Zenith National Insurance Corp. and its subsidiaries are independently rated and have received ratings from the major rating agencies:
- A.M. Best Company, Inc.
- Standard & Poor's
- Moody's Investors Service
- Fitch Ratings
Rating agencies examine a myriad of key factors, including:
Quantitative financial performance - profit margins, financial leverage, liquidity, cash flows, capital and surplus ratios.
Qualitative judgments - underwriting cycle, competitive environment, regulatory and political factors, soundness of reinsurance, reserves, quality of invested assets, management experience and accomplishments.

Zenith's Ratings
A.M. Best: A (Excellent)
S&P Financial: A- (Strong)
Moody's Investors Service: A3 (Good)
Fitch Ratings: A (Strong)
For the latest rating please click the respective link.