" