MassChallenge

MassChallenge is a global startup accelerator supporting early-stage entrepreneurs across various industries. Founded in 2009, it provides mentorship, resources, and networking opportunities through its programs worldwide.

Cait Brumme

Acting CEO

Damon Cox

Head of Next Practice and Inclusive Growth

Nick Dougherty

Managing Director, MassChallenge HealthTech

Siobhan Dullea

CEO

Matthew Lashmar

Managing Director

Camila Lecaros

Managing Director

Jon Nordby

Mentor and Advisor

Yonit Serkin

Managing Director

Devon Sherman

Founding Director, Head of MassChallenge FinTech

Michelle Williams

Vice President and Head of Texas Strategy

Past deals in Water

NatureDots

Non Equity Assistance in 2024
NatureDots is a Hard-Tech startup that develops and operates resource-intelligent, nature-based systems. These systems provide remote, real-time monitoring of aqua farms, using IoT, data analytics, and geospatial analysis to create healthy water ecosystems and generate revenue. By doing so, NatureDots helps aqua farmers mitigate ecological risks and uncertainties, benefiting approximately 15 million fish farmers in India. The company's long-term vision includes mapping 2.5 million hectares of freshwater bodies to create a digital twin of freshwater ecosystems, contributing to a climate-resilient new nature economy.

eSki

Non Equity Assistance in 2023
eSki is a blind-owned and operated totally electric personal watercraft startup that allows you to explore new waterways.

DetoXyFi

Non Equity Assistance in 2023
DetoXyFi innovates sustainable water purification solutions using plant tissue technology. Their natural filters remove organic and inorganic toxins without chemical additives.

Llenamaster

Non Equity Assistance in 2021
Llenamaster automates the filling of water in any container.

Undesert

Non Equity Assistance in 2021
Undesert is a company focused on addressing water scarcity and pollution through innovative desalination technology. By employing a patented process, the company transforms polluted water into fresh water, making it accessible for municipalities and industrial facilities. Additionally, Undesert's operations contribute to environmental restoration by converting desert landscapes into fertile forest land. The company not only generates clean water but also produces electricity and dry salt, all while ensuring minimal environmental impact by avoiding wastewater and liquid discharge. Through its solutions, Undesert aims to create sustainable water resources and promote ecological balance in arid regions.

Preemar Soluciones Acuícolas

Non Equity Assistance in 2021
In Preemar we developed Pro-viden, a real-time monitoring system of water parameters that can move autonomously throughout the water and perform measurements at different depths. It measures pH, temperature and oxygen, among other parameters. The farmer has access to them remotely and at all times through our mobile application and web platform. When the level of one of these parameters moves out of their optimal range, a preventive notification is sent to him so he can take proper measures and avoid a loss of production. Additionally, the user has access to graphs and detailed reports, which are processed by our AI.

WeCo

Non Equity Assistance in 2021
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.

Oxyle

Non Equity Assistance in 2021
Oxyle specializes in wastewater treatment, focusing on the removal of hazardous micropollutants such as pesticides, chemicals, pharmaceuticals, and endocrine disruptors. Serving industries like pharmaceuticals, biotech, chemicals, food & beverage, electronics, hospitals, and wastewater plants, Oxyle's innovative technology helps reduce toxic pollutants and carbon emissions while providing regulatory relief to clients.

Fabriloo

Non Equity Assistance in 2021
Fabriloo is a company specializing in innovative waterless sanitation solutions that enhance hygiene and waste management in off-grid environments. Their core technology features a unique composite hydrophilic and hydrophobic membrane designed to reduce human waste volume by a factor of ten, significantly minimizing environmental contamination and eliminating the need for extensive infrastructure. This compact and lightweight system is easily stored and deployed, making it particularly suitable for disaster preparedness and immediate latrine facilities during emergency responses. By providing an alternative to traditional chemical toilets and container-based systems, Fabriloo's solution allows for minimal modifications to standard stalls, effectively treating waste in populated slum areas and locations lacking proper sanitation infrastructure. This scalable design not only saves resources and time for stakeholders but also alleviates logistical challenges associated with waste management.

