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Cleantech Biofuels, Inc. (CLTH)

$0.00 +$0.00 (+0.00%) |CouncilHOLD · 50 · B
Bottom line: HOLD — our Council read (50/100) and AI Score (50/100) broadly agree.
MCap: 10K| Vol: 89.0K| 52-wk range: $0.00 – $0.00
Data from FMP · Methodology

For informational purposes only. Not financial advice. Analysis by Sedat ANAK, Founder & Editor-in-Chief | AI-powered analysis. Data sourced from SEC filings and institutional-grade financial providers. Editorially reviewed. Not financial advice.

Cleantech Biofuels, Inc. (CLTH) trades at $0.00 with AI Score 50/100 (Grade B). Cleantech Biofuels, Inc. is a development stage company focused on converting municipal solid waste into cellulosic biomass. Market cap: $10,073, Sector: Basic materials.

Price live · AI analysis from Mar 18, 2026
Cleantech Biofuels, Inc. is a development stage company focused on converting municipal solid waste into cellulosic biomass. The company aims to construct a biomass recovery plant to produce feedstock for energy and chemical products, while also recycling materials like metals, plastics, and glass.

Analyst Coverage for CLTH: CLTH does not currently have published analyst price targets in our coverage universe. This is common for smaller-cap names with limited Wall Street coverage. In the absence of analyst consensus, our AI model evaluates CLTH against Basic Materials peers across nine fundamental dimensions and assigns a mixed fundamental profile based on the underlying data.

Council Score · Weighted Average of 3 Disciplines
HOLD 50/100 · B

CLTH: the 1 perspectives are evenly split.

How is this calculated? →
Council Score · 8 perspectives · See tabs for details →

Cleantech Biofuels, Inc. (CLTH) Materials & Commodity Exposure

Employees1
HeadquartersSaint Louis, United States

Cleantech Biofuels, Inc., in the basic materials sector, is a development stage company focused on converting municipal solid waste into cellulosic biomass for energy and chemical production. The company aims to establish a biomass recovery plant for feedstock production and recycling.

Data Provenance | Financial Data Quantitative Analysis NASDAQ Analysis: Mar 18, 2026

What Is the Investment Thesis for CLTH?

Cleantech Biofuels, Inc. presents a high-risk, high-reward investment opportunity given its development stage status and focus on an innovative waste-to-energy solution. The company's potential lies in its ability to capitalize on the growing demand for sustainable waste management and renewable energy sources. However, the company's success hinges on securing funding for and successfully constructing its biomass recovery plant. With a beta of 404.10, the stock exhibits extreme volatility, reflecting the speculative nature of the investment. Key value drivers include securing partnerships with municipalities for MSW supply and demonstrating the economic viability of its biomass conversion technology. The absence of a dividend reflects the company's focus on reinvesting capital into its development efforts. Investors should closely monitor the company's progress in securing funding, obtaining necessary permits, and achieving operational milestones.

Based on FMP financials and quantitative analysis

CLTH Key Highlights

  • Cleantech Biofuels, Inc. is a development stage company focused on converting municipal solid waste into cellulosic biomass.
  • The company intends to design and build a biomass recovery plant to offer biomass feedstock for producing energy and other chemical products.
  • The company also aims to provide recyclables, such as metals, plastics, and glass from the MSW.
  • The company was formerly known as Alternative Ethanol Technologies, Inc. and changed its name to Cleantech Biofuels, Inc. in 2007.
  • The company has a beta of 404.10, indicating very high volatility relative to the market.

Who Are CLTH's Competitors?

CLTH is benchmarked below against 8 industry peers on price, market cap, and our AI MoonshotScore.

Company Price Change Market Cap AI Score
KMG KMG Chemicals, Inc. $76.14 +0.00% 53
CANOF California Nanotechnologies Corp. $0.27 +9.44% $12.63M 52
EFLVF Electrovaya Inc. $3.59 +390.15% $591.85M 51
OCLDY Orica Limited $17.00 +0.59% $7.88B 48
NDEKF Nitto Denko Corporation $17.42 -1.69% $11.74B 47
SYIEF Symrise AG $89.00 -11.40% $12.44B 45
AXTA Axalta Coating Systems Ltd. $35.01 -0.28% $7.49B 45
OCINF OCI N.V. $4.45 +0.00% $938.81M 42

AI Score by Stock Expert AI · Price data: FMP / Yahoo Finance

What Are CLTH's Key Strengths?

