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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.

Brown and Caldwell
Greentech • Renewable Energy
22 Offices
2,554 Employees
9 Benefits Hiring Now

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...

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Brown and Caldwell

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.

Dynamic Metabolic Control
Boulder

DMC is leading the low cost sustainable transformation of multiple product markets. Our novel, patent-pending technology for rapid engineering of robust microbial hosts enables the production of a broad diversity of specialty chemicals, flavors, fragrances, neutracueticals, natural products, pharmaceuticals, and APIs.

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Dynamic Metabolic Control
ENFRA
Greentech • Energy • Industrial
28 Offices
3,000 Employees
Hiring Now

ENFRA is a national energy infrastructure and Energy-as-a-Service provider delivering vertically integrated engineering, construction, maintenance, asset management, and energy solutions. It serves mission-critical sectors including healthcare, higher education, and data centers, helping clients achieve measurable energy savings, reduce emissions, and build resilient infrastructure nationwide. Its mission is to deliver innovative solutions that empower customers and promote a sustainable future.

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ENFRA

ENFRA's Top Stability & Growth Strengths

Strategic Partnerships: Multi-decade EaaS agreements with Baptist Health, Rochester Regional Health, Beacon Health System, and Memorial Health anchor long-term infrastructure modernization. The company also reports more than 20 nationwide partnerships and several large new agreements launched recently.

Strong Revenue Growth: EaaS is described as expanding at a strong compounded rate since 2017, growing from a minor share to roughly half of company revenue. Sharp increases in cumulative backlog, headcount, and active projects further signal accelerating commercial momentum.

Strong Market Position & Advantage: ENFRA is portrayed as a national leader in integrated EaaS for healthcare and higher education, with an EaaS portfolio exceeding $2 billion and what was cited as the largest EaaS concession in U.S. history. Institutional investment from a global infrastructure investor and recognition as a top employer reinforce its standing.

Scoggins Enterprises
Grand Junction
5 Employees

Our technologies have been developed to address diesel engine performance issues. One major issue is the amount of fuel consumed and emissions created during well service, called hydraulic fracturing (frac). The amount of horsepower required to perform a "frac" commonly around 25,000 horsepower. The amount of fuel consumed daily is incredible. We approach fuel consumption and emissions with a patented...

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Scoggins Enterprises
Dudek
Greentech • Professional Services
20 Offices
598 Employees
37 Benefits

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...

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Dudek
Tortuga AgTech
Greentech • Machine Learning • Robotics • Software • Agriculture
3 Offices
20 Employees
22 Benefits
Our mission is to build a healthier society, and a thriving planet, through smarter farming.

Our agricultural robots perform critical farm services, while empowering growers with revolutionary information. What this means: more sustainable, affordable, profitable, and high quality fresh produce for everyone.

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Tortuga AgTech

Tortuga AgTech's Top Stability & Growth Strengths

Innovation-Driven Growth: Advanced AI, computer vision, and custom hardware are described as enabling precise harvesting plus yield forecasting and pest treatment, indicating a technology-led growth engine. Award recognition and “Best Inventions” mentions further reinforce that the core product capability was viewed as differentiated and scalable within its niche.

Investor Backing & Capital Strength: Substantial venture funding (including a $20M Series A) is cited as supporting scale-up plans, signaling prior capital access and investor confidence. Post-acquisition, the technology is housed within Oishii, which is described as having raised significant capital more recently, suggesting a stronger capital platform for continued buildout.

Cost & Operational Efficiency: A commercial fleet and a Robotics-as-a-Service model are described as targeting labor shortages and improving harvest efficiency through automation. Integration plans under Oishii explicitly emphasize reducing harvesting costs and improving efficiency as automation scales.

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)
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NSF NCAR - The National Center for Atmospheric Research
Boulder
870 Employees
21 Benefits Hiring Now

Expanding horizons in meteorology and weather forecasting, water cycle hydrology, oceanography, solar physics, atmospheric chemistry and air quality, climate science, computer science, environmental science, and STEM education. We provide research, observing and computing facilities, and services for the atmospheric and Earth system science community. With UCAR, we promote partnership in a collaborative community of university and laboratory researchers dedicated to...

