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Top Greentech Companies in Denver & Boulder, CO (115)

Halter
Greentech • Hardware • Internet of Things • Machine Learning • Software • Business Intelligence • Agriculture
2 Offices
350 Employees
32 Benefits Hiring Now
Halter is on a mission to unlock more productive and sustainable farming and ranching.

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...

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Halter

Halter's Top Stability & Growth Strengths

Strong Revenue Growth: Revenue at the New Zealand entity rose to NZ$98.1m for the nine months to December 2025 versus NZ$71m for the prior 12-month period, and farms served reportedly increased from 2,000 to 3,500 alongside collars deployed growing from 500k to 1.5m. Feedback suggests headcount more than doubled within 12 months, indicating scaling operations to support demand.

Investor Backing & Capital Strength: A US$220 million Series E at a reported US$2 billion valuation and a prior US$1 billion valuation signal substantial capacity to fund expansion, product development, and market entry. Feedback suggests plans to hire 200+ roles and expand into the UK and Ireland, supported by this capital base.

Market Expansion: Operations reportedly extended rapidly in the United States with approximately 1,000 ranch customers and activity in more than half of US states. Feedback suggests international expansion plans into Europe and increased satellite-collar deployments are opening new, harder-to-serve markets.

KPA
Automotive • Greentech • HR Tech • Sales • Software
Westminster
405 Employees
55 Benefits Hiring Now
KPA helps organizations keep people safe, protect their business, and elevate compliance.

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...

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KPA

KPA's Top Stability & Growth Strengths

Strong Market Position & Advantage: KPA reports serving 40 of the top 50 U.S. dealership groups and more than 15,000 client locations, indicating deep penetration in its automotive niche. The 2026 refocus on automotive is intended to deliver more specialized products and dedicated support for these customers.

Product Line Growth: Recent launches include AI-powered lead-response audits, performance dashboards, advertising archives, and new certification programs. Acquisitions such as ComplyNet, AnchoRock, and iScout have broadened capabilities across dealership compliance and construction safety.

Investor Backing & Capital Strength: Providence Equity Partners lists KPA as an active portfolio company and documents the 2026 business separation. Private-equity ownership provides resources for continued investment and restructuring, even though it does not itself prove revenue growth.

HDR
Greentech • Other • Real Estate
68 Offices
11,170 Employees
42 Benefits

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...

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HDR

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.

The Hemp Plastic Company
Boulder
4 Employees

Become part of the solution by choosing our hemp plastic alternatives. Using renewable and sustainable materials, our hemp bio-composites and bioplastics deliver the durability, versatility and availability you love about traditional plastics while helping you reduce your carbon footprint and plastic pollution. The result is a win for both your customers and future generations.

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The Hemp Plastic Company
Travertine
Greentech • Software
Boulder
41 Employees
Hiring Now

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.

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Travertine
Green House Data
Greentech • Energy
Denver
84 Employees

Green House Data delivers high-availability VMware® cloud hosting, colocation, and managed services with world-class customer service in green data centers across the United States. From Desktop as a Service to disaster recovery, our infrastructure services run on the latest in server and storage hardware and high-speed diverse carriers. Our SSAE 16 Type II & HIPAA compliant data centers utilize 40%...

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Green House Data
SproutrHouse
eCommerce • Greentech
Boulder

Crowdfunding Natural Product ideas and innovators

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SproutrHouse
Kegstand LLC
Greentech • Logistics • Transportation
Fully Remote
4 Employees
5 Benefits
40% lighter kegs that save brewers money and save the planet.

Kegstand's FiberLite keg is 40% lighter than the traditional keg which cut distribution costs by an average of $2.50 every time a keg is shipped. Not only do we help increase margins for brewers, but the reduced weight of our kegs helps the environment as well by lowering fuel consumption. Kegstand is the premium product on the market, but our...

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Kegstand LLC
Lynker
Greentech
3 Offices
372 Employees
Hiring Now

Lynker delivers innovative solutions to support global environmental security and economic prosperity as a trusted partner to governments, communities, and industry. We are a premier science advisor supporting some of the nation’s most important missions.

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Lynker
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Vartega
Greentech
Golden
15 Employees

Vartega is solving the world's toughest advanced materials recycling challenges to create circular supply chains and enable a sustainable future. Our patented modular carbon fiber recycling process scales rapidly to address a gap in the composites supply chain. It's like a carbon fiber washing machine inside a shipping container. We deploy these units close to the source of composites scrap...

