Top Renewable Energy Companies in Denver & Boulder, CO (52)
A global leader in applied safety science, UL Solutions transforms safety, security and sustainability challenges into opportunities for customers in more than 100 countries. UL Solutions delivers testing, inspection and certification services, together with software products and advisory offerings, that support our customers’ product innovation and business growth. The UL Certification Marks serve as a recognized symbol of trust in...
UL Solutions's Top Stability & Growth Strengths
Strong Revenue Growth: Revenue has increased for multiple consecutive years, surpassing $3.0B in 2025 with continued growth into early 2026, including positive organic gains across all major segments. Filings indicate the trajectory is broad-based rather than acquisition-driven.
Profitability: Profitability is expanding faster than sales, with strong adjusted EBITDA growth and notable margin improvement in 2025. Subsequent quarterly updates show further gains, reinforcing operating leverage.
Healthy Cash Flow: Operating cash flow increased to roughly $600M in 2025, with stronger free cash flow supporting continued investment in labs and capacity expansion. This cash generation underpins ongoing growth initiatives.
Flatiron Energy develops, builds, owns, and operates standalone utility-scale energy storage. Our energy storage systems help integrate renewable energy onto the grid, replace fossil fuel plants, and increase grid reliability.
RES is the world’s largest independent renewable energy company, working across 24 countries and active in wind, solar, energy storage, green hydrogen, transmission, and distribution. An industry innovator for over 40 years, RES has delivered more than 27 GW of renewable energy projects across the globe and plans to bring more than 22 GW of new capacity online in the...
Crusoe is the AI factory company, on a mission to accelerate the abundance of energy and intelligence. As a vertically integrated AI infrastructure company, Crusoe harnesses innovative energy sources, manufactures electrical gear, builds hyperscale data centers, and delivers AI cloud services. From electrons to intelligence, Crusoe empowers customers and partners to build the future faster.
Crusoe 's Top Stability & Growth Strengths
Strong Revenue Growth: Cloud bookings reportedly rose more than 20× in 2026, with prior cloud ARR up about 150% in 2025 and Managed Inference surpassing $100 million in contracted ARR. These indicators point to steep top-line momentum across core AI-cloud and inference offerings.
Investor Backing & Capital Strength: An initial $3.9 billion Series F at a reported $30.9 billion post-money, supplemented by major credit facilities such as $750 million from Brookfield, signals deep capital access. High-profile participation and an upsized round suggest strong financing capacity for continued buildout.
Innovation-Driven Growth: Gartner named the company a Visionary in 2026 and Fast Company ranked it third in Computing, while reported inference benchmarks and a customer case cite leading speed, latency, and cost. These signals point to visible innovation and competitive product performance in AI infrastructure and serving.
Restaurant Technologies is the leading provider of commercial kitchen solutions for nearly 40,000 customers nationwide. Since 1999, its Total Oil Management and AutoMist® solutions help “Control the Kitchen Chaos” for quick-service and full-service restaurant chains, independent restaurants, grocery stores, hotels, resorts, casinos, hospitals, and more. By automating the hardest tasks in the kitchen, Restaurant Technologies improves food quality, safety, and...
Gevo, Inc. (NASDAQ: GEVO) has a mission to transform renewable energy into low carbon transportation fuels. This next generation of renewable premium gasoline, jet fuel and diesel fuel with the potential to achieve zero carbon emissions, addressing the market need of reducing greenhouse gas emissions with sustainable alternatives. Gevo uses low-carbon renewable resource-based carbohydrates as raw materials and is in...
Cool Planet was founded in 2009 to commercialize a groundbreaking technology that produces engineered biocarbon and renewable, carbon negative fuel from biomass. The company is currently focused on deploying its proprietary Cool Terra® engineered biocarbon platform, which significantly improves soil health while sequestering carbon. With society demanding more food grown sustainably, the Cool Terra® engineered biocarbon platform contributes to a...
Hoffman Weber Construction is a family-owned general contractor founded in 1992, specializing in exterior design-build remodeling and restoration services. They provide a full suite of services including roofing, siding, windows, gutters, and storm damage repair for residential and commercial properties. The company is committed to high-quality workmanship, customer service, and innovative tools like 3D modeling, operating across multiple states including...
Odyssey’s mission is to radically accelerate capital deployment into distributed energy to get more projects built, faster. Odyssey brings together solar companies and financiers through a technology platform to streamline solar financing through every phase of the process, from origination and due diligence to credit underwriting, procurement, portfolio tracking, and asset management, reporting & compliance. For financiers, Odyssey increases velocity and...
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.
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.
