MassChallenge

Green Mining is a company focused on enhancing environmental, social, and economic sustainability through its innovative reverse logistics technology. It specializes in efficiently retrieving post-consumer packaging by identifying waste generation points and collecting materials from surrounding areas. This systematic approach enables clients to reclaim materials and reintegrate them into the supply chain, thereby promoting responsible waste management and supporting recycling initiatives. Green Mining's solutions aim to create a more sustainable production cycle while fulfilling the shared responsibility of managing post-consumer waste.

EcoAct Tanzania is a manufacturer of eco-friendly building materials that recycles post-consumer plastic waste, packaging materials, and agricultural waste into durable plastic lumber. Using chemical-free extrusion and energy-conscious processes, the company creates timber substitutes that resist rot and termites and offer an affordable alternative to wood for construction and outdoor applications.

TRASHCOIN is a digital recycling technology that improves citizen engagement in recycling, to drive operational efficiencies and increase transparency in the supply chain. With our mobile app, Users can search for the closest recycling or collection station, take their plastic bottles to them, and get paid. They have the option to exchange their earnings for cash, for mobile Airtime/Data, pay for electricity and PayTv subscriptions, or pay for University Entrance examination fees. Recycling companies can register their business locations on our web platform and be seen by users who live nearby. They get to receive very clean PET bottles that improve the quality of their feedstock and eliminate the logistics and transportation costs involved in visiting households and dumpsites to purchase filthy PET bottles. Our system ensures they have a proper inventory system to track their recycling activities and generate valuable Data. Our Recycling as a Business solution also allows individuals with start-up capital as low as 10,000 Naira ($25) to register as collectors/aggregators, receive bottles from users, and resell the bottles to recycling companies to make up to 20% profit margin monthly. Our system isn’t limited to plastic collection alone, we also facilitate the recycling of other recyclables like Aluminium cans, bottles, Cartons, cardboard, papers, Nylon, Metal, Electronic waste, and car batteries.

Ecobean is a company that develops proprietary technology to convert spent coffee grounds into sustainable raw materials and specialty chemicals. It addresses the global challenge of coffee waste by collecting spent grounds from cafes and offices and transforming them into market-ready bio-products. The process enables the production of materials such as coffee briquettes and pellets, biodegradable flower pots, biodegradable coffee capsules, oils, fragrances, and other sustainable inputs, supporting alternative energy and green chemistry strands. The approach combines waste collection with scalable, deep-tech processing to reduce the carbon footprint associated with coffee waste and to create economic value from a widely available feedstock. Ecobean positions its offerings for industries seeking greener alternatives, emphasizing circular economy principles, traceability, and supplyability through integrated waste pickup, processing, and productization.

Recycling industrial carbon waste into high-value products

Sunbird Straws is a manufacturer specializing in eco-friendly products. They produce biodegradable drinking straws and pens from dried fallen coconut leaves, aiming to reduce single-use plastic waste and minimize environmental impact. Their straws maintain durability in beverages, while their pens offer smooth writing technology. Sunbird Straws also provides customization options to meet diverse client needs, promoting sustainability and supporting rural employment, particularly for women.

AllCup specializes in developing innovative, eco-friendly products. Their flagship product is an edible coffee cup made from a heat- and water-resistant coating, designed to be consumed after use.

Scrapp is a mobile app that uses AI technology to scan waste items and determine their recyclability based on local rules. It aims to reduce contaminated waste, double recycling participation, and connect stakeholders in the recycling value chain through data-driven insights.

TextRe creates environmentally friendly plastic polymers from recycled textile waste in an effort to cut down on plastic pollution and greenhouse gas emissions in the textile and plastic industries.

Composite Recycling specializes in developing innovative recycling technologies for sustainable waste management. Its proprietary thermolysis process enables the recovery of glass fiber from composite material waste, converting it into reusable materials and promoting environmental sustainability while reducing landfill dependency.

Loop Closing offers a comprehensive food waste solution by replacing dumpsters and trash cans with an on-site composting system and returning the finished compost to the soil, closing the ecological loop and solving waste problems. It helps organizations regenerate soils, the environment, and communities by composting their food waste on-site. It operates in dense urban environments reducing existing pest and smell pressures from current food waste practices for around the same cost.

