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Top Energy Companies in Denver & Boulder, CO (233)

UL Solutions
Automotive • Professional Services • Software • Consulting • Energy • Chemical • Renewable Energy
28 Offices
15,000 Employees
79 Benefits Hiring Now
Our mission is to make the world a safer, more secure and sustainable place.

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...

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UL Solutions

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.

Riot Platforms, Inc.
Artificial Intelligence • Cloud • Information Technology • Energy • Infrastructure as a Service (IaaS)
3 Offices
850 Employees
68 Benefits Hiring Now
Powering & Building the Next Digital World

Riot’s (NASDAQ: RIOT) vision is to be the world’s most trusted platform for powering and building digital infrastructure. Riot’s mission is to empower the future of digital infrastructure by positively impacting the sectors, networks, and communities that we touch. We believe that the combination of an innovative spirit and strong community partnership allows us to achieve best-in-class execution and create successful...

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Riot Platforms, Inc.

Riot Platforms, Inc.'s Top Stability & Growth Strengths

Strong Revenue Growth: Revenue is expanding sharply, with full-year 2025 rising to $647.4M from $376.7M and Q2 2026 up 14% year over year. Growth also appeared in Q1 2026, indicating momentum beyond a single quarter.

Diversified Revenue Streams: A new data-center segment has begun contributing ($33.2M in Q1 2026; $23.2M in Q2 2026) alongside mining and engineering, indicating revenue is no longer tied solely to self-mining. AI/HPC-related activity broadens the mix beyond Bitcoin exposure.

Strategic Partnerships: Agreements with AMD (initial 25 MW delivered and option exercised to 50 MW) and a 20-year, 191 MW lease with a frontier AI lab provide multi-year contracted demand. These relationships help monetize a reported ~2.0 GW fully approved power pipeline.

Enverus
Big Data • Information Technology • Software • Analytics • Energy
15 Offices
1,800 Employees
57 Benefits Hiring Now
Enverus is the leading energy SaaS company delivering highly-technical insights and predictive/prescriptive analytics

Enverus’ innovative technologies drive production and investment strategies, enable best practices for energy and commodity trading and risk management, and reduce costs through automated processes across critical business functions. Enverus is a strategic partner to more than 6,000 customers in 50 countries. Enverus is a portfolio company of Hellman & Friedman and Genstar Capital.

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Enverus

Enverus's Top Stability & Growth Strengths

Strong Revenue Growth: Feedback suggests recurring revenue expanded from crossing $500M ARR in 2023 to “approaching $600M” by May 2024. These company disclosures indicate meaningful momentum in subscription scale.

Product Line Growth: Feedback suggests the portfolio has broadened via acquisitions and new capabilities—including Pearl Street Technologies (grid interconnection), Spatial Business Systems (utility design automation), PDS Energy exchange platforms, and TGS’s A2D well‑log library. Enverus also cites rapid uptake of newer AI products and substantial growth in power and renewables since 2021.

Investor Backing & Capital Strength: Feedback suggests capital support is robust, with Blackstone agreeing in 2025 to acquire Enverus in a transaction reported around $6–6.5 billion. This major third‑party deal signals external validation of scale and resources for the next growth phase.

Springs Fabrication, LLC
Energy • Industrial • Manufacturing
2 Offices
112 Employees
Hiring Now

Springs Fabrication, LLC is a Colorado Springs manufacturer of engineered metal products serving the custom design/build market. It helps customers solve manufacturing challenges through design engineering, custom fabrication, machining, welding, finishing, and turnkey production. The company supports large fabrications from a modern 100,000-square-foot facility emphasizing quality, value, and delivery to specification, budget, and schedule for industrial and energy-sector customers across...

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Springs Fabrication, LLC
Facility Solutions Group, Inc.
Professional Services • Energy • Industrial • Solar
16 Offices
3,200 Employees

Facility Solutions Group (FSG) is a national provider of electrical, lighting, signage, and technology solutions for commercial and industrial facilities. One of the top 50 electrical contractors in the United States, FSG offers a comprehensive range of design, engineering, construction program management, and facility services, including energy management and solar energy solutions, to keep critical building systems running efficiently across...

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Facility Solutions Group, Inc.
Barr Engineering Co.
Consulting • Energy
11 Offices
1,024 Employees
34 Benefits Hiring Now

Barr provides engineering and environmental consulting services to clients across the Midwest, throughout the Americas, and around the world. We have been employee-owned since 1966 and trace our origins to the early 1900s. Working together, our 1,000+ engineers, scientists, and technical specialists help clients develop, manage, and restore natural resources. Barr’s project teams work with clients in industries such as...

