First Mercury Financial Corporation, through its subsidiaries, provides insurance products and services to the specialty commercial insurance markets in the United States. The company underwrites and provides various classes of general liability insurance for the security industry, including security guards and detectives, alarm installation and service businesses, and safety equipment installation and service businesses. It also offers general liability insurance for specialty classes, such as contractor classes of business comprising roofing, plumbing, electrical, energy, and other artisan and service contractors. In addition, the company provides liability and property insurance for contract underwriting classes consisting of primarily legal and miscellaneous professional liability, hospitality, employer general liability, habitational, and outdoor recreation and other classes of business. Further, it offers insurance products for casualty, excess/umbrella casualty, and property lines of businesses, as well as for miscellaneous professional liability, non-standard auto, and hospitality businesses. Additionally, the company operates a wholesale insurance agency, which produces commercial lines business primarily on an excess and surplus lines basis for non-affiliated insurers. It also provides underwriting, claims, and other insurance services to third parties that comprise insurance carriers and customers. First Mercury Financial Corporation markets its insurance policies through a network of wholesale and retail insurance brokers under the CoverX brand name. The company is headquartered in Southfield, Michigan.