TrashCon is an internationally recognized company specializing in sustainable waste management solutions. It offers innovative technologies for automating waste segregation into biodegradable and non-biodegradable components, facilitating efficient recycling processes.

Plastogaz is a Swiss company based in Lausanne that specializes in the production of natural gas from waste resources, particularly synthetic waste streams like plastics. Founded in 2019, it utilizes a patented catalyst technology to convert mixed plastics into grid-compatible methane and naphtha, which can serve as fuel or be used for creating new synthetic materials. By transforming plastic waste into usable products, Plastogaz aims to mitigate greenhouse gas emissions and contribute to a more sustainable environment. The company's innovative approach not only addresses the challenges of plastic disposal but also helps reduce the carbon footprint associated with traditional waste management practices.

NaturLoop is a Swiss-based cleantech and material science company focused on sustainable development through the production of natural biocomposites. It engineers biocomposites from agricultural waste using bio-based adhesives and scalable manufacturing, including a turnkey micro-factory concept to enable industrial production. The company develops commercially viable products and aims to mitigate natural resource depletion while integrating rural communities into the value chain. It also manufactures coconut-based fiberboards made from agroforestry waste via an accessible, low-tech process, providing affordable, sustainable building materials by leveraging existing wood panel infrastructure and supporting circular economy practices.

Greencovery develops food upcycling technology to recover valuable ingredients from side streams, enabling faster and more sustainable time-to-market for upcycled ingredients. The company's proprietary processes extract natural ingredients that would otherwise be discarded, delivering products with low carbon footprints produced near target markets and maintaining high functionality. Its focus spans savoury flavours, proteins and amino acids, dietary fibres and fruity flavours. Greencovery conducts trials to design the industrial process and required capacity for production and connects companies with food manufacturers to accelerate commercialization. By reclaiming value from discarded raw materials, Greencovery helps reduce waste and environmental impact while expanding the practical use of side-streams in the food industry.

Ottan is a startup dedicated to the circular economy. It upcycles food and agricultural waste into sustainable bio-composite materials, offering durable and aesthetically pleasing alternatives to wood, stone, or acrylic surfaces for industries such as cladding, furniture, and housewares.

WeCo specializes in the development of innovative and ecological self-contained toilets designed for public sanitation. Their patented technology utilizes a biological process and an electrochemical reactor to effectively treat and recycle black water on-site, producing clean water suitable for flushing in just two hours. This system significantly reduces water consumption, using only 350 liters annually for 100 daily users, compared to the 156,000 liters required by standard public toilets. Additionally, WeCo's approach transforms urine into usable water and natural fertilizer, promoting a sustainable solution for waste management while supporting the ecological transition in sanitation practices.

Outlander Materials is a manufacturer focused on addressing the challenges posed by single-use plastics through its innovative product, UnPlastic. This biodegradable alternative is crafted from food industry sources, including by-products and brewery waste, ensuring that it remains functional and compostable without breaking down into harmful micro- or nano-plastics. Designed for food and packaging applications, UnPlastic offers businesses a sustainable option that not only reduces plastic waste but also contributes to minimizing food waste. By providing a circular solution, Outlander Materials aims to transform the packaging landscape and promote environmentally responsible practices.

CADEL DEINKING is a technological development company created with the aim of implementing plastic recyclers and converting companies in an innovative plastic recycling process, through which it is possible to eliminate printed ink on plastic surfaces. The technology, developed by CADEL DEINKING , allows for the first time to eliminate the ink from the plastic before its recycling to obtain a product with a quality very similar to virgin plastic. This allows to use it in the same applications as a new material. It is a unique technology in the world, whose patent has been extended to more than 20 countries. CADEL DEINKING has a demonstration plant in San Vicente del Raspeig (Alicante) that allows to carry out all the steps of the process on an industrial scale. CADEL DEINKING demonstrates in its facilities the feasibility of the process technique before the companies interested in arranging the technology, mainly large film printers and recyclers. The tests carried out at the CADEL DEINKING deinking plant with the client material are a key step before licensing the technology and developing the engineering at the client's facilities. The companies that choose to install a de-inking plant in their facilities will increase their competitiveness, since they will offer their customers a recycled material of very high quality. CADEL DEINKING shares the efforts of industries to improve the quality of products with increasingly sustainable processes and methods.