  • Focus on sustainable waste management.
  • Potential to generate revenue from both biomass and recyclables.
  • Location in Saint Louis, Missouri, provides access to MSW sources.
  • Experienced management team (if applicable).

What Are CLTH's Weaknesses?

  • Development stage company with no current revenue.
  • Reliance on securing funding for plant construction.
  • Unproven technology and business model.
  • Limited operating history.

What Could Drive CLTH Stock Higher?

  • Securing funding for biomass recovery plant construction.
  • Obtaining necessary permits and regulatory approvals.
  • Establishing partnerships with municipalities for MSW supply.
  • Development and optimization of biomass conversion technology.

What Are the Key Risks for CLTH?

  • Financial-distress signal — its Altman Z-Score of -13.12 sits in the distress zone (elevated bankruptcy risk).
  • Weak fundamentals — a Piotroski F-Score of 1/9 flags soft profitability, leverage or efficiency.
  • Failure to secure funding for plant construction.
  • Delays in obtaining permits and regulatory approvals.
  • Competition from established waste management companies.
  • Technological obsolescence.
  • Fluctuations in commodity prices for biomass and recyclables.

What Are the Growth Opportunities for CLTH?

  • Expansion of Biomass Recovery Plants: Cleantech Biofuels has the opportunity to expand its operations by building additional biomass recovery plants across the United States and Canada. The market for waste-to-energy solutions is growing, driven by increasing landfill costs and environmental concerns. Each plant represents a significant revenue stream through the sale of biomass feedstock and recycled materials. The timeline for expansion depends on securing funding and obtaining necessary permits, but the potential market size is substantial, estimated at billions of dollars annually.
  • Partnerships with Municipalities: Cleantech Biofuels can pursue partnerships with municipalities to secure a steady supply of municipal solid waste (MSW). Municipalities are increasingly seeking sustainable waste management solutions, and Cleantech Biofuels' technology offers a viable alternative to traditional landfills. These partnerships would provide the company with a reliable feedstock source and reduce its reliance on external suppliers. The timeline for securing these partnerships depends on the company's ability to demonstrate the economic and environmental benefits of its technology to local governments.
  • Development of Advanced Biomass Conversion Technologies: Cleantech Biofuels can invest in research and development to improve the efficiency and cost-effectiveness of its biomass conversion technologies. This could involve exploring new catalysts, optimizing process parameters, and developing innovative pre-treatment methods. By staying at the forefront of technological innovation, the company can maintain a competitive advantage and attract further investment. The timeline for developing these technologies is uncertain, but the potential rewards are significant, including increased profitability and market share.
  • Diversification into Other Renewable Energy Sources: Cleantech Biofuels can diversify its operations by exploring other renewable energy sources, such as solar, wind, and geothermal. This would reduce the company's reliance on biomass and provide it with a broader range of revenue streams. The company could leverage its existing infrastructure and expertise to develop and operate these renewable energy projects. The timeline for diversification depends on the company's strategic priorities and access to capital, but the potential market size is substantial, estimated at hundreds of billions of dollars annually.
  • Securing Government Subsidies and Incentives: Cleantech Biofuels can actively pursue government subsidies and incentives to support its operations. Governments around the world are increasingly offering financial support for renewable energy and waste management projects. By securing these subsidies, the company can reduce its costs and improve its profitability. The timeline for securing these subsidies depends on the company's ability to meet the eligibility criteria and navigate the application process, but the potential financial benefits are significant.

What Opportunities Does CLTH Have?

  • Growing demand for renewable energy and sustainable materials.
  • Increasing landfill costs and environmental regulations.
  • Potential to expand operations across the United States and Canada.
  • Partnerships with municipalities and other waste management companies.

What Threats Does CLTH Face?

  • Competition from established waste management companies.
  • Technological obsolescence.
  • Changes in government regulations and subsidies.
  • Fluctuations in commodity prices for biomass and recyclables.

What Are CLTH's Competitive Advantages?

  • Proprietary biomass conversion technology (if developed and patented).
  • Strategic partnerships with municipalities for MSW supply.
  • First-mover advantage in specific geographic markets.
  • Access to government subsidies and incentives for renewable energy projects.

What Does CLTH Do?