NALA Membranes

Non Equity Assistance in 2020
NALA Membranes develops reverse osmosis membranes that are chlorine-stable and chlorine-resistant, designed to enhance water purification efficiency while reducing waste, energy use, and operating costs. The membranes are durable and resistant to fouling and biofouling, enabling longer service life even in challenging industrial wastewater applications and allowing operation at lower pressures. By lowering energy consumption and greenhouse gas emissions, the technology supports more sustainable and cost-effective water treatment across industries.

Solidrip

Non Equity Assistance in 2020
SoliDrip is a company that specializes in innovative irrigation technology aimed at enhancing urban agriculture and gardening. Its autonomous irrigation system is designed for both outdoor and indoor gardens, providing the optimal amount of water for each plant while automatically adjusting to environmental changes. This technology not only conserves significant amounts of clean water but also minimizes water runoff and reduces maintenance costs for gardens. SoliDrip's system is user-friendly, requiring no electricity and minimal installation effort, making it an ideal solution for increasing green spaces in urban settings such as rooftops, walls, balconies, and courtyards.

Heaboo

Non Equity Assistance in 2020
Founded in 2015, Heaboo is a technology company specializing in research, development, manufacturing, and commercialization of standalone, passive devices that enhance hot water supply response time in taps or shower mixers. This improves energy and water efficiency in buildings.

Dipsee

Non Equity Assistance in 2020
Dipsee aims to help prevent drowning. It bases its tailored solutions on research into the most common drowning scenarios. Its systems combine classification, detection, recognition, and situational awareness to notify users of the actions required to reduce pool-related danger.

Droople

Non Equity Assistance in 2020
Droople develops AI-driven water management technology. Their retrofittable device analyzes water usage and detects leaks in pipelines, helping individuals and businesses conserve water, reduce pollution, and optimize infrastructure management.

aquama

Non Equity Assistance in 2020
Created in Switzerland, Aquama® offers an innovative solution for cleaning and disinfecting with electrified water and salt, within an application system (Apple / Google/ Huawei). Thanks to this technology, professionals and individuals benefit from a detergent and disinfectant solution, at a competitive price and without toxicity. A revolution that allows both to limit costs and reduce pollution. ECOLOGY, ECONOMY AND EFFICIENCY Born in the hospitality sector, Willy Lionel Pomathios began to take an interest in ecology 10 years ago. In 2013, thanks to his collaboration with Aquama® engineers, he created a detergent and disinfectant solution consisting only of water, salt and electricity. Thanks to this hydrolysis process, water is rid of all chemical and toxic substances, a real revolution in the field of cleaning.

ParagonH2

Non Equity Assistance in 2020
ParagonH2 delivers hydrogen-powered clean energy and water for business, community, and homes.

AgroBeads

Non Equity Assistance in 2020
AgroBeads is a combine water and nutrients on a single biodegradable product.

Wisran

Non Equity Assistance in 2020
WISRAN specializes in smart data and process management technology focused on real-time water measurement and management. The company develops a cloud-enabled software platform that collects data from various equipment, such as pumps, to provide insights into operations and business intelligence. This technology serves smart cities, equipment manufacturers, utilities, and regulators, aiming to enhance efficiency, identify new revenue opportunities, and reduce costs. Additionally, WISRAN offers a SaaS-based agtech platform that utilizes tablets equipped with accelerometers and GPS for agricultural equipment. This feature allows farmers to gather telematics data, ultimately improving worker productivity and optimizing agricultural machinery logistics.

Liquid Logical

Grant in 2019
Liquid Logical specializes in innovative heating technology that instantly brings water to its boiling point without requiring storage tanks. Their compact device, roughly the size of a drink can, offers continuous on-demand boiling water, suitable for various applications like kitchens, appliances, and commercial settings. This patented technology presents significant global potential and substantial environmental benefits through reduced water waste.

CPLANTAE

Non Equity Assistance in 2019
CPlantae is a water solution company. They provide services that include vermifiltration, domestic wastewater systems, ecotechnologies, and consulting. Their customers' inquiries are addressed through phone, email, and online applications.

