american mining insurance company w. r. berkley insurance group sites careers contact about us letter from chairmanat a glanceour historyour people our business operating unitscompany locator investor relations stock informationfinancial informationevents and presentationscorporate governancecontact usalert servicefaqs download library news & events press releasesevents and presentations careers north america and canadaeuropelatin americaasiaaustralia about us letter from chairmanat a glanceour historyour people our business operating unitscompany locator investor relations stock informationfinancial informationevents and presentationscorporate governancecontact usalert servicefaqs download library news & events press releasesevents and presentations careers north america and canadaeuropelatin americaasiaaustralia w. r. berkley insurance group sites acadia insurance company admiral insurance company american mining insurance company w. r. berkley insurance group sites careers contact site map legal about us w. r. berkley corporation founded in 1967 w. r. berkley corporation is one of the nation s premier commercial lines property casualty insurance providers . read more our business w. r. berkley corporation today as yesterday and tomorrow the combined expertise of underwriting risk management claims handling and investing will deliver outstanding risk adjusted returns . read more investor relations at a glance our competitive advantage lies in our longterm strategy of decentralized operations allowing each of our units to identify and respond quickly and effectively to changing market conditions and local customer needs . read more growth strategy w. r. berkley corporation by focusing on specialty insurance where expertise is a must insurer w. r. berkley has seen its market share grow dramatically . as william r. berkley hands the reins over to his son robert both expect a seamless transistion . read the full article investor relations an overview of our company from the investor s perspective as well as the most current stock valuation . read more press releases & events all the latest news events and updates from our corporate headquarters . read more company locator choose from over 170 forms of coverage from accident insurance to workers comp marine liability to cyber attack . read more about us our business operating units press releases careers copyright 2007 2015 w. r. berkley corporation . all rights reserved site map legal