Loo Works limited manufactures sustainable components from solid waste materials to create container based toilet in every home

Neustark develops sustainable construction materials by capturing emissions generated in concrete production and converting them into climate-positive limestone, providing an alternative to cement and sand that are key cost drivers in concrete manufacture. The company also offers environmental services that recycle construction waste into fresh concrete, dismantling waste into carbonate powder and gravel components to enable reuse in new mixes. Together, these approaches support decarbonization and circularity in the construction sector by lowering embodied emissions, reducing material costs, and turning waste streams into usable construction material.

Carbonauten develops and produces CO2-negative plastic compounds using a proprietary pyrolysis process that converts wood waste into biocarbons. These biocarbons act as CO2 sinks when compounded with plastics, enabling manufacturers to produce lighter, harder, more stable, and cost-efficient materials with reduced emissions.

Re2Be provides upcycling options to make use of waste streams and create value.

Applied Bioplastics develops bioplastic products to reduce petroleum dependency by providing affordable high-grade recycled and plant-based plastic alternatives. The company sources sustainable plant matter from developing nations to lower costs without sacrificing quality, addressing the economic barriers to adopting recycled plastics. Its materials combine plant fibers with standard, recycled, or biobased polymers and can be injection molded or extruded into a range of items, enabling industries to substitute petrochemical feedstock with carbon-negative plant material and helping reduce carbon emissions and habitat destruction associated with traditional plastics.

Radial Biomateriales, established in 2018 and headquartered in Zapopan, Mexico, specializes in the production of biodegradable packaging and related products. The company innovatively utilizes agro-industrial waste to create these eco-friendly solutions, targeting applications in packaging, industrial design, and interior design.

TicInsect develops insect-based feed ingredients by bioconverting organic waste into protein for animal feed. The company rears larvae to recover protein and transform it into protein flour and oil, providing an alternative to less sustainable fish- and soy-derived ingredients. This approach aims to reduce the environmental impact of food waste and supply pet food manufacturers with sustainable, protein-rich ingredients.

Ascendo Earth is a technology app expands organic side stream recycling with fly larvae.

Econexus Ventures is a renewable energy firm. They provide services that include environmental investing, technology, recycling, conservation farming, and marketing. An online inquiry form is available on the company's website.

Candam is a technology company in the waste management solutions sector developing real-time packaging material recognition and waste sorting technology. It has developed a patented Smart Ring that identifies all types of packaging materials using acoustic techniques and AI, enabling more accurate waste sorting and efficient collection. The company also offers a waste management platform that uses secure acoustic edge AI for smart containers to increase recycling rates, support the circular economy, and address plastic waste in urban environments, with applications including pharmaceutical waste management.

Orange Fiber is an Italian company that converts citrus juice by-products into sustainable fabrics. It creates a silk-like cellulose yarn from waste citrus, enabling soft, lightweight materials that can blend with other fibers for high-fashion applications. The fabrics reflect Italian textile craftsmanship and a commitment to environmentally responsible production.

Mi Terro is a pioneering company that manufactures eco-friendly packaging materials derived from agricultural waste. Utilizing advanced material science, they create ocean degradable and home compostable flexible packaging solutions for various applications such as fresh produce, food, fashion, cleaning products, and standard packaging. Their innovative process transforms agricultural byproducts into protein-based materials, replacing petroleum-based plastics while reducing energy consumption and CO2 emissions.

USEFULL is a company dedicated to creating a zero-waste future by eliminating plastics and single-use packaging within college and corporate dining operations. It offers a sustainable solution through its stainless steel, returnable takeout containers, designed for ease of use akin to checking out a library book. These containers are durable and can be used for at least three years before being recycled, contributing to significant reductions in waste, water usage, and emissions. By integrating a proprietary application, USEFULL simplifies the checkout and return process, enabling organizations to save money while effectively promoting their sustainability initiatives and driving lasting behavior change among customers.

Obaggo Recycling includes segregating clear, brown, and green glass; sorting paper from periodicals, and crushing aluminum cans to make them denser for storage. All clean or dry polyethylene bags and packaging films were recycled.

Graviky Labs captures carbon emissions from various sources such as vehicle exhausts. It converts these captured pollutants into usable products like inks and coatings, contributing to a cleaner environment.

