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What Does Clean Energy Fuels (CLNE) Do? — Stock Outlook, Earnings, Market Cap, Related Stocks, and Headquarters at a Glance

Updated June 18, 2026 · First published April 14, 2026

Clean Energy Fuels (CLNE) is an alternative-fuel company operating one of the leading natural gas refueling station networks in North America. With the expansion of its renewable natural gas business targeting commercial trucks and buses, it has consistently drawn investor attention for its stock price, outlook, earnings, and related names.

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🏢 What kind of company is Clean Energy Fuels?

Clean Energy Fuels (CLNE) is an alternative-fuel supply company headquartered in the United States. Its core business is supplying natural gas as fuel for commercial transportation vehicles. It operates an extensive natural gas refueling station network across North America, establishing itself as a leading player in this field.

Its core business is supplying natural gas fuel to commercial vehicle fleets and operating refueling infrastructure. In particular, it is expanding the production of renewable natural gas extracted from dairy and agricultural waste, building a vertically integrated structure that combines fuel sales with station operations.

💰 How does Clean Energy Fuels make money?

Business SegmentRevenue ShareDescription
Natural Gas Fuel SalesCoreSupply of renewable natural gas and conventional natural gas to commercial trucks and bus fleets
Refueling Infrastructure OperationsKey Growth DriverOperation and maintenance services for the North American station network
Renewable Natural Gas ProjectsNew ExpansionInvestment in renewable natural gas production based on dairy waste

Natural gas fuel sales account for the largest share of Clean Energy Fuels' revenue, with a stable revenue flow continuing on a quarterly basis. Although it operates as a single business segment in financial reporting, in substance three business axes — fuel sales, refueling infrastructure, and renewable natural gas production — are intertwined. The growing share of renewable natural gas serves as a growth driver that improves the margin structure and responds to demand for eco-friendly transportation, while the vertically integrated model delivers value-chain diversification effects from fuel procurement all the way through vehicle supply.

Clean Energy Fuels Market Cap and Company Scale

The market capitalization stands at $350.5M, and the company employs 503 people people.

Clean Energy Fuels belongs to the small-cap group by market cap, specializing in alternative fuels. Although its scale is smaller than that of large energy companies handling natural gas and midstream infrastructure, it has secured a leading North American refueling network in the niche market of natural gas fuel for commercial transportation, giving it a differentiated industry positioning. Capital is concentrated on investments in renewable natural gas projects.

📈 Clean Energy Fuels Outlook and Stock Price Trends

1-Year Price Performance
Analyst Consensus
1.6
Sell Hold Strong Buy
Target Price $4 +174.2% Current $2
52-Week Price Range
$2
Low $2 High $3
vs. low +3.25% vs. high -48.87%

In the short term, the spread between natural gas and diesel prices and the pace at which commercial vehicle fleets switch to alternative fuels will drive earnings volatility. Medium- to long-term growth drivers include expanding demand for renewable natural gas and incentives for eco-friendly fuels within a carbon-reduction regulatory environment. However, the expansion of electric commercial vehicle adoption, the payback period for renewable natural gas projects, and natural gas price volatility remain potential sources of volatility, making it necessary to keep monitoring business progress.

  • Expansion in renewable natural gas demand
  • Eco-friendly fuel regulatory incentives

⚔️ Clean Energy Fuels Core Strengths and Risks

It has the infrastructure advantage of a leading North American natural gas refueling network, but it is exposed to intensifying competition in alternative fuels and energy price volatility.

💪 Core Strengths

Refueling Infrastructure Advantage
A broad natural gas station network across North America creates a barrier to entry.
Vertically Integrated Model
An integrated structure from dairy waste to vehicle fuel secures the value chain.
Eco-Friendly Theme
The renewable natural gas business aligns with the carbon-reduction trend, providing a growth foundation.

⚠️ Core Risks

Technology Paradigm Shift
Greater adoption of electric commercial vehicles could erode demand for natural gas fuel.
Energy Price Volatility
Natural gas and diesel price swings affect the economics of fuel sales.
Investment Payback Burden
Large upfront investments in renewable natural gas projects may take time to translate into profits.

🔄 Clean Energy Fuels Competitors and Related (Beneficiary) Stocks

Direct comparables within the same fuel distribution and marketing space include SGU, which distributes transportation fuels, and CAPL, which markets and distributes motor fuels — both sharing a similar fuel-sales business structure at a comparable scale. Related names include natural gas midstream and pipeline infrastructure operators KMI and WMB, which are linked through the gas supply chain, and CHPT, an electric vehicle charging operator in the commercial-vehicle green-transition theme, which moves alongside the alternative-fuel transportation theme.

Competitors
TickerCompanyPriceChangeMarket CapP/EPBRROEDividend Yield
SGUSGUStar Group LP$12.78-1.1%$419.3M6.21.118.22%5.99%
CAPLCAPLCrossAmerica Partners LP$22.90-1.3%$874.2M16.7--9.17%
Related stocks (beneficiaries)
TickerCompanyPriceChangeMarket CapP/EPBRROEDividend Yield
KMIKinder Morgan Inc$30.95-1.5%$68.9B20.02.211.05%3.85%
WMBWilliams Cos Inc$72.82-3.1%$89.1B29.16.823.98%2.9%
CHPTCHPTChargePoint Holdings Inc$8.93-0.2%$239.8M---1015.08%-

✅ Clean Energy Fuels Investor Checklist

When evaluating an investment in Clean Energy Fuels CLNE, it is important to review the growth potential and competitive landscape of the alternative-fuel market along with the energy price environment. Understanding the characteristics of the natural gas fuel niche market is the starting point.

CheckpointWhat to VerifyCurrent Status
📈 Business MomentumTrends in renewable natural gas production and natural gas fuel salesIn expansion
💵 Financial HealthTrends in profitability and cash flow stabilityNeeds observation
🌍 Macro & Industry VariablesNatural gas and diesel prices, and eco-friendly regulationsVolatile phase
⚔️ Competitive EnvironmentElectric commercial vehicles and alternative-fuel competitionIntensifying competition

The technology paradigm shift represented by the expansion of electric commercial vehicle adoption is a key structural risk. Add to that natural gas price volatility and the payback uncertainty of renewable natural gas projects, and earnings visibility can be limited.

Clean Energy Fuels CLNE is an alternative-fuel company that holds a leading North American natural gas refueling network and the renewable natural gas growth theme. However, given its significant exposure to alternative-fuel competition and energy price volatility, it is recommended to monitor business progress and approach the name with a phased-buy and long-term perspective.

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