H2Ok Innovations

Non Equity Assistance in 2019
H2Ok Innovations develops data-driven technologies to optimize industrial liquid systems and water quality management in manufacturing. The company provides software and hardware solutions, including operating systems and measurement tools for fats, oils, and grease, and leverages artificial intelligence and Internet of Things technologies to monitor water quality, optimize operations, improve efficiency, and manage contaminants across production processes.

1H2O3

Non Equity Assistance in 2019
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.

Drizzlex

Non Equity Assistance in 2019
Founded in 2017, Drizzlex Ltd specializes in smart water management solutions for multi-family properties. Its flagship product, DrizzleX, combines IoT-based smart sensors with a SaaS dashboard to monitor and analyze water usage, empowering tenants to conserve water and enabling property managers to reduce bills by up to 40%. With installations across California, Nevada, Arizona, and New York, the company aims to promote water conservation and sustainability.

Infinite Cooling

Non Equity Assistance in 2018
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.

Watchtower Robotics

Non Equity Assistance in 2018
Watchtower Robotics is a company specializing in advanced leakage detection technology aimed at mitigating water breaks and minimizing infrastructure damage. The company develops innovative robots that accurately identify leaks in water distribution pipes without disrupting service. By enabling early detection of potential water issues, Watchtower Robotics allows clients to take proactive measures to prevent costly water leakage and infrastructure deterioration. Their technology focuses on enhancing the efficiency and reliability of water management systems, contributing to better resource conservation and operational sustainability.

Folia Water

Non Equity Assistance in 2018
Founded in 2016, Folia Water is dedicated to making clean drinking water accessible and affordable worldwide. The company specializes in manufacturing paper-based water filters infused with silver nanoparticles, reducing waterborne pathogens at a low cost. Their flagship product, Folia Filters™, is designed for affordability, targeting populations where access to clean water is limited due to financial constraints.

GLOBAL WATER LABS

Non Equity Assistance in 2018
Global Water Labs provides technical assistance to current water providers looking for possibilities for community-scale defluoridation. Their assistance assists water providers in setting up a supply chain and distribution system to handle nearby bauxite, assess the quality of the groundwater, and make sure fluoride levels in treated water stay below the desired WHO-MCL.

OCEO Water

Non Equity Assistance in 2018
OCEO is a consumer company based in Bangalore, India, founded in 2016, that focuses on water purification services. The company offers an Internet of Things (IoT)-enabled water purifier designed to address the increasing demand for safe drinking water. This smart purifier operates efficiently in the background, anticipating user needs to save time and resources. OCEO aims to provide sustainable, intelligent, and affordable water purification solutions, catering to diverse lifestyles and ensuring access to clean water for users around the globe.

Sindesy

Non Equity Assistance in 2018
Sindesy is an innovative company founded in 2016 and headquartered in Israel, focused on transforming the water heating industry through advanced technology. The company specializes in water heater monitoring solutions that utilize patented sensor deployment technology and real-time data analysis. This allows standard water heaters to become fully monitored and web-connected systems, enabling customers to remotely control their water heaters and receive alerts about potential boiler failures. Sindesy's unique approach enhances user connectivity and ensures proactive maintenance, significantly improving the overall efficiency and reliability of water heating systems.

Majik Water

Non Equity Assistance in 2018
Majik Water is a pioneering company that specializes in harvesting potable water directly from the air using innovative, solar-powered technology. Their system draws air through an intake fan, absorbs moisture, and produces clean drinking water, providing a sustainable solution for water-scarce communities.

Atlas Sensor Technologies

Non Equity Assistance in 2018
Atlas Sensor Technologies is focused on developing innovative sensors aimed at enhancing the efficiency of water softeners and other water treatment systems. The company is working on a patent-pending hardness sensor that addresses critical environmental concerns by significantly reducing the amount of salt discharged into municipal sewer systems and minimizing water waste. This technology, developed at The University of Texas at El Paso, will be transformed into a market-ready product for established water softener manufacturers. By providing solutions that enable consumers to utilize soft water effectively, Atlas Sensor Technologies aims to promote reduced detergent usage in both household and industrial contexts. The company also has plans to explore additional applications for its sensor technology, indicating a commitment to expanding its impact in the water treatment sector.