Polybion manufactures sustainable bio-assembled materials using waste as a raw material. Their products aim to reduce environmental impact by replacing petroleum- or animal-derived textile materials, enabling designers and engineers to enhance sustainability.

SEADS, or Sea Defence Solutions, is dedicated to protecting the world's oceans and wildlife by addressing the issue of plastic waste. The company specializes in developing barriers that are strategically placed in rivers to capture waste before it reaches the sea. These barriers create a cross-flow current that directs waste into collection basins, where it can be accumulated and redirected for recycling. This approach provides a sustainable and low-maintenance solution for intercepting waste, significantly reducing one of the primary sources of ocean pollution. SEADS aims to deliver long-term environmental benefits while promoting healthier oceans, recognizing their vital importance to human survival.

Lup Colombia design and market recycle glass waste into silicon fertilizers.

Envic-Sense is a company that specializes in developing advanced measuring instruments for environmental applications, specifically designed to detect extremely low levels of heavy metals in water and soil. Utilizing Quartz Crystal Microbalance (QCM) technology, Envic-Sense's instruments enable real-time measurement by analyzing the frequency changes of a coated crystal when different substances adhere to its surface. This technology allows for the precise monitoring of various heavy metals, including mercury, arsenic, cadmium, lead, and TNT. Envic-Sense has innovated the use of interchangeable measuring cells, which can be easily replaced after multiple tests, ensuring high sensitivity and accuracy. The measuring cells are designed for recycling, contributing to sustainable practices in environmental monitoring. As the company continues to expand its offerings, it aims to enhance decision-making processes for clients by providing reliable and efficient tools for assessing environmental contamination.

1H2O3 is an international platform for sizing and selling equipment related to water and environmental protection. They design and manufacture their own equipment from recyclable materials for various sectors, including sanitation, drinking water, and aquaculture. They provide all the information concerning water treatment, several pieces of equipment for specific applications, and various sizing tools that will meet specific needs.

OtailO is an Israeli company established in 2019, specializing in AI-driven solutions for enterprise retailers. Its platform optimizes online product returns management by dynamically routing returns to the next best shelf in real-time and transforming authorized partners into local reselling spots. This reduces operational costs, carbon emissions, returns-related fraud, while enhancing customer loyalty through an improved post-purchase experience.

Phool is a company dedicated to managing and recycling floral waste generated from religious places of worship. It operates on a circular economy model, transforming this waste into a variety of organic products, including charcoal-free incense sticks, organic vermicompost, and biodegradable packaging materials. By utilizing patented processes, Phool not only addresses the environmental issues associated with floral waste but also provides employment opportunities for marginalized women. The company aims to promote sustainability while delivering effective organic solutions to its customers.

Solutum is a Tel Aviv-Yafo, Israel-based cleantech company, founded in 2017, that develops biodegradable products designed to replace plastics and polythene. Its core technology is a water-dissolving compound that enables bags and other single-use items to dissolve in water, offering a cost-efficient, eco-friendly alternative to conventional plastics. The products are biodegradable and aimed at reducing plastic pollution by replacing polluting plastics with dissolvable, environmentally friendly materials.

Founded in 2017, Infinite Cooling specializes in wastewater management and recycling. It uses high-voltage electric fields to capture and recycle vast amounts of water that would otherwise be lost at industrial facilities like power plants, data centers, and factories.

Magnomer is a Boston-based manufacturer specializing in innovative magnetic inks designed to enhance the recyclability of plastic packaging within a circular economy framework. Founded in 2017, the company has developed a product called Design2Recycle™, which serves as a design tool for consumer brands and manufacturers. This technology incorporates printable magnetizable inks that improve the recyclability of multi-layer plastics without necessitating changes in existing manufacturing processes. By offering coatings for inks used in such packaging, Magnomer enables recycling facilities to more effectively separate these materials using magnetic sorting technology, addressing the challenges posed by traditional recycling methods.

GrubTubs Inc. is a company focused on developing animal feed for local family farms by repurposing food waste. Founded in 2016 and headquartered in Austin, Texas, GrubTubs collects leftover food from restaurants and delivers it to local farms, where the food is transformed into chicken feed. Additionally, the company cultivates insects that serve as a nutritious food source for chickens, pigs, and fish. By implementing a waste collection system that includes providing restaurants with specialized tubs for food scraps, GrubTubs helps restaurant owners manage and reduce food waste while fostering a connection between urban eateries and rural agriculture.

