Top Greentech Companies in Boston, MA (71)
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: Revenue is rising at a reported 48% in 2025, with annualized revenue surpassing $300 million and nearing $400 million by August 2026. These figures indicate rapid scaling at a substantial revenue base.
Product Line Growth: The platform has expanded beyond business travel into expenses, invoices, corporate spending, and events, reinforced by the Yokoy acquisition. This broader offering increases opportunities to sell additional services to existing customers.
Market Expansion: Geographic reach is widening, including the U.S. launch of Perk Spend and growth initiatives that made the U.S. account for about 30% of global new business. Additional international moves, such as new offices, support continued growth outside the core markets.
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 described as rising rapidly in recent coverage and company updates, indicating sustained top-line momentum. Independent reporting alongside company milestones points to continued acceleration.
Market Expansion: The company has expanded beyond North America into the UK and Ireland and is gaining traction in segments like higher education, hospitality, and multifamily. Geographic and vertical expansion indicate a broader addressable market and increasing commercial reach.
Product Line Growth: New offerings such as better-for-you sodas, sports and energy drinks, and upgraded dispenser formats signal active portfolio expansion. This broader platform approach is designed to deepen usage across the installed base and attract additional customers.
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: Market presence is described as dominant in its niche, with RATER reportedly used for nearly 80% of U.S. HERS ratings and modeling about one in four new homes, alongside milestones surpassing one million submissions. Accreditation by RESNET and a strategic agreement with the International Code Council underscore an entrenched position across residential energy-code and rating workflows.
Investor Backing & Capital Strength: Capital access is reinforced by a reported $11 million financing round in October 2025, bringing tracked funding to roughly $16 million. This influx is presented as supporting hiring, product development, and market expansion.
Product Line Growth: Offerings have broadened beyond core HERS rating to utility-program administration, market intelligence, inspections, and code-compliance tools. Recent approvals such as Florida’s 2026 energy-code pathways and named wins with production builders point to added use cases and cross-sell potential.
ESS is widely recognized for its reputation as a best-in-class provider of Power and Renewable Energy, Coastal Engineering, and Water Resource Management consulting services.
ESS Group, Inc.'s Top Stability & Growth Strengths
Investor Backing & Capital Strength: A majority investment by ISG is described as providing a solid financial platform to support an ambitious growth strategy and continued growth plans. This capital support is positioned as enabling further expansion initiatives.
Market Expansion: Active 2026 updates featuring awards and new openings/events, along with noted acquisitions intended to catalyse further expansion, point to a growing business footprint. Available materials indicate ongoing activity consistent with scaling.
Future-Ready Strategy: A stated goal of being self-sufficient by 2024 in the sustainability policy signals a structured long-term operating plan. This suggests planning aligned with longer-horizon operational resilience.
CloudSolar is a revolutionary new company with the aim of providing clean solar energy to everyone, regardless of where they live or how much roof space they have. We will construct numerous solar farms and allow investors to own individual panels and receive the revenue from the electricity generated, or use it to offset their own energy consumption.
Pioneering the Clean Energy Transition! Our solutions accelerate decarbonization, improve grid reliability, and reduce costs for energy providers and their energy customers alike. Did we mention that we’re a certified B Corp, too?
Uplight's Top Stability & Growth Strengths
Strong Market Position & Advantage: Evidence indicates the company is repeatedly recognized as a leader across home energy management, customer engagement, DERMS, and VPPs. Operational scale with many utility clients, large managed flexible load, and substantial customer touchpoints reinforces this standing.
Strategic Partnerships: Public materials indicate partnerships with over 80 energy providers, including many of the largest North American utilities, and a broad ecosystem of 65+ technology and delivery partners across regions. New utility wins and OEM collaborations suggest a deep, expanding partner network.
Innovation-Driven Growth: Available information describes an AI-powered platform and a Demand Stack approach, bolstered by the AutoGrid acquisition and launches like Predictive Capacity Dispatch. Reported record load shift and improved demand-response performance indicate technology translating into measurable grid impact.
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...
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.
The Appalachian Mountain Club is the nation's oldest conservation and recreation organization, dedicated to protecting, enjoying, and understanding the outdoors through advocacy, education, and land stewardship.
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.
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...
HDR's Top Stability & Growth Strengths
Strong Revenue Growth: Revenue is described as rising from $3.4 billion to $3.7 billion, indicating year-over-year momentum. Feedback suggests continued demand across sectors like data centers and infrastructure supports this trajectory.
Strong Market Position & Advantage: Consistent top-10 placements in industry rankings, including No. 6 among Top 500 Design Firms and top-tier sector standings, indicate a durable competitive standing. Feedback highlights leadership across transportation, water, and specialized infrastructure markets.
Market Expansion: Geographic and sector expansion is evident through new offices, growing international practices, and major project wins. Feedback suggests targeted acquisitions and new studios broaden reach and capabilities.
Schlumberger is a supplier of technology, integrated project management, and information solutions. Schlumberger is a technology company that partners with customers to access energy. Our people, representing over 160 nationalities, are providing leading digital solutions and deploying innovative technologies to enable performance and sustainability for the global energy industry. With expertise in more than 120 countries, we collaborate to create technology...
Limitless clean energy from muon-catalyzed fusion
We are building tools for modern forestry management, for timber, carbon, biodiversity, and wildfire risk.
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...
WegoWise provides a web-based utility analytics platform for the building performance industry. Bridging big data and energy efficiency, WegoWise distills large aggregations of energy and water data into actionable information for building owners, managers, energy auditors and energy efficiency programs. This enables them to track, understand and b
Emerald Technology Ventures is a global venture capital firm focused on sustainable industrial innovation. Founded in 2000, it invests in startups addressing climate change and sustainability, including water efficiency, smart packaging, transport electrification, energy, and industrial automation. The firm partners with entrepreneurs, corporations, institutional investors, and governments, managing and advising more than €1 billion in assets while seeking financial returns...
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.
Evoqua Water Technologies is the global leader in helping municipalities and industrial customers protect and improve the world’s most fundamental natural resource: water. Evoqua has a more than 100-year heritage of innovation and industry firsts, market-leading expertise, and unmatched customer service, where it continues to transform water and wastewater. Its cost-effective and reliable treatment systems and services ensure uninterrupted quantity...
Veolia, a global leader in environmental services, works every day to build environmental security for the benefit of public health and the competitiveness of industries and regions. With 215,000 employees across five continents, working closely with local communities, and thanks to its cutting-edge technologies, the group cleans up pollution, reduces carbon emissions, and regenerates resources through concrete solutions that combine...
Veolia's Top Stability & Growth Strengths
Profitability: Profitability is rising, with EBITDA up 6.3% in 2025 alongside a 70 bps margin expansion and further EBITDA and margin gains in the first half of 2026. Guidance was raised to at least +8% current net income growth for 2026, signaling continued momentum.
Market Expansion: Market expansion is evident in North America, where the 2026 Clean Earth acquisition doubled the U.S. hazardous‑waste business and lifted pro forma U.S. revenue to about $6.3B with targeted synergies. Additional moves such as the Icetec acquisition and a new Boston HQ reinforce the scale‑up under the GreenUp strategy.
Strong Market Position & Advantage: Strong market position is reinforced by repeated No. 1 rankings on ENR’s Top 200 Environmental Firms and characterizations as the world’s largest environmental‑services company. The post‑Suez combination and faster‑growing boosters in water technologies and hazardous waste further consolidate this advantage.

















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