Nippon Life Insurance Company Posted on December 19, 2011 by Admin Annual revenues for the 15 biggest U.S. life insurance companies amounted to US$263.4 billion in 2009. That amount represents a 1.5% drop from $267.4 billion in 2008, based on the latest Fortune 500 yearly ranking of America’s largest corporations. Health Insurance Philadelphia Car Insurance Costa Rica Travel Insurance Worldwide Insurance Island Long Marine Compare Health Insurance Rate