Top Greentech Companies in Denver & Boulder, CO (111)

We bridge deep tech into farming and ranching. Halter enables farmers and ranchers to remotely shift, virtually fence and proactively monitor their cows’ health and behavior. Can you imagine watching 500 cows or cattle walk calmly towards the milking shed or their next break? No quad bikes, no dogs, no fences. Just a herd of cows walking at their own...

KPA solutions help clients identify, remedy, and prevent workplace safety and compliance problems across their entire enterprise. The combination of KPA’s easy-to-use software platforms, consulting services, and award-winning training content helps organizations minimize risk so they can focus on what’s important—their core business. For nearly 40 years, KPA has helped 10,000+ clients achieve regulatory compliance, protect their business, and keep...

Travertine is a carbon dioxide removal and critical element production company based in Boulder, CO. We are building a cost-effective gigaton-scale CDR solution that co-produces sulfuric acid and green hydrogen to enable sustainable critical element production.

Headquartered in Seattle, Washington, Anchor QEA is a nationally recognized environmental science and engineering consulting firm specializing in aquatic, shoreline, and water resource projects, including coastal and flood resiliency. With more than 500 employees in 26 offices across the United States, Anchor QEA works with public and private sector clients to address environmental issues at some of the most challenging sites...

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...

Hydropods’ mission is to make hydroponic growing easy enough for everyone. The Denver-based company focuses on creating well-designed, tightly integrated hardware and software.

Sunday is a data-driven start-up based in Boulder, Colorado, with a mission to empower consumers to take better care of their land. In just three years, we’ve grown from an idea to a major industry disruptor offering 100,000+ homeowners a more sustainable, safer, and tailored experience in backyards across America With support from top-tier investors including BondCap, Sequoia, Forerunner, and Tusk,...

AMP’s AI-driven waste sorting solutions help optimize material recovery and recycling processes. Our waste sorting machines use real-time material characterization and high-speed sortation to increase resource recovery. As a waste sorting manufacturer, we deliver automated sortation services to enhance efficiency and reduce costs. Our technology supports plastic waste management services, fiber waste management services, metal waste management services, film waste...

Clean Harbors is North America's leading provider of environmental and industrial services, offering hazardous and non-hazardous waste management, emergency spill response, industrial cleaning, and recycling services.

SunTech Drive is leading the effort to bring affordable solar power to new applications. We help customers harness the power of clean, distributed energy to build a more sustainable energy future. We are a well-funded “Cleantech Company of the Year” with an excellent track record of growth.

Founded in Boulder, Colorado in 2013, A

H3X manufactures the world's most power-dense integrated motor drives (IMDs) ranging from 30kW to 3MW for aerospace, defense, marine, and heavy industry. From the sea to the sky, our products unlock major benefits for weight-sensitive, volume-constrained, and high power applications. At the core of our organization are principles that guide every action and decision we make. These values define our story,...

eGauge is an established technology company in Boulder, CO, making revenue-grade smart energy meters. Our growing company supplies products to commercial and residential customers around the world. Our goal is to provide hardware and services that help people better understand their energy use, save money and save energy. Our customers include residential solar, industrial manufacturing, agriculture and more - oh,...

The Ember Alliance is a national non-profit dedicated to restoring the relationship between communities and fire on the landscape. They strive to create a fire-resilient society through community wildfire planning, professional wildland firefighter training, and the planning and implementation of prescribed fire and fuels mitigation. Their mission emphasizes building community resilience, increasing local workforce capacity, and advancing innovation in wildfire...

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.

The Complete Transformation of Tap Water. Seven years ago we saw a massive and growing problem that needed to be solved. Single-use plastic water bottles. There are over 38 BILLION plastic water bottles that end up in our oceans, lakes, rivers, and landfills—and we decided to eliminate these by disrupting bottled water with a radically new type of water called FloWater....

Backed by Techstars, Nikola Power is a clean technology company that builds control software for energy systems utilizing a combination of large scale batteries, solar, and grid power.

Everyone powered with the cleanest energy possible is Hygge Power’s mission. We seek to fulfill that mission by offering deep tech energy products and services—plug-and-play home energy storage, energy forecast app, and power AI for comfort optimization—that help utility consumers stay connected and productive during power disruptions, while enabling utilities with cost-savings and load management tools for a more reliable...

Our 100% employee-owned firm includes 700+ environmental and engineering professionals working throughout the nation on a broad range of projects that improve communities'​ infrastructure and natural environment. We help public and private clients move projects forward through the complexities of regulatory compliance, budgetary and schedule constraints, and conflicting stakeholder interests. We've been headquartered in Encinitas, half a block from the beach since...

We build operational intelligence tools to assist fleets of all sizes with the transition to new vehicle technologies. Our work includes a baseline fleet evaluations, individual vehicle profiling, transition planning, procurement and operations analysis, policy analysis, as well as data management and software development.