Started in 1974, Callahan Real Estate Inc. is a full-service property management company. Based in North Little Rock, Ark., it manages more than 550 residential and commercial units in the Central Arkansas region. The company specializes in apartments, duplexes, single-family homes, multifamily homes, townhouses, offices and commercial spaces. Callahan Real Estate Inc. offers a variety of services, such as tenant services, management assistance, rental listings, property maintenance, accounting and property leasing. Some of its miscellaneous services include evictions, warrants issued, as well as payment of mortgages, insurance and taxes.