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Barr Engineering Co.
Mueller Water Products
Greentech • Other
5 Offices
720 Employees
26 Benefits

Mueller Water Products, Inc. (NYSE: MWA) is a leading manufacturer and marketer of products and services used in the transmission, distribution and measurement of water. Our broad product and services portfolio includes engineered valves, fire hydrants, metering products and systems, pipe repair, leak detection and pipe condition assessment. We help municipalities increase operational efficiencies, improve customer service and prioritize capital...

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Mueller Water Products

Mueller Water Products's Top Stability & Growth Strengths

Strong Market Position & Advantage: Mueller is positioned as a clear leader in core North American municipal water-distribution hardware, with stated #1 positions in fire hydrants and iron gate valves supported by a large installed base and entrenched specifications. This spec-driven footprint reinforces incumbent advantages in repair-and-replacement activity where switching is difficult.

Strong Revenue Growth: Revenue expanded year over year, with FY2025 net sales increasing versus FY2024 and Q1 FY2026 also showing growth versus the prior-year quarter. Management’s raised FY2026 sales guidance indicates expectations for continued, albeit more moderate, top-line expansion.

Cost & Operational Efficiency: Margins and operating income improved alongside record results, with cited contributors including manufacturing/footprint changes and SG&A discipline. These initiatives are presented as supporting stronger cash generation and profitability through FY2025 into FY2026.

RESPEC
Information Technology • Consulting • Energy
6 Offices
377 Employees
6 Benefits Hiring Now

In a world where one superhero can handle almost any problem, our entire team of award-winning technology experts is on a mission to make your business better. With extra vision to see solutions that others can’t and vast knowledge to bridge the gaps that others don’t, we’re transformers with the know-how to solve the world’s hardest problems. At RESPEC, we thrive...

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RESPEC

RESPEC's Top Stability & Growth Strengths

Strong Revenue Growth: Revenue milestones are described as surpassing $100M and doubling over a five-year period, with additional statements that subsequent revenue goals were reached ahead of schedule. Additional scale signals are cited such as sustained stock appreciation over many years and a contracted backlog figure.

Market Expansion: Expansion is evidenced through multiple acquisitions across 2024–2025 (e.g., geothermal, environmental, structural engineering) intended to broaden services and geographic presence. Physical footprint growth is also indicated by headquarters expansion and mentions of new/expanded offices.

Leadership Stability: Leadership continuity is highlighted by having only four presidents over a multi-decade history and a planned CEO succession framed as positioning for the next growth phase. Employee-ownership and ongoing investments in facilities are presented as reinforcing long-term continuity.

EnergyCAP, LLC
Information Technology • Software • Energy
2 Offices
95 Employees
27 Benefits
EnergyCAP is an energy & sustainability ERP built to empower customers to better understand their energy data usage.

EnergyCAP is the leading energy and sustainability ERP, empowering customers with full control and understanding of their energy and sustainability data to reduce their carbon footprint and drive savings. For over forty years, thousands of public and private institutions have been using EnergyCAP to streamline accounting processes, reduce resource consumption, and identify opportunities for sustainable operations. EnergyCAP helps customers who...

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EnergyCAP, LLC

EnergyCAP, LLC's Top Stability & Growth Strengths

Strong Market Position & Advantage: Independent analyst recognition and multiple third-party awards position EnergyCAP as a leader in utility bill management and related energy/sustainability software, especially for multi-site portfolios. The company is repeatedly framed as top-tier in utility expense management, bill ingestion/validation, cost allocation, and ENERGY STAR Portfolio Manager workflows.

Product Line Growth: The Wattics acquisition and subsequent additions such as SmartAnalytics, Watts AI, and CarbonHub indicate expansion from bill processing into real-time analytics and carbon accounting. The platform is described as broadening toward a more integrated energy, cost, and carbon management suite.

Investor Backing & Capital Strength: A strategic partnership with Resurgens Technology Partners is explicitly described as aimed at accelerating customer acquisition, innovation, and M&A. This backing is presented as a growth lever supporting expansion efforts since 2021.

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Halliburton
29 Offices
60,000 Employees
2 Benefits

Halliburton Energy Services provides products, services, and integrated solutions for oil and gas exploration, development, and production.

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Halliburton
Kinder Morgan
Logistics • Energy
28 Offices
7,696 Employees
25 Benefits

Kinder Morgan is one of the largest energy infrastructure companies in North America. We own an interest in or operate approximately 83,000 miles of pipelines, 141 terminals, and 700 billion cubic feet of working natural gas storage capacity. Our pipelines transport natural gas, refined petroleum products, renewable fuels, crude oil, condensate, CO2 and other products, and our terminals store and...