PROTRASH is a social enterprise that enhances the quality of life marginalized communities in Mexico by exchanging their recyclable waste for money.

Eceptacle is a company that focuses on advancing waste management solutions through innovative technology. It manufactures and distributes Wi-Fi-enabled compacting trash receptacles equipped with digital displays. These smart trash cans are designed to collect and compact solid waste efficiently while providing real-time notifications when they are full. By enhancing operational efficiency and reducing costs for municipalities and organizations, Eceptacle aims to improve public safety and contribute to environmental sustainability. The company’s products not only streamline waste management processes but also create opportunities for additional revenue streams.

Takachar is a company focused on transforming agricultural waste into valuable products, particularly eco-friendly cooking fuel. Operating primarily in Kenya, it has developed low-cost technologies that enable the conversion of unmanaged agricultural residues into charcoal, a non-toxic and affordable energy source for low-income households. Over the past three years, Takachar has established or assisted seven locally run waste-to-charcoal enterprises, some of which have achieved operational profitability. The company has successfully created approximately 100 jobs and sold 50 tons of its eco-char product. By utilizing oxygen-lean torrefaction reactors, Takachar helps farmers reduce waste through recycling, allowing them to generate additional income while preventing open burning of agricultural residues. The company aims to demonstrate the financial sustainability of these enterprises as a foundation for expanding its franchise network in the future.

Arqlite specializes in developing low-carbon materials, primarily a light artificial gravel derived from recycled plastics. This innovative product serves as an eco-friendly alternative for construction and gardening industries, offering superior insulation properties and significant weight reduction compared to conventional materials.

BUHO is a sustainable fashion & lifestyle platform with products for women, men, kids & home under one banner for the first time. We're rooted in an uncompromising commitment to sustainable contemporary fashion that’s easy to find, fun to wear, and earth-loving. Our company was born out of a belief that fashion can do better because we know better. By combining fashion and social impact, BUHO provides consumers the opportunity to shop by the values most important to them. As an active member of 1% For the Planet, BUHO commits to donating 1% of all sales to support environmental programs and is a fully circular business with biodegradable packaging and an easy recycle program that distributes items to one of our non-profit partners repurposes it into new materials. We are currently going through our B-Corp Certification Process.

Resthetics, founded in 2015 and based in Austin, Texas, specializes in anesthetic recycling services aimed at converting waste anesthetic gas into a renewable resource. The company utilizes a unique porous crystalline organic framework, developed from interdisciplinary research at the University of Houston, which exhibits a high affinity for fluorinated anesthetics and enables the efficient desorption of captured molecules. By recapturing these anesthetics, Resthetics allows manufacturers to acquire them at a lower cost compared to producing new materials. This innovative approach not only helps reduce hydrofluorocarbon emissions from hospitals but also taps into a significant market opportunity. The company has garnered recognition in prominent scientific publications and has secured multiple grants, reflecting its commitment to advancing sustainable practices in the healthcare sector. Additionally, Resthetics holds an exclusive licensing agreement with the University of Houston for its proprietary technology.

Backspace is junk removal with an environment saving twist. Rather than taking items to the landfill, Backspace can recycle most of it. We donate what we can like clothing and furniture, but if not then we can recycle it. We can recycle computers, appliances, metal, cardboard, mattresses, and lots of other items.

Founded in 2008, Alkemy Environmental specializes in recycling industrial waste streams into concrete aggregates. Its primary products are expandable lightweight aggregate, ultra-lightweight aggregate, and high-strength lightweight aggregate. The company also offers waste management services to its clients.

Social Fabric is a sustainable textile center committed to promoting the use of textiles and clothing that minimize ecological and social footprints. The company operates a community-based association that emphasizes the integration of refugees in Switzerland and sustainability in textile production. Through its atelier, Social Fabric aims to provide customers with meaningful and customized garments that reflect principles of a circular economy, innovative technology, and ethical labor practices. By combining decentralised manufacturing with a focus on sustainability, Social Fabric enables individuals to access high-quality, sustainable textile products tailored to their needs.