Shower Stream

Non Equity Assistance in 2018
Shower Stream designs and manufactures motion-activated shower head adapters that reduce water wastage. Based in Austin, Texas, the company's IoT-enabled products are designed to improve hotel profitability by decreasing utility costs and enhancing guest experience.

OffGridBox

Grant in 2017
OffGridBox is a company that specializes in delivering renewable energy and clean water solutions to remote areas and developing countries through its innovative OffGridBox™ system. This modular unit, housed within a compact 6x6x6 feet shipping container, is equipped with the necessary technology to generate electricity and purify water. OffGridBox aims to address the needs of over 2 billion people who lack access to reliable energy and clean water. Each unit can serve approximately 300 families, potentially impacting around 1,500 individuals, and is often managed by local cooperatives, such as women-led organizations in Rwanda. The company has successfully deployed 38 units across nine countries, including Italy, South Africa, Rwanda, Nigeria, the Philippines, Madagascar, the United States, and Colombia, serving various sectors such as humanitarian efforts, household retail, and industrial services. To date, these units have accumulated over 400,000 working hours, demonstrating their effectiveness and sustainability.

WaterComms

Grant in 2017
WaterComms develops a mobile-enabled water system networking platform that links local water technicians with suppliers of equipment and materials to support maintenance and operation of drinking-water facilities in East Africa. The platform aims to improve accountability, efficiency, and affordability of technical water services, enhance facility sustainability, and expand access to safe water for underserved populations in the region.

Sukriti Social Foundation

Grant in 2017
Sukriti Social Foundation is a non-governmental organization dedicated to enhancing sanitation conditions for Indian women, addressing the needs of approximately 800 million individuals. The foundation focuses on developing eco-toilets, specifically designed to provide safe and hygienic sanitation spaces. Their innovative smart prefab toilet cabins are automated for self-cleaning and self-maintenance, utilizing fresh water and treating waste on-site while operating on solar energy. In addition to sanitation, Sukriti Social Foundation aims to tackle broader issues such as waste management, energy sufficiency through renewable sources, low-cost housing, healthcare, skill development, and agricultural sustainability. Through engineering solutions, the organization strives to create economical and environmentally friendly approaches to some of India's most pressing challenges.

Epic Cleantec

Non Equity Assistance in 2017
Epic Cleantec Inc. is a San Francisco-based company that specializes in onsite wastewater treatment and reuse technology for buildings. Founded in 2015, the company provides turnkey systems that convert building wastewater into treated water for non-potable applications, natural soil amendments for local agricultural and landscaping use, and recovered heat energy. Its innovative technology significantly reduces water demand, potentially lowering costs for building owners by up to 95% on water and sewer bills. Epic Cleantec serves a diverse clientele, including building owners, developers, and utilities, and aims to ease the burden on municipal systems while enhancing sustainability efforts. The company's work originated from the Bill and Melinda Gates Foundation's "Reinvent the Toilet Challenge" and has garnered recognition in various prominent publications, reflecting its impact on the built environment and commitment to environmental stewardship.

LeakSpotter

Grant in 2016
LeakSpotter is a Boston-based startup that manufactures a compact device designed to detect and alert users about toilet leaks in real-time, thereby reducing water waste and associated costs.

DryGro

Grant in 2016
DryGro Ltd. is an agriculture technology company based in Oxford, United Kingdom, founded in 2014. The company specializes in developing innovative methods to cultivate fruits and animal feed crops in arid regions that are otherwise unproductive. By employing novel growing techniques, DryGro produces high-quality feed ingredients for aquaculture, dairy, beef, and poultry at a lower cost than traditional feed sources. The company utilizes water lentils, which grow significantly faster and require considerably less water compared to soybean meal, thus offering a sustainable alternative for food production in dry environments. DryGro is currently constructing a demonstration farm in Naivasha, Kenya, as part of its commitment to creating scalable and robust growing systems. The company has received recognition and support from various organizations, including the European Space Agency and Innovate UK, reflecting its innovative approach to addressing global food security challenges.