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Kinder Morgan
ScarabTECH
Greentech • Energy
Glenwood Springs
9 Employees

Scarabtech transforms unrecyclable waste plastic into energy

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ScarabTECH
Caroba Plastics Inc
Industrial • Manufacturing
Englewood
150 Employees
Hiring Now

Caroba Plastics is a custom thermoplastic injection-molding manufacturer serving medical, dental, high-tech, industrial, consumer and other businesses. It provides a full manufacturing package that includes design assistance, mold validation and maintenance, production, assembly, shipping and fulfillment, plus ship-to-stock programs. Founded as a small family-owned and operated business, it now serves businesses around the globe and focuses on quality products, competitive...

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Caroba Plastics Inc
Westwood Professional Services
22 Offices
920 Employees
12 Benefits Hiring Now

Westwood is a leading multi-disciplined AEC industry professional services provider for national wind energy, solar energy, electric transmission, private development, and public infrastructure projects. Westwood was established in 1972 in Minneapolis, Minnesota. Through a focus on its people, culture, and clients, Westwood has quickly expanded to serve clients across the nation from multiple U.S. offices. Awards In 2021, Westwood placed #4...

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Westwood Professional Services

Westwood Professional Services's Top Stability & Growth Strengths

Strong Market Position & Advantage: Top-tier ENR specialty rankings (#3 wind, #5 solar, #6 storage), a rising overall Top 500 position, and regional Design Firm of the Year recognition indicate a strong competitive position in renewables and power delivery. These repeated placements and awards suggest leadership in high-growth segments across multiple regions.

Strong Revenue Growth: A sustained climb on ENR’s Top 500 list, alongside reports of higher revenue and expanding headcount, signals robust topline momentum. Recognition on growth-focused industry lists further reinforces this trajectory.

Investor Backing & Capital Strength: A majority investment by Blackstone Energy Transition Partners and additional funding provide substantial capital to scale in renewables, grid, and infrastructure markets. Management’s continued stake and stated plans to leverage this backing suggest ample resources for both organic expansion and M&A.

Westmoreland Mining LLC
Energy • Industrial
2 Offices
791 Employees
Hiring Now

Westmoreland Mining LLC is a North American mining and energy enterprise rooted in Pennsylvania coal mining since 1854. It supplies energy to power plants through mine-to-mouth facilities and describes its mission as providing essential mining- and energy-related solutions, products, and services. The company aims to diversify beyond coal, with opportunities including diversified energy sources, mine contracting, and reclamation, while emphasizing...

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Westmoreland Mining LLC
Rexel
Energy
26 Offices
16,165 Employees
12 Benefits Hiring Now

Rexel, worldwide expert in the professional multichannel distribution of electrical products and services for the energy world, addresses three main markets - residential, commercial, and industrial. The Group supports its customers to be at their best in running their business, by providing a broad range of sustainable and innovative products, services, and solutions in the field of technical supply, automation,...

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Rexel
National Renewable Energy Laboratory
4 Offices
4,016 Employees
18 Benefits

The National Renewable Energy Laboratory (NREL), a Department of Energy national lab, is #TransformingEnergy as the nation's primary laboratory for renewable energy and energy efficiency research and development. NREL's Mission: NREL develops renewable energy and energy efficiency technologies and practices, advances related science and engineering, and transfers knowledge and innovations to address the nation's energy and environmental goals. NREL's Strategy: NREL has...

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National Renewable Energy Laboratory
CLI Services
Denver
42 Employees

Colorado Lighting Inc. is woman owned and operated small business specializing in supplying lighting and electrical services to commercial and industrial clients, CLI has the options you need to illuminate your business. We are big enough to take care of all of your needs but small enough to care! Join us as we effectively and efficiently reduce our impact on the...

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CLI Services
EUCI
Edtech • Professional Services • Energy
Denver
53 Employees
Hiring Now

EUCI is a family-owned and operated company based in Denver, Colorado, that designs focused conferences, seminars, workshops, courses and webinars for professionals in the energy and infrastructure industries, including power and utility, oil and gas, water and wastewater, and renewable energy. It produces over 300 events a year. Its mission is to provide an objective, independent perspective on new and...

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EUCI
Invenergy
Greentech • Real Estate • Social Impact • Energy • Industrial • Solar • Renewable Energy
3 Offices
2,500 Employees
41 Benefits
We are innovators building a sustainable world. We hope you’ll join us.

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...

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Invenergy

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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