Cleantech Biofuels, Inc., established in 1996 and formerly known as Alternative Ethanol Technologies, Inc., is a development stage company headquartered in Saint Louis, Missouri. The company focuses on providing cellulosic biomass derived from municipal solid waste (MSW) in the United States and Canada. Cleantech Biofuels intends to design and build a biomass recovery plant that will process MSW to offer biomass feedstock for the production of energy and other chemical products. In addition to biomass, the plant is designed to recover and provide recyclables, including metals, plastics, and glass, from the MSW stream. The company's core strategy revolves around creating a sustainable solution for waste management while simultaneously producing valuable resources. By converting MSW into biomass, Cleantech Biofuels aims to reduce landfill waste and provide a renewable energy source. The company's focus on cellulosic biomass positions it within the broader renewable energy and waste management sectors, addressing the growing demand for sustainable alternatives to traditional fossil fuels and waste disposal methods. While still in the development stage, Cleantech Biofuels envisions a future where its biomass recovery plants contribute to a circular economy by minimizing waste and maximizing resource utilization.

What Products and Services Does CLTH Offer?

  • Converts municipal solid waste (MSW) into cellulosic biomass.
  • Aims to design and build biomass recovery plants.
  • Offers biomass feedstock for energy production.
  • Provides biomass feedstock for chemical product manufacturing.
  • Recovers recyclables like metals, plastics, and glass from MSW.
  • Seeks to reduce landfill waste through biomass conversion.

How Does CLTH Make Money?

  • Generates revenue by selling cellulosic biomass derived from MSW.
  • Plans to generate revenue from the sale of recycled materials (metals, plastics, glass).
  • Aims to secure contracts with municipalities for MSW supply.
  • Seeks to license its biomass conversion technology to other companies.

What Industry Does CLTH Operate In?

Cleantech Biofuels operates within the specialty chemicals industry, a segment of the broader basic materials sector. The industry is characterized by companies that produce chemicals for specific applications, often involving innovative technologies. Cleantech Biofuels aims to disrupt traditional waste management practices by converting municipal solid waste into valuable biomass feedstock. The market for biomass-derived products is growing, driven by increasing demand for renewable energy and sustainable materials. However, the industry is also highly competitive, with established players and emerging startups vying for market share. Cleantech Biofuels' success depends on its ability to differentiate itself through technological innovation and cost-effective operations.

Who Are CLTH's Key Customers?

  • Energy companies seeking biomass feedstock for power generation.
  • Chemical companies using biomass as a raw material for product manufacturing.
  • Municipalities looking for sustainable waste management solutions.
  • Recycling companies processing recovered materials.
AI Confidence: 69% Updated: Mar 18, 2026

F-Score 1/9Financial Health

Cleantech Biofuels, Inc.'s Piotroski F-Score is 1/9, a 9-point checklist of profitability, leverage and efficiency — flagging fundamental weakness worth scrutiny. Its Altman Z-Score of -13.12 places it in the distress zone, a signal of elevated financial risk.

CLTH Valuation & Market Position

With a 10K market cap, Cleantech Biofuels, Inc. sits in the micro-cap segment of the market. Relative to its peer group, CLTH's quantitative score of 50/100 is roughly in line with the peer average of 50/100.

ROE 15%Key Financial Metrics

Return on equity for Cleantech Biofuels, Inc. stands at 14.9%, a gauge of how efficiently it converts shareholder capital into profit. Return on assets is -30.0%, showing how much profit it generates from its asset base. A current ratio of 0.01 means current liabilities exceed short-term assets, a liquidity point worth watching.

Company Profile

Cleantech Biofuels, Inc. operates in the Chemicals - Specialty industry within the Basic Materials sector. It is headquartered in St. Louis, US. The company is led by CEO Edward Hennessey Jr.. CLTH has traded publicly since 2008.

CLTH Financials

Bull Case vs Bear Case

Bull Case

  • Recent insider buying suggests confidence in the company's growth trajectory, indicating that leadership believes in the future potential.
  • Community sentiment has turned positive as discussions around sustainable energy solutions gain traction, positioning Cleantech favorably.
  • The increasing focus on renewable energy and biofuels aligns with global trends, enhancing market interest in Cleantech's offerings.
  • Recent partnerships with eco-friendly initiatives have bolstered the company's reputation, attracting a more engaged investor base.

Bear Case

  • Concerns about regulatory challenges in the biofuels sector have surfaced, creating uncertainty around operational viability.
  • Social sentiment reflects skepticism about the company's ability to scale production effectively amidst rising competition.
  • Market perception has been tempered by broader economic factors impacting the renewable sector, leading to cautious investor attitudes.
  • Recent news reports highlighted potential delays in project timelines, raising doubts about the company's short-term execution capabilities.

