Top Boston, MA Greentech Companies (48)

Perk (formerly TravelPerk) is the intelligent platform for travel and spend management. Built to tackle the time-consuming, manual work that gets in the way of real work, our tools automate everything from travel bookings to expenses, invoice processing, and more. By eliminating this shadow work that wastes hours, erodes morale, and saps innovation, we’re on a mission to power real...

Our software predicts how much energy homes will use and helps builders design and build more energy efficient homes. Our software is also used to verify compliance with dozens of energy codes, programs and to share information with homeowners. Our Home Energy Rating Software is the most widely used in the US, used on 1 in every 4 new homes. This...

Bevi is on a mission to transform how beverages are delivered and consumed. Our connected beverage platform eliminates the need for single-use bottles and cans—making it easy, fun, and sustainable to stay hydrated. As the category leader in IoT-enabled beverage technology, we're building a future where Bevi machines are everywhere people live, work, and connect. We've raised over $160M in...

Limitless clean energy from muon-catalyzed fusion

The age of solar has arrived. With prices falling by 80% in less than a decade, solar power is now within reach of every American household. Here’s the problem: 90 million American households are currently locked out of the solar marketplace. Maybe it’s because they rent their homes. Or other solar companies are not willing to sell to them. Or simply because...

Our mission at Sense is to reduce global carbon emissions by making homes smart and efficient. We’re serious about having a real impact on climate change by empowering people to easily take care of their homes and to actively participate in a cleaner, more resilient future.

Improve home comfort and air quality w/ electric technologies. Heat Pumps, Water Heaters, EV charging, and more. Join the herd. #ElectrifyEverything

Zipcar is the world’s leading car-sharing network, found in urban areas and university campuses in more than 500 cities and towns. Our team is smart, creative and fun, and we’re driven by a mission – to enable simple and responsible urban living. Being a Zipcar member gives you easy access to a car nearby without all the cost and hassle...

HDR is an employee-owned design firm specializing in engineering, architecture, environmental and construction services. We’re ranked No. 6 among the world’s design firms and we’re the largest healthcare design firm. Led by the strength of our values and a culture shaped by employee ownership, we network with each other, build on each other’s contributions, and collaborate together to make great...

REsurety provides software and services to support both the financial and sustainability goals of clean energy buyers, sellers, and investors, as well as operating the only marketplace for clean energy. Our software and services offer data-driven insights at various stages of the project lifecycle, from initial exploration to portfolio management. Our services leverage our domain expertise and deliver solutions tailored...

Sync Computing is an MIT based startup company on a mission to build the next leap in distributed computing in the cloud. Sync Computing’s foundational technology is capable of solving large-scale scheduling optimization problems instantly, unlocking unprecedented gains in the orchestration of large-scale computing applications. Businesses worldwide will be able to utilize cloud resources with optimal efficiency, saving billions of...

enVerid is committed to improving energy efficiency and indoor air quality in buildings worldwide through its innovative, award-winning HVAC Load Reduction® (HLR®) solutions. HLR technology enables immediate capital cost savings on new HVAC systems and provides up to 40% energy savings and superior indoor air quality. Deployed in nearly 10 million sqf of commercial, academic, and government buildings, enVerid’s HLR...

Eden is a leader in sustainable natural resource recovery. We break rocks with electricity to maximize subsurface permeability. We believe that a more sustainable approach to natural resource recovery is critical to creating a carbon-neutral future. By using high-voltage electricity and proprietary modeling and reservoir characterization techniques, we can achieve precise fracture permeability enhancement, while preventing the high-water consumption and environmental...

ThinkLite is a global lighting efficiency company that custom designs, manufactures, distributes, and installs energy efficient retrofit solutions to commercial customers and governments. Our efficient lighting products leverage proprietary LED technologies that specifically adapt to existing infrastructures. We are headquartered in Natick, MA.

At 424 Capital, we believe in aligning our personal values with our investments. At the core of our ethos is the mission of using our resources to build companies that are making a positive difference in the world. We look for investments with order of magnitude opportunity, and support accelerated growth for companies on a mission. The strategies we develop...

Carbon Relay offers advanced data science, deep reinforcement learning, and augmented intelligence that can boost your data centers’ energy efficiency by 5X or more, while preserving uptime.

Ameresco, Inc. (NYSE: AMRC) is an independent, integrated, comprehensive energy efficiency and renewable energy company that is building a sustainable future with public organizations and private enterprise throughout North America and the United Kingdom. Through energy audits, innovative engineering, utility-scale solar farms and deep energy retrofits, Ameresco applies forward-thinking technology to the challenges of controlling emissions, enhancing energy security and...

24M Technologies answers the world’s need for affordable energy storage by enabling a new, more cost-effective solution — SemiSolidTM lithium-ion technology. Our breakthrough manufacturing platform provides for low-cost, high energy density, safe and long-life storage for electric mobility, grid and other applications. Through strategic partnerships with industry leaders, including the Volkswagen Group, Kyocera, GPSC and FREYR, 24M has built an...

The OffGridBox is an all-in-one, self-contained utility system with renewable energy and clean water that enables independent living in any environment, whether by choice or as a result of natural disasters.

Finally develops home lighting systems, intended to create high-quality and energy-efficient bulbs.