MassChallenge

ENERGY2GO is a provider of direct solar energy recharge to small devices and built-in power banks. The integrated PowerBank can store the sun's energy and provide customers with clean energy at any time of day and in sunlight conditions.

Natrion LLC specializes in the design and manufacture of sodium-ion batteries, focusing on large-scale energy storage solutions for renewable energy applications. Founded in 2017, the company is headquartered in Greenwich, Connecticut, and aims to enhance the efficiency of renewable energy generation by providing energy storage systems that leverage solar and wind power. Natrion's ceramic solid-electrolyte batteries are engineered to support power deployment for various sectors, making solar energy more accessible and cost-effective for residential, agricultural, and military uses.

Heatneutral is the future of zero emission and climate neutral heat energy.

Solarflux Energy Technologies is a flexible, clean, inexpensive solar thermal power.

Developer of an energy harvesting device designed to collect energy to fuel low-power devices. The company's device is a maintenance-free power source that converts ambient radio waves to electricity helps eliminate hazardous battery waste and cuts lifetime maintenance expenses for wireless devices by a factor of 10, compared to battery power supply, thereby helping IOT manufacturers with versions of existing devices and people to eliminate battery waste and minimize regulatory compliance risk.

Developer of a radioisotopic battery designed to power projects related to small satellites, asset tracking, and future-forward applications. The company's power management system offers beta-emitting radioisotope power sources in a singular design that provides uninterrupted power over long periods, enabling businesses to eliminate the need for lithium batteries in satellites and optimizing power and space for clients.

Green is a digital energy buying and managing platform.

Developer of wind energy systems technology designed for large buildings. The company wind energy systems that do not move, are safe, work silently, and can be installed along the rim of the building facing the prevailing wind direction, enabling large building owners to utilize untapped wind energy for onsite power generation.

Yotta Energy Inc. is a manufacturer of innovative solar storage solutions based in Austin, Texas, established in 2016. The company specializes in the SolarLEAF, a modular energy storage device that integrates seamlessly with photovoltaic panels, designed to lower costs and enhance the development of energy storage and grid resiliency. The SolarLEAF features passive thermal regulation, providing efficiency and ease of installation compared to traditional centralized systems. Additionally, Yotta Energy offers SolarPLEXUS, a gateway that streamlines information flow within the storage system, allowing for automated management and optimization of individual SolarLEAF units. The company also provides a software platform that aggregates energy potential from various systems, aiding utilities in grid management and enabling system owners to optimize their energy usage and reduce costs. Yotta Energy serves a diverse clientele, including commercial businesses, remote sites, and emerging economies, focusing on enhancing energy solutions and sustainability.

Nu-Rise is a company focused on improving cancer treatment through advanced nuclear radiation sensors and equipment. They have developed a specialized probe that monitors radiation levels in real-time inside the patient's body, allowing doctors to precisely target cancerous tissues while minimizing exposure to healthy organs. This innovation includes dosimeters and nuclear radiation monitoring systems specifically designed for medical applications, such as prostate brachytherapy. By enabling in-vivo dose tracking, Nu-Rise's technology aims to enhance the safety and accuracy of radiation therapy, ultimately optimizing treatment outcomes for patients battling cancer.

NeaSens is a company based in Geneva, Switzerland, specializing in the development of advanced sensor technology for detecting and monitoring radon, a natural radioactive gas linked to lung cancer. Utilizing modular electronics and sophisticated software, NeaSens' sensors provide real-time monitoring of radon levels, allowing for easy integration into existing ventilation systems and air quality controls. This technology not only helps protect individuals from the health risks associated with long-term exposure to radon but also enables businesses to manage indoor air quality effectively, potentially avoiding costly renovations.

Surge Hydro is focused on ushering hydroelectric facilities into the twenty-first century. By implementing innovative and progressive technology they will provide their communities and their clients smart energy for generations to come. The vast majority of existing dams in the U.S.—more than 90 percent, or 80,000 dams—don’t produce electricity. They know that in order to secure their future these facilites will need to be brought online. They envision communities running on independent sustainable grid networks, operating with minimal transmission losses, and being responsible for their own power consumption and production. With this vision in mind, they know that hydropower will be vital in the growth of clean energy infastructure. They pledge to be on the forefront of clean technology and integral to the success of hydroelectric power production. They will be successful in developing hydroelectric facilities by integrating disruptive idea’s with efficient and safe operations. This allows Surge Hydro to efficently and intelligently reduce costs, providing their investors with steady and consistent returns. Simply, they endeavor to administer reliable, sustainable & renewable clean energy for an evolving world.

