VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Friday, January 2, 2026
Stock Comparison
Constellation Software Inc. vs Marsh & McLennan Companies, Inc.
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Constellation Software Inc.
CSU · Toronto 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 Constellation Software Inc.'s moat claims, evidence, and risks.
View CSU 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: Constellation Software Inc. leads (74 / 100 vs 65 / 100 for Marsh & McLennan Companies, Inc.).
- Segment focus: Constellation Software Inc. has 6 segments; Marsh & McLennan Companies, Inc. has 2 segments (62.8% in Risk and Insurance Services).
- Primary market structure: Competitive vs Oligopoly. Pricing power: Moderate vs Moderate.
- Moat breadth: Constellation Software Inc. has 3 moat types across 2 domains; Marsh & McLennan Companies, Inc. has 5 across 3.
Primary market context
Constellation Software Inc.
Volaris Operating Group
Vertical market software (VMS) portfolios across diverse industries (Volaris)
Global (North America, Continental Europe, UK, Australia, South America, Africa)
Organizations in specific verticals (mix of public and private sector)
Vertical market software vendor (application provider + long-term maintainer)
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
Constellation Software Inc. strengths
Marsh & McLennan Companies, Inc. strengths
Segment mix
Constellation Software Inc. segments
Full profile >Volaris Operating Group
Competitive
Harris Operating Group
Competitive
Topicus.com Operating Group
Competitive
Jonas Operating Group
Competitive
Perseus Operating Group
Competitive
Vela Operating Group
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.