Top Massachusetts Greentech Startups (29)

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...

Greentown Labs is a 501(c)(3) nonprofit and climatetech startup incubator that accelerates climate innovation and commercialization. Its Boston and Houston incubators support entrepreneurs with laboratories, equipment, customers, capital, talent, community, and business-growth resources. By connecting startups with corporations, investors, policymakers, and ecosystem partners, Greentown Labs helps develop and scale solutions at speed for the planet, people, and prosperity.

Manus Bio is an industrial biotechnology company that uses engineered microbial cell factories, fermentation, and biomanufacturing to produce sustainable alternatives to ingredients, materials, and chemicals traditionally sourced from crops, petrochemicals, or animal products. Its portfolio includes monk fruit and stevia sweeteners, as well as bio-based flavor and fragrance ingredients, helping food, beverage, and other manufacturers improve supply security and reduce...

Clean Air Task Force is a U.S.-based nonprofit that advances technologies and policies to reduce carbon emissions across the economy, aiming for a zero-emissions, high-energy planet at an affordable cost.

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...

Transaera, Inc. is a Massachusetts-based climate-tech startup and MIT spin-out that develops ultra-efficient, sustainable cooling systems for residential, commercial, and industrial applications. By utilizing novel desiccant materials, the company aims to revolutionize air conditioning, significantly reducing energy consumption and greenhouse gas emissions while enhancing indoor air quality and occupant comfort on a global scale.

Zero Homes is a technology company providing an end-to-end digital platform that simplifies residential home electrification. The platform supports the planning, purchasing, and scheduling of energy-efficient upgrades, such as heat pumps and electrical panels, using virtual assessments and high-precision design tools to remove the need for in-home sales visits and reduce design costs.

Sustainable Comfort, Inc. is a Worcester, Massachusetts-based firm focused on high-performance multifamily buildings. It provides energy consulting and rating, sustainable construction and renovation, real-estate development, and property management. Through an integrated lifecycle approach, the company helps developers and owners design, build, and operate efficient, durable, healthy housing while improving occupant environments, lowering impacts, and supporting resilient communities across the full...

Alloy Enterprises is transforming how aluminum parts are made. Aluminum will be part of the electrification journey of everything that moves, and flexible, on-demand, and cost-competitive fabrication will be essential to this transition. Automotive, aerospace, and industrial equipment need to be lighter, and fabrication methods need to keep pace with the speed of innovative new designs. Our novel, scalable, full-stack...

Spoiler Alert is a technology company helping food businesses manage unsold inventory. We offer a business intelligence solution that allows organizations to track and analyze the products they are and aren't recovering, as well as a relationship management portal that facilities food donations, discounted sales, and organics recycling initiatives.

GRAIN Ecosystem is a Boston and Montreal based start-up backed by Schneider Electric, a French multinational company committed to sustainability. Our mission is to stop global warming by accelerating our planet’s path to decarbonization. By simplifying the process of removing carbon from the earth’s atmosphere, we can empower carbon project developers to do more. We combine business and science to...

Tank Utility is a leading provider of remote monitoring services for truck-delivered energy. The company’s solution includes internet-connected tank level monitors, cloud-based software and analytics and white labeled mobile app that streamlines delivery logistics and improves customer retention and engagement. Tank Utility is a venture-backed company founded in 2014 by several employees from a leading demand response and energy intelligence...

Farmblox is an early-stage startup pioneering the future of agriculture through our innovative IoT platform. Our mission is to empower farmers by providing technology and tools to optimize their operation, reduce labor costs, and improve efficiency. Our platform allows for seamless integration of a wide variety of sensors and controllers, enabling farmers to build automation solutions tailored to their unique...

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...

Energetic Insurance is a Managing General Underwriter (MGU) with a novel, data-driven approach to develop new risk management products to unlock exponential growth in the renewable energy industry. For solar industry participants who want to do more projects and deploy more capital, EneRate Credit Cover™ unlocks solar project financing for the unrated and below investment grade counterparties by covering payment...

Industry leader in electrification for Class 2-6 commercial fleet vehicles Strong partnerships with major OEMs (Ford, GM, Chevrolet, Isuzu) Substantial savings in fuel costs and greenhouse gas emissions The most CARB Executive Orders (14) of any electrification provider Proven products with measurable benefits XLH hybrid electric drive system:

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...

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...

Patriot Environmental Services is a leading environmental service provider with clients throughout the Southwestern United States. Patriot Environmental Services offers its clients consistent quality solutions to current environmental concerns. Patriot Environmental Services team members have built a solid reputation industry wide and have helped the regulated community make practical sense of environmental compliance and cleanup requirements. Today, private and public...

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...