VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Saturday, January 3, 2026
Stock Comparison
Crown Castle Inc. vs Marsh & McLennan Companies, Inc.
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Crown Castle Inc.
CCI · New York Stock Exchange
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Full stock profile
Dive deeper into Crown Castle Inc.'s moat claims, evidence, and risks.
View CCI analysisMarsh & McLennan Companies, Inc.
MMC · New York Stock Exchange
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Full stock profile
Dive deeper into Marsh & McLennan Companies, Inc.'s moat claims, evidence, and risks.
View MMC analysisComparison highlights
- Moat score gap: Crown Castle Inc. leads (84 / 100 vs 65 / 100 for Marsh & McLennan Companies, Inc.).
- Segment focus: Crown Castle Inc. has 2 segments (67% in Towers); Marsh & McLennan Companies, Inc. has 2 segments (62.8% in Risk and Insurance Services).
- Primary market structure: Oligopoly vs Oligopoly. Pricing power: Strong vs Moderate.
- Moat breadth: Crown Castle Inc. has 3 moat types across 3 domains; Marsh & McLennan Companies, Inc. has 5 across 3.
Primary market context
Crown Castle Inc.
Towers
U.S. macrocell tower leasing (wireless site rental)
United States
Mobile network operators
Infrastructure owner/lessor
67%
Marsh & McLennan Companies, Inc.
Risk and Insurance Services
Insurance brokerage, risk advisory, and reinsurance brokerage/services
Global
Enterprises, public entities, associations, and individuals (via broker/agent channels)
Intermediary + advisor (insurance/reinsurance market intermediary)
62.8%
Side-by-side metrics
Moat coverage
Shared moat types
No overlap yet.
Crown Castle Inc. strengths
Marsh & McLennan Companies, Inc. strengths
Segment mix
Crown Castle Inc. segments
Full profile >Towers
Oligopoly
Fiber (small cells + fiber solutions)
Competitive
Marsh & McLennan Companies, Inc. segments
Full profile >Risk and Insurance Services
Oligopoly
Consulting
Competitive
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View the moat stocks listCuration & Accuracy
This directory blends AI‑assisted discovery with human curation. Entries are reviewed, edited, and organized with the goal of expanding coverage and sharpening quality over time. Your feedback helps steer improvements (because no single human can capture everything all at once).
Details change. Pricing, features, and availability may be incomplete or out of date. Treat listings as a starting point and verify on the provider’s site before making decisions. If you spot an error or a gap, send a quick note and I’ll adjust.