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NSF NCAR - The National Center for Atmospheric Research
Western Autotroph Company LLC
Greentech • Healthtech • Energy
Parker
1 Employees

Western Autotroph Company (WAC) seeks to commercialize the biotechnologies that exploit autotrophic microbes for range of industries including: environmental, energy, mining, and animal and human health.  I negotiated a license for five issued patents and two provisional patents from the University of South Florida for technologies that improve biological wastewater treatment, that I invented while a faculty member.  In addition,...

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Western Autotroph Company LLC
Sawatch Labs
Automotive • Big Data • Greentech • Transportation
Denver
14 Employees
16 Benefits
Operational Intelligence Tools for the Transportation Industy

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.

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Sawatch Labs
Defenders of Wildlife
Greentech • Other
7 Offices
206 Employees
29 Benefits

Defenders of Wildlife is dedicated to the protection of all native animals and plants in their natural communities. For more than six decades, Defenders of Wildlife has been a leading force in the protection of wildlife and wild lands. We employ innovative, science-based approaches to protect imperiled wildlife, advocate for wildlife friendly climate and renewable energy policies and conserve and...

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Defenders of Wildlife
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.
ION Clean Energy
Boulder
34 Employees

Based in Boulder, CO, ION Clean Energy has received approximately $85 million in highly competitive U.S. Department of Energy (DOE) awards to support bench-scale and large-pilot testing, including the construction of a new pilot at Calpine Corporation’s Los Medanos Energy Center in Pittsburg, California. Most recently, ION has been the technology of choice for DOE-funded commercial Front-End Engineering Design (FEED)...

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ION Clean Energy
Grownetics
Big Data • Greentech
Boulder
6 Employees

Grownetics is the future of agricultural artificial intelligence. We create integrated software and hardware tools for optimized cultivation. We help growers reduce costs, energy/resource use, and improve overall quality and yield. Think the "nest" for greenhouses.

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Grownetics
Thunderbird Solar
Greentech • Sales • Energy
Denver
3 Employees

Thunderbird Solar is a solar system design consultancy and equipment supplier specializing in industrial and agricultural hydraulic and compressed air solutions. Located in Colorado USA, the company services customers both domestically and internationally by supplying industrial distribution partners with the latest in solar technology as well as offering support and design consultation for all available product lines.

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Thunderbird Solar
Blue Raven Solar
21 Offices
777 Employees
35 Benefits

We are a full service, end to end solar company that offers BluePower™ and BluePowerPlus+™ as the most innovative solar financing products.

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Blue Raven Solar

Blue Raven Solar's Top Stability & Growth Strengths

Market Expansion: Expansion into multiple states and a national installation sales agreement with Sunder Energy in November 2024 signal broader geographic reach and installation capacity under Complete Solar. Platform integration is described as providing access to a larger operational footprint and a broader installer network.

Strategic Partnerships: A new installation agreement with Sunder Energy indicates access to a large external sales channel across many states that can accelerate installs. Channel partnerships are presented as a way to sustain volume ambitions despite recent industry turbulence.

Strong Revenue Growth: Prior to its 2021 acquisition, the company was cited as one of the fastest‑growing residential providers with a strong direct‑to‑consumer model. Company materials also highlight more than 10,200 annual installs in 2022 and a significant headcount increase that year.

Sustainable Beverage Technologies
Food • Greentech • Other
Wheat Ridge
8 Employees
9 Benefits
SBT makes draft beer more profitable and environmentally sustainable.

SBT has a patented process to brew beer at 6 times traditional density, allowing us to distribute and serve draft beer in bag-in-box format (just like soft drinks). By reducing the volume and weight of the shipped product, we generate significant savings in cost and energy use throughout the supply chain.

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Sustainable Beverage Technologies
Peak 8 Connected, Inc.
Greentech • Internet of Things
Boulder
3 Employees

Peak 8 Connected is a technology startup located in Boulder Colorado focused on IoT solutions. We offer PCB Layout design services as well as mechanical design using Solidworks and prototyping services. In addition to engineering services we are developing our own solutions such as DoodleBug - a wireless soil moisture sensor for smart irrigation systems.

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Peak 8 Connected, Inc.

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