Asarasi

Grant in 2016
Asarasi, Inc. is a beverage processing company that produces organic bottled water sourced from sugar maple trees. Incorporated in 2014 and based in Cos Cob, Connecticut, Asarasi offers a unique, sustainable alternative to traditional water sources by utilizing tree-filtered water, which is a byproduct of sugar maple sap. This innovative approach allows the company to provide a renewable and environmentally friendly source of freshwater, contributing to the conservation of rapidly depleting groundwater resources. Asarasi's products are available through various restaurants and retailers in Connecticut and New York, and the company is recognized for being the world's only USDA Certified Organic Water.

Biluu

Grant in 2016
Biluu addresses Mexico's high consumption of bottled water by offering an eco-friendly alternative. Their innovative water purifier system removes sediment, microbes, contaminants, and unpleasant odors or flavors, providing customers with clean, safe drinking water at a lower cost than bottled options.

Catalyst for World Water

Grant in 2016
Catalyst for World Water is dedicated to addressing the global water crisis through innovative clean energy solutions. The company has developed a photocatalytic composite that harnesses solar energy, the most abundant renewable energy source. When exposed to sunlight, this technology generates reactive oxygen species capable of degrading organic materials and inactivating harmful bacteria, viruses, and protozoa. By utilizing an inexpensive, reusable catalyst, Catalyst for World Water aims to provide effective and sustainable solutions for water purification. This groundbreaking approach has the potential to transform the water industry and significantly improve public health by saving millions of lives worldwide.

Rqmicro

Non Equity Assistance in 2016
Rqmicro is a Swiss company based in Zurich, founded in 2013, that specializes in pathogen separation and detection technology. The company has developed proprietary reagents and instruments for rapid microbiological testing, which provide accurate results in under one hour. Rqmicro's technology is utilized for the rapid assessment of water and food safety, enabling clients to detect dangerous pathogens effectively. By delivering quantitative data on contamination, Rqmicro's solutions enhance the overall safety of water and food products, addressing critical public health concerns.

Aquafresco

Grant in 2015
AquaFresco is a company focused on transforming the cleaning market through its innovative wastewater recycling system, which addresses the substantial need for sustainable practices in laundry services. Founded in 2014 as a spin-off from the MIT MADMEC competition, AquaFresco has developed a patented technology that allows for the regeneration of laundry wastewater, significantly reducing water and detergent usage by up to 95%. The system is currently undergoing testing in three pilot hotels and three commercial laundry facilities, demonstrating its potential for widespread adoption. With full ownership of its intellectual property, AquaFresco has garnered recognition in the industry, including the MassChallenge Gold Award in 2015. The company is committed to completing product development and pilot testing within the next six months, further advancing its mission to bring this groundbreaking technology to market.

Water Hero

Grant in 2015
Water Hero is a company that specializes in developing an innovative IoT solution aimed at protecting homeowners from water leaks while promoting efficient water consumption. The company has created a real-time water monitoring and leak detection device that connects to the cloud, allowing users to receive immediate notifications about leaks and automatically shut off the water valve in the event of a leak. Currently in beta testing, Water Hero plans to launch its system targeting both direct consumers and partnerships with property insurance providers and leaders in the water appliance industry. Through this approach, the company seeks to reduce water usage and minimize property damage, offering users unprecedented insights into their water consumption patterns.

CityTaps

Grant in 2015
CityTaps is a technology company that provides prepaid water delivery services to utilities in developing countries. Its innovative solution comprises the world's only smart and prepaid water meter, along with billing software. This system enables utilities to become financially independent, allowing them to invest in infrastructure for at-home water service even for the poorest residents. Beneficiaries can use mobile money to prepay for running water via any mobile phone, at any time, and in any amount, improving their household budget. CityTaps' solution aims to dramatically enhance the lives of those without access to water in the home, potentially benefiting over a billion people worldwide.