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Vartega
Toxnot
Cloud • Enterprise Web • Greentech • Social Impact
Fort Collins
12 Employees
20 Benefits
SaaS for sustainability teams

Toxnot is a SaaS company that’s helping manufacturers make safer and more sustainable products. We have a dynamic team in place making an impact on sustainability by streamlining chemical transparency, product compliance, and supply chain management. We work with major companies like Google and Kohler to digitize their supply chains.

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Toxnot
RavenWindow
Greentech • Healthtech
Denver
11 Employees

RavenWindow created, patented, manufactured and brought to market the RavenWindow® filter, a dynamic thermochromic window filter managing solar heat gain, glare and ultraviolet degradation. It brings together industry-leading energy efficiency, market-leading return on investment, uncompromised views of the outdoors and improved occupant comfort.

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RavenWindow
The Ember Alliance
Greentech • Professional Services • Social Impact • Utilities
Fort Collins
19 Employees

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...

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The Ember Alliance
U.S. Geological Survey (USGS)
11 Offices
6,933 Employees
16 Benefits

The USGS is a science organization that provides impartial information on the health of our ecosystems and environment, the natural hazards that threaten us, the natural resources we rely on, the impacts of climate and land-use change, and the core science systems that help us provide timely, relevant, and useable information.

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U.S. Geological Survey (USGS)
Bioelements Group
3 Offices
56 Employees

Bioelements was born with a single, overarching purpose: to be the sustainable solution to the problem of pollution. We are a leading company in the biodegradable packaging business within the region, and our mission is clear – to offer innovative solutions that make a difference. The personal values of our team are deeply aligned with the values of our company. We...

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Bioelements Group
Clean Harbors, Inc.
Greentech • Energy • Utilities • Industrial
28 Offices
25,000 Employees
27 Benefits Hiring Now

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.

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Clean Harbors, Inc.
Eversource Energy
Agency • Greentech • Energy
19 Offices
6,439 Employees
38 Benefits

Eversource Energy (NYSE:ES), a Fortune 500 and Standard & Poor’s 500 energy company based in Connecticut, Massachusetts and New Hampshire, operates New England’s largest energy delivery system. Eversource is committed to safety, reliability, environmental leadership and stewardship, and expanding energy options for its 3.7 million electric and natural gas customers. We are a company dedicated to our customers, communities and...

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Eversource Energy

Eversource Energy's Top Stability & Growth Strengths

Strong Revenue Growth: Revenue is considered to have increased to roughly $13.54 billion, indicating expansion from prior years and supporting a view of ongoing top-line momentum.

Profitability: Earnings are described as having rebounded to $1.69 billion with a projected long-term growth rate of 5% to 7%, suggesting sustained earnings strength.

Market Expansion: A $26.5 billion multi-year investment plan targeting grid modernization and distribution expansion signals continued scaling across the service territory.

Optera
Greentech • Social Impact • Software
Boulder
54 Employees
30 Benefits
Enterprise software for bold climate action

Optera delivers software for bold climate action. We help corporations worldwide reduce their environmental impact by providing credible carbon accounting for Scope 1, 2, and 3 emissions, actionable insights and forecasts, and tools to collaborate with supply chain and investment partners. Our clients lead many of the world’s most established and ambitious corporate sustainability programs, from Dell and HPE to...

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Optera
Greenhouse Go
Greentech • Software
Denver
3 Employees

Attacking the dual issues of climate change and regulatory complexity, Greenhouse Go is the creator of Carbon Planner, a software platform for forecasting and mitigating greenhouse gases from land development projects.

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Greenhouse Go
Headway Cooperative
Artificial Intelligence • Big Data • Greentech • Machine Learning • Energy
Boulder
10 Employees
Headway Cooperative is the world's first climate tech co-op.

Headway Cooperative is the world's first climate tech co-op. We are 100% developer owned and operated, providing mission-driven software development for data-centric businesses solving climate change. We partner with high-impact, high-growth companies that trust us to provide access to exceptional engineering talent and industry expertise. Mission driven? Data-centric? Product-curious? Come join us at Headway!

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Headway Cooperative

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