LeCycle is a company based in Lausanne that specializes in producing gastronomic oyster mushrooms using repurposed coffee grounds sourced from local restaurants. By collecting used coffee grounds, LeCycle not only creates high-quality mushrooms but also contributes to sustainable waste management practices. The process involves transforming the coffee remains into a nutrient-rich fertilizer, which can be reused, further enhancing the cycle of sustainability. This innovative approach allows LeCycle to address food production and waste reduction simultaneously, promoting environmentally friendly practices in the culinary sector.

LEDsafari is a Lausanne, Switzerland based company founded in 2014 that provides hands-on training programs to enable individuals to design and build solar LED lamps, and operates an educational platform with ready-to-use content and learning tools. The company targets sustainability education in schools, universities, NGOs, businesses, and other institutions, and markets a solar kit that has sold around 15,000 units in 15 countries through its online platform. It plans to expand with augmented reality and mobile technologies to enrich the learning experience, aiming to empower the next generation to tackle climate change by delivering practical knowledge in solar technology and sustainable design.

Creating a waste management system in secondary cities that collect urban waste for composting and anaerobic digestion to produce Fertilizer and Energy. We imagine a world in which cities obtain social, economic and environmental value from waste and are therefore healthier and more sustainable places. Our mission is to change how cities in sub-Saharan Africa view their waste. Through innovation of waste systems in small and medium-sized African cities we will provide fertilizer to farmers, energy to businesses, improve the local environment and community health, and create jobs to reduce poverty.

EcoTech Recycling specializes in the management of semiconductor scrap streams of precious and non precious metals from all stages of manufacturing; from Front end through Final Manufacturing. We offer the US and International communities a niche one stop shop for controlled and protected recycling of semiconductor manufacturing scrap. As a global importer, our customers feel that all of us have the opportunity to benefit. We want to maintain being green by reducing our global footprint, maximizing revenue for our customers, protecting our customer’s intellectual property, and doing our part to help toward sustainability of our environment. Our goal is to reduce landfill deposits and promote recycling of raw materials. EcoTech provides the following benefits to the companies we serve: -Assure Environmental Responsibility -Protect Intellectual Property -Security -Consulting -Auditing -Maximize Revenue

Novamet Sarl, established in 2014 and located in Saint-Sulpice, Switzerland, specializes in optimizing aluminum melting and recycling processes through its innovative data-driven platform. The company offers a product called SmartMelt, which utilizes online data acquisition, numerical modeling, and machine learning to enhance the efficiency of industrial furnaces in the aluminum sector. By integrating real-time data analysis with advanced simulation techniques, Novamet's system collects information from sensors placed within melting furnaces. This enables the prediction of optimal melting cycles, allowing aluminum and metallurgy plants to improve energy efficiency and overall productivity during production.

Ascend Elements specializes in manufacturing advanced battery materials using recycled lithium-ion batteries. It employs hydroprocess recycling and direct recycling methods to create new cathode materials from old ones, contributing to a more sustainable electric vehicle industry.

Safi Organics develops and supplies organic fertilizers for farmers. The company produces carbon-negative fertilizers derived from locally available agricultural waste using proprietary low-cost, decentralized biomass conversion reactors. Its products are designed to improve yields and income for rural farmers while reducing waste and mitigating environmental pollution caused by waste burning. By turning agricultural byproducts into high-quality soil amendments, Safi Organics aims to support sustainable farming practices and promote soil health without relying on synthetic inputs.

Trisol is a recycling firm focused on repurposing end-of-life tires and rubber products. The company addresses environmental challenges by transforming these materials into useful products, particularly sports surfaces. Trisol specializes in creating safe and sustainable flooring solutions for industrial and recreational use, including decorative and functional surfaces for athletic activities. By converting tires into visually appealing sports surfaces, Trisol enhances the quality of play areas, contributing to improved safety and functionality for children and athletes alike.

Donii lets you donate your gently used clothes, household items, and kids' stuff directly to the people who need them most. Our platform connects donors with individuals and families in need, via the nonprofits, charities, and social workers that serve them. Each donation earns points which donors can use to shop a catalog of exclusive rewards. Give better with Donii.

