VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Thursday, January 8, 2026
Stock Comparison
VINCI SA vs Marsh & McLennan Companies, Inc.
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
VINCI SA
DG · Euronext Paris
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Marsh & 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: Marsh & McLennan Companies, Inc. leads (65 / 100 vs 57 / 100 for VINCI SA).
- Segment focus: VINCI SA has 7 segments (44.4% in VINCI Construction); Marsh & McLennan Companies, Inc. has 2 segments (62.8% in Risk and Insurance Services).
- Primary market structure: Competitive vs Oligopoly. Pricing power: Weak vs Moderate.
- Moat breadth: VINCI SA has 7 moat types across 2 domains; Marsh & McLennan Companies, Inc. has 5 across 3.
Primary market context
VINCI SA
VINCI Construction
Construction and civil engineering contracting (buildings, infrastructure and specialty networks)
Global
Public-sector project owners and private developers/industrial clients
General contractor / civil engineering contractor
44.4%
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
VINCI SA strengths
Marsh & McLennan Companies, Inc. strengths
Segment mix
VINCI SA segments
Full profile >VINCI Autoroutes
Monopoly
VINCI Airports
Oligopoly
Other concessions (incl. VINCI Highways and PPP assets)
Competitive
VINCI Energies
Competitive
Cobra IS
Competitive
VINCI Construction
Competitive
VINCI Immobilier
Competitive
Marsh & McLennan Companies, Inc. segments
Full profile >Risk and Insurance Services
Oligopoly
Consulting
Competitive
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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.