Sourcewater

Grant in 2015
Sourcewater operates an online marketplace that connects water and wastewater providers, trucking and treatment services, storage and disposal capacity with energy producers for sourcing, recycling, transporting, and disposing water used in energy production. The platform aims to lower capital and operating costs for oil and gas operations, improve the reliability of the water supply chain, and reduce the environmental and community impacts of hydraulic fracturing. For sellers and service providers, it offers a marketing platform that lowers sales costs and improves utilization and profitability.

SHRI

Grant in 2015
Sanitation and Health Rights in India (SHRI) fights alongside communities to end open defecation as a key step in an ongoing struggle for health equity and social and economic justice. The company has built a toilet that converts poop into methane gas that powers a water filtration system that creates clean drinking water. SHRI then sells the water in the local community to make the whole system sustainable. Source: [TechCrunch](http://techcrunch.com/2016/03/23/y-combinator-winter-2016/)

Advizzo

Non Equity Assistance in 2015
Advizzo Limited is a London-based company that specializes in developing a cloud-based platform focused on behavioral and data-driven solutions aimed at reducing water and energy consumption. Founded in 2015, the company leverages data analytics and machine learning to provide insights into utility consumption, forecast future demand, and detect leaks in household water systems. Advizzo's platform caters to both consumers and utility companies; it offers homeowners personalized usage reports and leak detection services while providing utilities with predictive analytic models, usage analytics, and customer engagement tools. By utilizing behavioral science, Advizzo aims to transform how individuals perceive and manage their water and energy usage, ultimately promoting the preservation of natural resources.

Fluid-Screen

Grant in 2014
Fluid-Screen specializes in rapid bacterial detection using its proprietary microchip technology. It enables real-time identification of contamination in fluid samples across industries such as biotherapeutics manufacturing, healthcare, and water quality monitoring. By significantly reducing testing time from days to minutes, Fluid-Screen facilitates proactive decision-making to ensure product, patient, and customer safety.

Drinkwell

Grant in 2014
Drinkwell is a company dedicated to providing clean drinking water solutions in Colorado, West Bengal, and Dhaka. Founded in May 2013, it operates under the umbrella of WIST, Inc., leveraging insights gained from over 200 implementations to address the significant market need for accessible clean water in rural and peri-urban communities. Drinkwell's offerings include Hybrid Ion Exchange (HIX) Resins, a nanotechnology-based platform designed to remove arsenic and fluoride from water. Additionally, the company provides water ATMs, which are innovative dispensing systems that enhance financial management and reduce cash leakage at safe water points through RFID technology. Drinkwell also offers system design services and handles the operation and maintenance of water assets, ensuring sustainable access to safe drinking water. The company is headquartered in Bethlehem, Pennsylvania, with additional offices in Kolkata, India, and Dhaka, Bangladesh.

Anfiro

Grant in 2014
Anfiro, Inc. is a water technology start-up based in Cambridge, Massachusetts, founded in 2014. The company specializes in developing advanced reverse osmosis membranes using self-assembling polymers that are both chlorine resistant and exhibit ultra-high permeability. These innovative membranes significantly enhance the efficiency of water purification and desalination processes, allowing for reduced energy requirements and lower operating costs. By addressing the critical issue of global freshwater scarcity, Anfiro aims to provide clean and affordable water solutions, thereby contributing to a more sustainable future.

Cape Commons

Grant in 2013
Cape Commons Brewing Co. is a B-corp craft brewery dedicated to addressing global water challenges through its unique business model. For every batch of beer brewed, the company partners with Rainwater for Humanity to construct a community water project, utilizing strategies such as microfinance to empower communities lacking access to clean drinking water. This initiative is encapsulated in their motto, "One Batch, One Project. Beer for Water." In addition to its commitment to social impact, Cape Commons focuses on producing crafted beers that not only provide flavorful options for consumers but also aim to minimize environmental impact. The company is in the process of establishing a brewery and taproom in Brooklyn, where it plans to keg and can its beers for distribution. Through its innovative approach, Cape Commons combines the enjoyment of craft beer with a meaningful contribution to global water sustainability.

Zimba Water

Grant in 2012
Zimba is an international and multidisciplinary group aiming to improve access to safe drinking water for those millions around the world who currently lack this basic need.

