Top Insurance Companies

The companies with the most market share in 2006 countrywide (in the US). The statistics will change next year, so see the links for the most recent updates. This is countrywide data, but doesn't mean insurers offer services in every state.

Property and Casualty
1) State Farm
2) AIG
3) Zurich
4) AllState
5) Travelers
6) Liberty Mutual
7) Nationwide
8) Geico
9) Progressive
10) The Hartford
See full list at naic.

Accident and Health
1) UnitedHealth
2) WellPoint
3) Humana
4) Aetna
5) HCSC
6) American Family
7) Highmark
8) Independence Blue Cross
9) Cigna Health
10) BCBS of MI
See full list at naic.