★ WIDE MOAT STOCKS & COMPETITIVE ADVANTAGES ★
VOL. XCIV, NO. 247
Stock Profile
Carlisle Companies Incorporated (CSL) Moat Analysis
Carlisle Companies Incorporated
CSL · New York Stock Exchange
Partial score covering 72% of segment weight.
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
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Overview
Carlisle Companies Incorporated is a building-envelope manufacturer with Carlisle Construction Materials (CCM) and Carlisle Weatherproofing Technologies (CWT). CCM is one of four major single-ply roofing manufacturers and has a limited moat from warranted systems that combine membranes, insulation and accessories: long warranty terms can favor compatible components during the covered period, while system selling raises share of each project. Customers can still rebid the next project, independent distributors multi-source, and rivals offer comparable warranties. CWT operates in more fragmented, locally competitive categories; its distribution, bundling ambitions and Carlisle Operating System are useful capabilities but the reviewed evidence does not establish a durable segment moat.
Primary segment
Carlisle Construction Materials (CCM)
Market structure
Oligopoly
Market share
—
HHI: —
Coverage
2 segments · 8 tags
Updated 2026-07-12
Segments
Carlisle Construction Materials (CCM)
Commercial roofing systems (single-ply membranes, insulation, accessories) and architectural metal roofing/wall systems
Revenue
72.1%
Structure
Oligopoly
Pricing
moderate
Share
—
Peers
Carlisle Weatherproofing Technologies (CWT)
Waterproofing, moisture protection, air/vapor barriers, underlayments, spray polyurethane foam/coatings, and insulation products for the building envelope
Revenue
27.9%
Structure
Competitive
Pricing
weak
Share
—
Peers
Moat Claims
Carlisle Construction Materials (CCM)
Commercial roofing systems (single-ply membranes, insulation, accessories) and architectural metal roofing/wall systems
Q1 2026 revenue $758.1m and segment operating income $184.0m; shares computed from company-reported segment financials (Form 10-Q Note 2). Source: https://www.sec.gov/Archives/edgar/data/790051/000079005126000017/csl-20260331.htm
Switching Costs General
Demand
Switching Costs General
Strength
Durability
Confidence
Evidence
Five- to 40-year warranties on complete roofing systems can favor Carlisle-compatible components during the warranty term, although customers can select a competing system on the next project or reroof.
Switching Costs General moat: definition, examples, and stocks
Erosion risks
- Competitors match warranties and service levels
- Installation quality issues increasing warranty claims
- Distributors steering volume to alternatives
Leading indicators
- Warranty reserves / claim frequency trend
- Price realization vs raw-material inflation
- Re-roofing vs new construction mix
Counterarguments
- Roofing products are commonly bid per project; switching can occur job-to-job
- Warranties are common across major manufacturers, limiting differentiation
Suite Bundling
Demand
Suite Bundling
Strength
Durability
Confidence
Evidence
System selling (membranes + insulation/accessories) in warranted configurations can increase share-of-project and discourage mixing-and-matching components.
Suite Bundling moat: definition, examples, and stocks
Erosion risks
- Customers unbundle toward lowest-cost component suppliers
- Specifiers allow multi-source equivalency
Leading indicators
- Attachment rate of insulation/accessories per membrane sale
- Gross margin by product mix
Counterarguments
- Large projects can specify commodity-equivalent components from multiple vendors
- Distributors may stock competing bundles and push alternatives
Carlisle Weatherproofing Technologies (CWT)
Waterproofing, moisture protection, air/vapor barriers, underlayments, spray polyurethane foam/coatings, and insulation products for the building envelope
Q1 2026 revenue $294.0m and segment operating income $17.3m; shares computed from company-reported segment financials (Form 10-Q Note 2). Source: https://www.sec.gov/Archives/edgar/data/790051/000079005126000017/csl-20260331.htm
Insufficient segment-specific evidence to assign a moat claim.
Evidence
As one of four major manufacturers in the single-ply industry, CCM competes through innovative products, long-term warranties and customer service.
Explicitly cites long-term warranties as a competitive lever and indicates concentrated industry structure.
CCM offers separately priced extended warranty contracts on certain of its products ranging from five to 40 years,
Extended warranty duration supports limited within-system continuity during the contract term, not permanent customer lock-in.
EPDM, TPO and PVC membrane and polyisocyanurate ("polyiso") insulation are sold together in warranted systems or separately in non-warranted systems
Direct support for system (bundle) selling as part of the go-to-market model.
Risks & Indicators
Erosion risks
- Competitors match warranties and service levels
- Installation quality issues increasing warranty claims
- Distributors steering volume to alternatives
- Customers unbundle toward lowest-cost component suppliers
- Specifiers allow multi-source equivalency
Leading indicators
- Warranty reserves / claim frequency trend
- Price realization vs raw-material inflation
- Re-roofing vs new construction mix
- Attachment rate of insulation/accessories per membrane sale
- Gross margin by product mix
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