Harleysville Insurance Company is a part of the Harleysville Group, which is one of the leading property and casualty insurance groups in the United States. It provides insurance products and related services for small and mid-sized businesses and individuals. The company has a network of more than 1,400 insurance agencies. The Harleysville Group maintains offices in Georgia, Illinois, Indiana, Maryland, Massachusetts, Michigan, Minnesota, New Jersey, New York, North Carolina, Pennsylvania, Tennessee and Virginia. In addition, it serves nonprofit organization. The Harleysville Group s additional subsidiaries include Harleysville-Atlantic Insurance Company, Harleysville Insurance Company, Harleysville Lake States Insurance Company and Harleysville Preferred Insurance Company.