ENTRUST Solutions Group, an ENR Top 100 company, provides comprehensive and dependable engineering, consulting, and automation services to pipeline companies, gas and electric utilities, and industrial customers. With first-hand experience operating and maintaining energy infrastructure, our engineering professionals provide expertise in Pipeline Engineering, Integrity Services, Automation Integration, Electrical Design, Fiber & Broadband Communications, Industrial Solutions, and Process Safety Management. ENTRUST...
ENTRUST Solutions Group's Top Stability & Growth Strengths
Strong Market Position & Advantage: Independent rankings place the company among the Top 10 in Power and repeatedly on ENR Top 500 lists, and it is described as a leading utility engineering company.
Investor Backing & Capital Strength: A $2.4 billion acquisition by Leidos and a significant minority investment from Neuberger Berman signal strong external capital support and validation of the platform’s scale.
Market Expansion: Headcount surpassing 3,100 across 40+ North American locations and acquisitions such as Maskwa High Voltage and FiberRise indicate expanding geography, capabilities, and customer base.
Invenergy is a leading global privately-held developer and operator of sustainable energy solutions. We are headquartered in the Chicago and have 2000+ employees across the Americas, Europe and Asia. We have successfully developed over 175 projects, including wind, solar, and natural gas power generation as well as advanced energy storage facilities. We are innovators at heart — we design, build and...
Invenergy's Top Stability & Growth Strengths
Strong Market Position & Advantage: Market presence is characterized as North America’s largest privately held IPP with 225+ projects (~38 GW developed, 25+ GW operated) and flagship assets like the 1,310‑MW Samson Solar, with league tables and industry rundowns placing the company in the top cohort. Leadership in transmission via the multi‑state Grain Belt Express further underscores a first‑tier position among privately held developers.
Investor Backing & Capital Strength: Institutional support is underscored by Blackstone Infrastructure’s multi‑billion‑dollar equity injections since 2022–2023, reinforcing capacity to execute at scale. Additional large financings, such as $1.1 billion for three utility‑scale solar projects, signal access to capital for continued buildout.
Market Expansion: Growth vectors include the Grain Belt Express HVDC line advancing with all state siting approvals and a return to “in‑progress” federal review in January 2026. New demand verticals tied to data‑center load—such as collaborations with NVIDIA/Emerald AI and sizable corporate offtakes—broaden avenues for expansion.
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Longmont, Colorado, located within Boulder County, is a city with 22 square miles, over 300 days of sunshine, and a spectacular view of the Rocky Mountains. Longmont sits at an elevation of 4,979 feet above sea level. With over 1500 acres of parks and open space, Longmont is perfect for outdoor enthusiasts. Longmont is also home to several high-tech companies...
DESRI is a leading renewable energy company that develops, owns, and operates utility-scale solar, wind, and battery storage projects throughout the United States. As long-term owners, we’re focused on creating value throughout all stages of a project’s life cycle, including development, construction, financing, and operations. Today, DESRI stands at the forefront of renewable energy, specializing in utility-scale solar, wind, and battery...
OneEnergy Renewables is an innovative developer of community and utility-scale solar energy projects in North America. Powered by the belief that the future will run on clean energy, our team delivers solar projects to communities, utilities, and commercial and institutional customers. We build trust with landowners, communities, and customers to help them achieve a cleaner, brighter energy future.
Cooper Heating & Cooling, Inc., also known as The Cooper Green Team, is a third-generation, family-owned home service company serving Colorado's Front Range since 1978. They specialize in HVAC, plumbing, electrical, and solar services for residential and commercial customers. Focused on energy efficiency, they provide repair, replacement, and maintenance to help homeowners lower energy bills and improve indoor comfort.
Ovintiv is a leading North American energy producer focused on developing its multi-basin portfolio of oil, natural gas liquids and natural gas producing plays. We have large and contiguous acreage positions in North America’s top resource plays where we deliver unmatched value through continuous innovation.
PAE Consulting Engineers Inc. is a leading sustainable engineering and design firm founded in 1967. The company specializes in creating resilient and efficient buildings and communities through mechanical, electrical, and plumbing engineering. As a B Corp, PAE is committed to delivering clean air, energy, and water for all, maintaining carbon-neutral operations since 2008 and becoming carbon negative in 2019.
GRID Alternatives is a national nonprofit dedicated to advancing economic and environmental justice by providing underserved communities with access to affordable solar power, clean mobility, and energy storage. They focus on reducing energy costs for low-income households and creating pathways to sustainable careers through comprehensive workforce development and job training in the renewable energy sector.
Turn-Key Solar Design and installation company based out of Fort Collins, Colorado. Our company values teamwork, quality, and self-sufficiency. We are known for taking on more unique and challenging projects. Our company is differentiated by doing everything in-house, being exceptional and detailed, and unmatchable quality of work. You don't have to worry about getting projects stalled or stuck with Sandbox...