RethinkResource is a company focused on developing a cross-industrial smart sourcing platform designed for producing companies. The platform aims to facilitate the implementation of a circular economy by transforming industrial side-streams into sustainable and innovative products. RethinkResource offers services in innovation management, product development, and circular engineering, enabling producers and brand owners to responsibly manage their material streams. Through its efforts, the company aspires to foster resource stewardship and support the emergence of industry leaders committed to sustainable practices.

Arqlite specializes in developing low-carbon materials, primarily a light artificial gravel derived from recycled plastics. This innovative product serves as an eco-friendly alternative for construction and gardening industries, offering superior insulation properties and significant weight reduction compared to conventional materials.

ReFleece is a company dedicated to sustainable practices through the upcycling of damaged clothing and textile scraps. Established in 2012 by a former IDEO designer and a former science teacher, ReFleece collaborates with reputable clothing brands to transform materials that would otherwise be discarded into stylish accessories, such as iPad sleeves and laptop bags. By focusing on the principles of upcycling, ReFleece aims to challenge the culture of disposability in fashion, demonstrating that sustainability can be both scalable and profitable. The company has positioned itself as a leader in the production of modern, eco-friendly accessories, emphasizing the potential for waste reduction in the textile industry.

Saathi is a consumer packaged goods company focused on providing eco-friendly hygiene products, specifically designed to promote menstrual health for women. The company specializes in manufacturing zero-plastic, compostable alternatives to traditional absorbents such as diapers, sanitary pads, and incontinence pads. Founded by graduates from prestigious institutions, Saathi innovates by using locally sourced materials, including banana fiber, to create products that are both environmentally sustainable and safe for users. These products are also perfume-free, reducing the risk of rashes and irritation often associated with conventional hygiene items. Saathi's mission emphasizes the importance of creating solutions that are beneficial for individual health, the environment, and the broader community.

Beantown Bedding produces compostable linens designed to reduce laundering, promoting sustainability and convenience. Originally targeted at college students, its products now serve hospitality and healthcare industries, offering eco-friendly alternatives that save time, water, and energy.

Lallitara is an environmentally conscious apparel brand that specializes in creating stylish, one-of-a-kind products by upcycling vintage sari fabrics. The company offers a range of eco-friendly apparel, accessories, and home products that allow customers to express their personal style while supporting sustainable practices. By repurposing traditional Indian saris, Lallitara not only provides unique fashion options but also contributes to the livelihoods of India's informal recycling community by ensuring fair wages. Additionally, the brand emphasizes domestic manufacturing, aligning itself with the 'Made in America' movement. Overall, Lallitara combines fashion with a commitment to social and environmental responsibility.

CleanFiber, LLC is a manufacturer of cellulose insulation materials designed for use in attics, walls, and floors of both residential and commercial buildings. Founded in 2013 and headquartered in Blasdell, New York, with an additional office in Buffalo, the company specializes in producing high-performance, carbon-negative insulation from recycled corrugated cardboard. This innovative approach not only promotes sustainability but also enables construction companies to build fire-resistant structures while maintaining cost competitiveness. CleanFiber has transitioned from its former name, UltraCell Insulation, LLC, in September 2018, and is currently focused on rapidly scaling up production to meet growing demand in the insulation market.

Sword & Plough is a company founded in 2012 by sisters Emily and Betsy Nunez, rooted in their military upbringing. The business focuses on creating stylish bags made from recycled military surplus fabric. Its mission is to employ veterans and promote environmental sustainability while fostering greater civilian appreciation for veterans. By recycling materials that would otherwise go to waste, Sword & Plough aims to offer socially conscious consumers unique products while enhancing awareness of veterans' experiences and contributions. The company has gained recognition through participation in various competitions and initiatives aimed at social entrepreneurship.

LittleBonsai is a product studio that is dedicated to creating fun and useful household products in a responsible way. They’ve developed ReBrush™, an exciting new toothbrush that features replaceable heads and high-quality handles made from aluminum and sustainably grown hardwood.

E-POL has developed a process allowing waste glycerin from biodiesel production to be turned into a variety of products.

Bootstrap Compost is Greater Boston’s premier year-round residential and commercial food scrap pickup service. Partnering with local farms, Bootstrap diverts thousands of pounds of organic material from landfills every week. As a result, they are harnessing the potential of organic refuse to redefine and empower a local food community.