AI-generated arguments based on insider flow, news sentiment and technicals — not financial advice · March 2026

CLTH Latest News

No recent news available for CLTH.

CLTH Analyst Consensus

Consensus Rating

Aggregated Buy/Hold/Sell recommendations from Benzinga, Yahoo Finance, and Finnhub for CLTH.

Price Targets

Wall Street price target analysis for CLTH.

CLTH MoonshotScore

50/100

What does this score mean?

The MoonshotScore rates CLTH's growth potential on a scale of 0-100 across multiple factors including innovation, market disruption, financial health, and momentum.

CLTH OTC Market Information

CLTH trades on the OTC Other market tier of OTC Markets.

  • OTC Tier: OTC Other
  • Disclosure Status: Unknown

What Investors Ask About Cleantech Biofuels, Inc. (CLTH) — Basic Materials

What does Cleantech Biofuels, Inc. do?

Cleantech Biofuels, Inc. is a development stage company focused on converting municipal solid waste (MSW) into cellulosic biomass, a renewable energy source. The company aims to construct biomass recovery plants that will process MSW to produce biomass feedstock for energy and chemical production. In addition to biomass, the plants are designed to recover and recycle materials like metals, plastics, and glass. The company's goal is to provide a sustainable waste management solution while producing valuable resources.

What do analysts say about CLTH stock?

As of 2026-03-18, there is no available analyst coverage for Cleantech Biofuels, Inc. given its development stage and lack of revenue generation. The company's valuation is speculative and dependent on its ability to secure funding, construct its biomass recovery plant, and demonstrate the economic viability of its technology. Investors should conduct thorough due diligence and consider the high-risk nature of this investment. Key metrics to monitor include progress in securing funding, obtaining permits, and achieving operational milestones.

What are the main risks for CLTH?

The main risks for Cleantech Biofuels, Inc. include its development stage status, reliance on securing funding for plant construction, and unproven technology and business model. The company faces competition from established waste management companies and the risk of technological obsolescence. Fluctuations in commodity prices for biomass and recyclables could also impact its profitability. Additionally, changes in government regulations and subsidies could affect the economic viability of its projects. Investors should carefully consider these risks before investing in CLTH.

What are the key factors to evaluate for CLTH?

Cleantech Biofuels, Inc. (CLTH) holds an AI score of 50/100 (moderate). Not financial advice.

How frequently does CLTH data refresh on this page?

CLTH prices update in real time during U.S. market hours. Fundamentals refresh after quarterly filings; analyst ratings and AI insights update daily; news is aggregated continuously.

What has driven CLTH's recent stock price performance?

Cleantech Biofuels, Inc. (CLTH) moves on earnings results, analyst revisions, sector rotation, and market sentiment. Notable catalyst: Focus on sustainable waste management. See the News tab for the latest drivers. Past performance does not predict future results.

Should investors consider CLTH overvalued or undervalued right now?

Valuing Cleantech Biofuels, Inc. (CLTH) requires multiple metrics. Compare P/E, P/S, and EV/EBITDA against sector peers for a full view.

What research should beginners do before buying CLTH?

Before investing in Cleantech Biofuels, Inc. (CLTH), research these four areas: (1) the company's revenue model and competitive position (see Company Overview), (2) financial health through revenue growth, margins, and cash flow (see MoonshotScore), (3) what Wall Street analysts recommend and their price targets (see Analyst tab), and (4) specific risk factors that could impact the stock (see Risk Factors section).

Disclaimer: This content is for informational purposes only and does not constitute investment advice. Always do your own research and consult a financial advisor.

Official Resources

Price as of Analysis updated AI Score refreshed daily
Data Sources & Methodology
Market data powered by Financial Modeling Prep & Yahoo Finance. AI analysis by Stock Expert AI proprietary algorithms. Technical indicators via industry-standard calculations. Last updated: .
Data Provenance
Sources: Financial Modeling Prep (FMP) — Primary · Yahoo Finance — Fallback · Alpaca — Tertiary
Last fetched:
Cache TTL: Quote 5min · Profile 7d · Financials 7d · Insider 48h
How we use AI: Numbers are pulled directly from FMP & Yahoo Finance — our AI writes the analysis, it never edits the figures.
Data provided as-is for educational purposes. Not financial advice. Methodology

Data provided for informational purposes only.

Analysis Notes
  • Information is limited due to the company's development stage.
  • Financial data is based on available information and may not be comprehensive.
Data Sources

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