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What Carlisle Companies Does & How It Makes Money (CSL)

Updated October 2026 · reflects Carlisle Companies's latest reported financials

Maker of commercial roofing, insulation, and building envelope products. It earns revenue by manufacturing and selling roofing, insulation, and weatherproofing products for new construction and re-roofing of commercial and residential buildings.

Carlisle Companies's story, moat and numbers — in a 3-minute visual book.

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How Carlisle Companies makes money

It earns revenue by manufacturing and selling roofing, insulation, and weatherproofing products for new construction and re-roofing of commercial and residential buildings. It sells under brands such as Carlisle SynTec, Versico, and WeatherBond.

What Carlisle Companies does

Carlisle Companies is a U.S.-based building products manufacturer focused on the building envelope, the parts of a building (roof, walls, and insulation) that protect it from water, air, and heat loss. Its larger business, Carlisle Construction Materials (CCM), makes single-ply roofing membranes in EPDM, TPO, and PVC, along with polyiso insulation and engineered metal roof and wall panels for commercial and residential buildings. The second segment, Carlisle Weatherproofing Technologies (CWT), supplies waterproofing, roofing underlayment, air/vapor barriers, sealants, flashing, roof coatings, spray polyurethane foam, expanded polystyrene insulation, and engineered HVAC products. The company was founded in 1917, is headquartered in Scottsdale, Arizona, and sells under brands including Carlisle SynTec, Versico, WeatherBond, Hunter Panels, Resitrix, and Hertalan.

Products & services

What is Carlisle Companies worth?

On an owner-earnings DCF, Carlisle Companies's most-likely value is about $479 versus a recent price near $320 (50% below fair value). But TacticScale only calls a stock undervalued when the price sits below its conservative no-growth floor (~$240) with a margin of safety — so the honest verdict here is “Fairly priced — no edge.” Fair value earns its keep only at the extremes, not in the wide middle.

Verdict: Fairly priced — no edge
Owner-earnings fair value · recent price ≈ $320
Fair value (most likely)
$479
Range
$363–$694
No-growth floor
$240
Price
~$320

Price sits in the normal range — fair value isn't actionable here; it earns its keep only when price drops below the no-growth floor, or runs to roughly double the optimistic case.

Analysis, not advice. Fair value is a margin-of-safety estimate from a deterministic owner-earnings DCF, not a price target or recommendation. See the full breakdown →

Sector Industrials Industry Building Products & Equipment HQ United States Ticker CSL Official site

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