Energy Intelligence, Inc. is a company based in Buffalo, New York, focused on developing innovative technology that harnesses clean energy from the motion of vehicles in high-traffic areas. Founded in 2014, it has created a patented road-mounted energy generation system that captures waste energy from braking vehicles to produce affordable electricity on-site. This technology is designed for various applications, including parking facilities, transportation depots, highways, and airports, where vehicles naturally slow down. By utilizing embedded hydraulic channels in its compact system, Energy Intelligence generates electricity that can power local equipment, offering cost efficiency with projected levelized costs of 7 cents per kWh and a payback period of 2 to 3 years for initial capital investments. The company's approach addresses a significant opportunity for clean energy generation in urban settings, contributing to sustainability efforts while reducing electricity expenses for commercial sites.

EnerLeap is a patented, new lithium ion battery technology. In today's lithium ion batteries, the powder binders break down quickly, stunt performance and jeopardize safety. EnerLeap replaces these inefficient binders with a rigid 2D titanium silicide nanonet. The result is a lighter weight, faster charging, longer lasting and safer battery. We have lab scale prototypes and are currently planning to enter the $12B global lithium ion market through the consumer electronic space.

Silverside Detectors Inc. is a technology company. They develop nuclear radiation detection technologies to protect cities and citizens from nuclear terrorism. It designs and develops advanced and adaptable radiation detectors. These detectors can be installed in urban and transit infrastructure for nuclear detection. The company develops inexpensive thermal neutron detectors that can be a building block for large-area networked scanning and other future solutions for nuclear threat reduction. Silverside Detectors Inc was founded by Sarah Haig and Andrew Inglis in 2013; and is headquartered in Boston, Massachusetts.

Resolute Marine Energy, Inc. is a Boston-based company founded in 2007 that specializes in developing wave energy converters to generate clean energy from ocean waves. The company focuses on harnessing ocean wave energy for power generation and transporting seawater to onshore desalination facilities, effectively producing potable water and electricity. Its technology serves various commercial applications, including open-ocean aquaculture, seawater desalination, and ocean observation systems. By providing wave-driven power services, Resolute Marine Energy aims to support sustainable development, align water supply and demand in water-stressed areas, and contribute to the reduction of carbon emissions. The company has received grants from the Department of Energy and was recognized as the 2010 winner of the Global Entrepreneurship Week's Startup Open competition.

Resolute Marine Energy, Inc. is a Boston-based company founded in 2007 that specializes in developing wave energy converters to generate clean energy from ocean waves. The company focuses on harnessing ocean wave energy for power generation and transporting seawater to onshore desalination facilities, effectively producing potable water and electricity. Its technology serves various commercial applications, including open-ocean aquaculture, seawater desalination, and ocean observation systems. By providing wave-driven power services, Resolute Marine Energy aims to support sustainable development, align water supply and demand in water-stressed areas, and contribute to the reduction of carbon emissions. The company has received grants from the Department of Energy and was recognized as the 2010 winner of the Global Entrepreneurship Week's Startup Open competition.

Emergent Energy (Pty) Ltd. specializes in providing renewable energy solutions, including both grid-tied and off-grid systems, sustainable building design, and energy efficiency consulting. Founded in 2010 and based in Cape Town, South Africa, the company caters to a diverse clientele across various sectors, such as information and communication technology, agriculture, hospitality, education, and government. Its offerings include tailored solar photovoltaic systems, wind and hydro solutions, and Energy Heat Pump installations, all designed to meet the unique challenges of different environments. Emergent Energy also supports clients with comprehensive technical guidance and monitoring solutions to track system performance and ensure efficient operation and maintenance. With a commitment to enhancing the sustainability of South Africa’s energy sector, the company draws on extensive local and international expertise to deliver innovative solutions that promote cleaner and more reliable energy systems.