivian Loftin, Christian Knobloch and Anna Zießow.
1
Funding Rounds
$6.9m
Money raised
Producer of bio-based water-soluble polymer alternatives to plastics.
2
Funding Rounds
$6.1m
Money raised