(DES MOINES, IA, February 2011) – EMC Insurance Companies has announced its 2011 "Premier Partners" and has distinguished CSB Insurance Group, Inc. of Johnston, Iowa. CSB Insurance is one of the highest-performing EMC agencies in the country, placing them in the top 2 percent of all EMC agencies nationally. This annual award is based on key indicators including retention, profitability and growth, which are reviewed over a three-year period. CSB Insurance Group President Al Brazelton said, "We are extremely pleased and honored to receive this award. This is the 4th consecutive year that CSB Insurance has been a ‘Premier Partner’ with EMC. We are quite proud to be in the top 2% nationally." EMC developed its signature "Agency Performance Value" (APV) tool in 2005 to measure an agency’s performance against all other EMC agencies nationally. Agencies are evaluated on loss ratio, premium volume, policy and premium growth, policy and premium retention and EMC’s position within the agency. CSB Insurance Group is a full service independent insurance agency, offering quality Home, Auto, Life and Business Insurance, with 10 locations in Altoona, Ankeny, Des Moines, Johnston, Pleasant Hill and Waukee, Iowa. For more information about the agency, visit http://www.csbinsurance.com/. EMC Insurance Companies is a property/casualty insurance carrier headquartered in Des Moines, Iowa. With assets exceeding $3 billion, EMC is one of the largest property and casualty entities in Iowa and among the top 60 insurance entities countrywide. Approximately 80 percent of the company’s business is in commercial lines, with the remaining 20 percent in personal lines. EMC is celebrating their 100th Anniversary in 2011. To learn more, visit http://www.emcinsurance.com/.