RainBank

Grant in 2012
RainBank Inc. is a civil engineering firm based in Newton, Massachusetts, established in 2012. The company specializes in the construction and installation of innovative distributed runoff collection storage systems designed for rooftops. By utilizing rooftop-installed trays with small drainage holes, RainBank's systems effectively manage stormwater, helping to prevent flooding in lowland areas. The firm’s team possesses extensive experience in water sector technologies and funding strategies, allowing them to develop solutions that optimize existing passive stormwater infrastructure. RainBank's approach not only enhances the efficiency of stormwater management but also offers a cost-effective alternative for cities and towns looking to improve their infrastructure.

Arbsource

Grant in 2012
Arbsource specializes in developing and implementing advanced wastewater treatment solutions tailored for the food and beverage industry. Utilizing biotechnology, particularly microbial electrochemical cell technologies, Arbsource transforms wastewater into a valuable resource, thereby significantly reducing clients' water and power expenses.

Cerahelix

Grant in 2011
Cerahelix, Inc. is a manufacturer of ceramic membrane filters designed for high-quality water purification and resource recycling. Established in 2011 and based in Orono, Maine, the company specializes in bio-derived products that utilize patented DNA template technology to create sub-nanometer pores in ceramic membranes. This innovative design enables the filtration of minute particles, allowing water purification agencies to effectively separate salts, metal ions, and other impurities at the molecular level. Cerahelix offers a range of filtration products, including single-channel elements for laboratory and pilot-scale studies, as well as multi-channel elements for commercial applications. Additionally, the company provides filter element housings and laboratory test systems to support small-scale research and development. Its products serve various industries, including food and beverage, pharmaceuticals, mining, and waste-to-energy.

Resolute Marine Energy

Grant in 2011
Founded in 2007, Resolute Marine Energy develops wave energy converters that generate clean electricity from ocean waves. The company also uses this technology to transport seawater for on-shore desalination facilities, producing drinkable water alongside power.

Resolute Marine Energy

Grant in 2010
Founded in 2007, Resolute Marine Energy develops wave energy converters that generate clean electricity from ocean waves. The company also uses this technology to transport seawater for on-shore desalination facilities, producing drinkable water alongside power.

Osmopure

Grant in 2010
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.

Pearl's Premium

Grant in 2010
Pearl's Premium is a manufacturer of an ultra-low maintenance lawn seed mixture designed to significantly reduce water usage and maintenance requirements for homeowners. The company's product is all-natural and exhibits exceptional drought tolerance, allowing consumers to cut watering by at least 75% in most regions. With a growth rate that necessitates mowing only once a month in sunny areas and every six weeks in shaded regions, Pearl's Premium offers a convenient solution for maintaining a healthy lawn. Additionally, the grass remains green year-round without the need for chemical fertilizers, promoting an eco-friendly approach to lawn care. The company provides resources on installation, maintenance, and the environmental advantages of its product, enabling consumers to create sustainable and low-maintenance lawns.

Rehydrate

Rehydrate is a startup founded in 2023 in Cambridge, Massachusetts, focused on developing advanced water recycling technology to combat global water scarcity. Inspired by NASA's water recovery systems, Rehydrate's innovative solution provides high-purification water treatment with minimal energy consumption. The company utilizes portable and modular containerized systems that leverage low-grade waste heat for efficient purification. This technology is designed for deployment in a variety of settings, including military bases, disaster-affected areas, and remote communities, with the aim of enhancing global access to safely managed drinking water. Rehydrate is committed to revolutionizing water accessibility and establishing new standards in the water treatment industry.

Coastal Protection Solutions

Coastal Protection Solutions specializes in creating effective and easily deployable systems aimed at reducing coastal flooding and protecting communities from climate change and rising sea levels. The company focuses on providing innovative solutions for governments to enhance environmental resilience. Its offerings include a wave breaker designed to slow down wave velocity before it reaches the shore, and an artificial floating marsh system that extends and strengthens coastlines to counteract the impacts of sea-level rise. Through these technologies, Coastal Protection Solutions enables government entities to safeguard lives and property along vulnerable coastal areas.
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