CLH

Based on Clean Harbors, Inc.'s historical closing prices, adjusted for stock splits and dividend reinvestment. Past performance does not guarantee future results. This is for informational purposes only and is not financial advice.

What does Clean Harbors do?

Clean Harbors provides environmental and industrial services across North America. Its Environmental Services segment handles hazardous and non-hazardous waste collection, treatment, and disposal. Its Safety-Kleen Sustainability Solutions segment offers parts washers, cleaning products, and used-oil recycling services to automotive and industrial customers.

Does CLH pay dividends?

No, Clean Harbors does not currently pay a dividend. The company reinvests cash into capital expenditures, acquisitions, and expanding its treatment and disposal infrastructure. Investors focused on income may want to evaluate dividend-paying peers in the industrials and waste services sector.

When does CLH report earnings?

Clean Harbors reports on a quarterly cadence, as is standard for US-listed large-cap companies. For the exact timing of upcoming earnings releases and conference calls, check the investor relations section of the Clean Harbors website.

Is CLH a good stock to buy?

The UQS Score rates CLH as Below Average, with all five pillars — Quality, Moat, Growth, Risk, and Valuation — landing at Neutral. That profile suggests a stable but undifferentiated business at current pricing. Pro members can view the full pillar breakdown to form their own assessment.

Is CLH overvalued?

CLH's Valuation pillar is rated Neutral, meaning the stock does not appear obviously cheap or expensive relative to its fundamentals as measured by the UQS framework. Whether that represents fair value or a modest premium depends on assumptions about future growth — see the full analysis for more detail.

How does CLH compare to its competitors?

Clean Harbors differentiates itself through its focus on hazardous-waste management and industrial services, areas where regulatory requirements create barriers to entry. Peers like Waste Connections and GFL Environmental operate with a stronger emphasis on solid-waste and municipal collection, giving each company a distinct market positioning.

What is CLH's market cap bracket?

Clean Harbors is classified as a large-cap company. This places it among the more established and liquid names in the North American environmental and industrial services space, typically attracting institutional investor attention.

Who founded Clean Harbors?

Clean Harbors was founded in 1987. Founding details, including the names of founders, are widely available through public sources and the company's own corporate history materials.

Is CLH a long-term quality investment?

As a long-term quality indicator, CLH's Neutral ratings across all UQS pillars suggest a business with moderate durability rather than a standout quality profile. Environmental services demand is structurally supported by regulation, but the UQS framework does not currently identify CLH as a high-conviction quality compounder.

What is the main competitive advantage of Clean Harbors?

Clean Harbors benefits from its licensed treatment, storage, and disposal facilities, which are difficult and expensive to replicate due to regulatory requirements. Its national network of incineration and landfill assets creates operational scale that smaller competitors cannot easily match.

What sector does CLH belong to?

Clean Harbors is classified in the Industrials sector. More specifically, it operates in environmental and waste management services — a subsector driven by regulatory compliance needs, industrial activity levels, and sustainability trends across North American markets.

Clean Harbors, Inc. has average quality metrics, with room for improvement in margins or capital efficiency.

Clean Harbors, Inc. shows steady but unspectacular growth, typical for mature companies.

Clean Harbors, Inc. carries minimal financial risk with conservative leverage and strong solvency.

Clean Harbors, Inc. trades at a reasonable valuation with decent earnings yield and FCF multiples.

Clean Harbors, Inc. possesses some competitive advantages but faces meaningful competition. The Moat pillar evaluates competitive advantages across five dimensions: Switching Costs, Network Effects, Cost Advantage, Intangible Assets, and Scale & Ecosystem. Sign in to customize moat ratings for CLH.

The UQS (Unified Quality Score) for Clean Harbors, Inc. is calculated using a proprietary 6-pillar framework with 29 financial metrics. Each pillar evaluates a different dimension on a 0–100 scale, then combines into a single weighted score. Scoring thresholds are calibrated per sector. Momentum is an optional Pro toggle — without it, you get the 5-pillar / 25-metric core shown below.

Quality (25%) measures profitability and capital efficiency — ROIC, ROE, margins, GP/Assets, and FCF Yield.

Moat (25%) assesses Clean Harbors, Inc.'s competitive advantages across switching costs, network effects, cost advantages, intangible assets, and ecosystem scale.

Growth (20%) tracks revenue trajectory and earnings momentum, combining historical results with analyst forward estimates.

Risk (15%) is inversely scored — lower leverage and strong balance sheet health result in higher scores.

Valuation (15%) measures whether Clean Harbors, Inc. is fairly priced using earnings yield, price-to-FCF, PEG ratio, and EV/EBITDA relative to sector peers.

Six investor-inspired presets are available, each with different pillar weights: Balanced, Buffett, Munger, Lynch, Cathie Wood, and Graham. The public score shown here uses the Balanced preset. Learn more in our FAQ.