Top Greentech Companies in Boston, MA (70)
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...
Perk's Top Stability & Growth Strengths
Strong Revenue Growth: Company disclosures cite strong year-over-year revenue growth in 2025 with annualized revenue surpassing $300M, and later coverage describes revenue nearing $400M annualized in 2026. This points to rapid scaling from 2023 through 2026.
Investor Backing & Capital Strength: Recent financings include a $200M Series E at a $2.7B valuation and a $300M private credit facility, with third-party trackers noting over $1B raised across multiple rounds. This capital base is positioned to fund continued product and geographic expansion.
Market Expansion: The company launched its Spend product in the U.S. and indicated the market already represents a substantial share of new business, while also opening new international locations. These moves signal broadening global reach and demand.
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...
Ekotrope's Top Stability & Growth Strengths
Strong Market Position & Advantage: Ekotrope is positioned as the most widely used HERS rating software in the U.S., supporting roughly 1 in 4 new homes and serving 7,000+ builders with 400,000+ homes per year. Penetration spans hundreds of HERS rating companies and more than 40 utility new‑construction programs.
Investor Backing & Capital Strength: An $11M financing in October 2025, bringing tracked cumulative funding to about $15.9M, underscores continued capital support for expansion. Multiple independent profiles indicate the company has raised additional capital over time rather than a single one‑off event.
Product Line Growth: The company has expanded beyond its core RATER tool into Market Intelligence data products and solutions for utilities, builders, manufacturers, and lenders. Release history shows major version updates (e.g., Version 5.0 in 2025 with additional releases in 2026), indicating an active roadmap.
Founded in 2013 with a vision to eliminate the need for single-use bottles and cans, Bevi is redefining how beverages are delivered in commercial spaces. Best known for its Smart Water Cooler®, Bevi has grown into the leading connected beverage platform, combining hardware, data, and beverage innovation to deliver still, sparkling, flavored, and enhanced drinks on demand. Powered by real-time...
Bevi's Top Stability & Growth Strengths
Strong Revenue Growth: Revenue is reported to have surpassed the $100 million annual mark with continued year-over-year gains. Feedback suggests momentum is reinforced by growth in newer verticals such as education and hospitality.
Market Expansion: The company extended its footprint from North America into the UK and Ireland and broadened placements beyond offices into campuses, hotels, gyms, warehouses, and other venues, while scaling to more than 6,000 customers. Feedback suggests international entry and vertical diversification are driving a larger installed base and usage milestones such as surpassing one billion single-use containers avoided.
Product Line Growth: The offering advanced from smart water coolers to a connected beverage platform, adding functional enhancements and a better-for-you soda line alongside new countertop hardware. Feedback suggests the expanded menu increases relevance across more locations and upsell potential within existing accounts.
Form Energy is an American energy storage technology and manufacturing company that is developing and commercializing a pioneering iron-air battery capable of storing electricity for 100 hours at system costs competitive with legacy power plants. Form’s multi-day battery will reform the global electricity system to reliably run on 100% low-cost renewable energy, every day of the year.
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...
Headquartered in Walnut Creek, Calif., Brown and Caldwell is an employee-owned firm with 2,100+ professionals serving clients locally and globally from 52 locations. We are the largest engineering and construction firm solely focused on the U.S. water and environmental sectors. Our creative designs and progressive solutions have helped municipal, federal and private organizations overcome their most complex environmental challenges. We offer...
Brown and Caldwell's Top Stability & Growth Strengths
Strong Hiring & Retention: Headcount increased from about 2,614 to nearly 2,920 over a multi-year period, and the firm maintains a substantial slate of open roles to support a growing project pipeline. Active recruitment aligns with continued demand for environmental and water infrastructure services.
Strategic Partnerships: Partnerships with platforms like Lantern bring Microsoft-enabled digital tools into water-utility services. Collaborations such as work with the Water Utility Climate Alliance to shape climate-resilient design guidelines reflect a strategy of scaling capabilities through alliances.
Market Expansion: Regional scale-ups—including Pacific team additions and an expanded Chicago office—signal ongoing geographic growth to meet local client needs. A footprint spanning more than 50 locations across North America and the Pacific supports broader state and local expansion efforts.
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.
eCurv introduces a new method for electric energy distribution through Queued Power Access - QPAC®. QPAC offers business customers lower energy costs by queueing power access of electric loads for a few seconds to minimize demand charges, capacity tags, and other associated real-time energy costs. QPAC is imperceptible to customers and delivers immediate savings to a wide range of applications:...
Triumvirate Environmental Inc. provides sustainable environmental solutions to leading companies in the Life Sciences, Healthcare, Education, and Industrial markets. Key areas of expertise are in Waste Management & Disposal, COVID-19 Decontamination Services, EHS Consulting Services, and Lab & Facility Services. Our highly trained experts help organizations reduce waste, save money, stay safe and compliant, manage risk, and protect their reputation....
Vicinity Energy is a U.S.-based district energy provider operating systems that deliver steam, hot water, and chilled water to commercial properties and campuses. Its services support heating, cooling, humidification, and sterilization. The company is also advancing decarbonization through carbon-free eSteam™, produced with industrial-scale electric boilers, heat-pump complexes, and thermal storage, while serving customers across 12 U.S. cities throughout the United...
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...
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...
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...
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...
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.
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...
Ameresco's Top Stability & Growth Strengths
Strong Market Position & Advantage: Ameresco is positioned as a top-tier North American ESCO/EaaS provider with federal contracting access (e.g., DOE Gen4 ESPC, U.S. Army ESPC vehicles), third-party recognition, and multiple marquee storage and resiliency project wins that reinforce competitive standing.
Resilient & Sustainable Growth: Revenue increased to $1.93B in 2025 with record quarterly results, backed by a multi‑billion‑dollar backlog and stated multi‑year revenue visibility, indicating durable demand and a long conversion runway.
Diversified Revenue Streams: Earnings mix is shifting toward recurring owned energy assets and long-term O&M, with disclosures indicating these recurring lines now drive a large share of adjusted EBITDA, improving durability versus purely one-off project work.
Indigo improves grower profitability, environmental sustainability, and consumer health through the use of natural microbiology and digital technologies. Utilizing beneficial plant microbes and agronomic insights and working across the supply chain, Indigo is forwarding its mission of harnessing nature to help farmers sustainably feed the planet.
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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...
ERM (Environmental Resources Management) is a global sustainability consultancy that helps organizations navigate environmental, social, and governance (ESG) challenges. ERM provides advisory and technical services across sectors—energy, mining, infrastructure, manufacturing and finance—supporting decarbonization, regulatory compliance, risk management, and sustainability strategy and implementation through technical, engineering and strategic consulting worldwide.
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...