TireTech de-vulcanizes tires, creating clean raw materials in demand by manufacturers.

Cerahelix designs and manufactures ceramic membrane filters for water purification, resource recovery, and related filtration applications. It offers ceramic microfiltration membranes and housings, including single-channel elements for lab-scale studies and multi-channel elements for commercial-scale projects, as well as filter element housings and laboratory test systems that are sold or leased. Its bio-derived membranes utilize a patented DNA-template technology to form sub-nanometer pores in ceramic material, enabling molecular-level separation of salts, metal ions, and other impurities. The company serves industries such as food and beverage, mining, produced water, fine chemicals, bio-based products, pharmaceuticals, renewables, and waste-to-energy. Founded in 2011, Cerahelix is based in Orono, Maine.

Down to Earth Waste Solutions turns food waste into fertilizer. They offer organic waste collection services for small to medium businesses, as well as value-add organic soil production solutions for composting/processing operations.

PK Clean's vision is to end landfilled waste. It's fifth generation system allows its customers to utilize their plastic waste and lower their energy costs. By providing a low-cost, compact and automated solution, PK Clean's goal is to make its processors as widely available as possible.

Greenbean Recycle is a technology-driven company focused on enhancing beverage container recycling through innovative reverse vending machines (RVMs). These machines allow consumers to return their beverage containers in exchange for cash incentives, which can be deposited directly into bank accounts or donated to charitable causes. By connecting RVMs to the internet, Greenbean enables users to create online accounts where they can track their recycling activities and view their positive environmental impact. The company integrates social and gaming elements to boost user engagement and also collaborates with retail loyalty programs. Additionally, Greenbean provides detailed analytics for corporate partners, leveraging data from scanned UPC codes to gather insights on recycling behaviors. With a vision to modernize consumer beverage recycling, Greenbean aims to reduce the significant number of bottles and cans that end up in landfills each year by promoting a more efficient and rewarding recycling process.

LiveProud is a collection of sportswear brands focused on creating high quality, innovative performance clothing, all from eco-friendly and recycled materials sourced in North America. Our steadfast commitment means energy conservation, CO2 emissions reduction, & diminishing landfill/litter through our production process, everyday. While our work is focused on providing this great apparel, we work to protect the environment and save fragile natural eco-systems and their inhabitants. At LiveProud we stand ready for the challenge, and dream of our goals – continued stewardship of environmental protection, conservation, and an eco-friendly lifestyle. By purveying the finest clothing to those who understand the “green” lifestyle most of all, we’re poised to really make a difference – and hope you’ll join us in making the world a better place.

Silicon Solar Solutions is an Arkansas-based startup focused on addressing the high material costs in the solar industry, which hinder market adoption. The company specializes in developing silicon-based solar cells using a patented large grain polysilicon technology. This innovation aims to reduce material usage while increasing power generation efficiency, applicable to both wafer-based and thin-film devices. Their approach emphasizes the use of abundant, non-toxic materials that are environmentally friendly and easily recyclable, offering a cost-effective solution for manufacturing solar cells and thin-film modules.

Rate It Green is a directory and network platform dedicated to the green building industry. It facilitates connections between individuals and companies seeking green building products and services, while also assisting manufacturers and service providers in enhancing their reputation and reaching new clients. By offering a peer-review directory and resource network, Rate It Green promotes the sharing of information and expertise among green builders and companies, supporting the growth of sustainable practices in both residential and commercial projects. The platform aims to increase access to reliable resources, foster long-term client and vendor relationships, and contribute to reducing the environmental impact of the built environment. Individual memberships and basic company listings are available at no cost, making it accessible for all stakeholders in the green building sector.

Osmopure is a company that specializes in innovative water filtration solutions. Its primary product is a bottle top filtration device that easily screws onto used soda bottles filled with dirty water, transforming them into effective water filtration systems. This design allows users to collect and filter contaminated water, making it safe for consumption in a straightforward and cost-effective manner. The device is particularly valuable in emergency situations, as it enables individuals to access clean drinking water quickly and effortlessly, simply by squeezing the bottle. Osmopure aims to address the global challenge of clean water scarcity while promoting the reuse of plastic bottles.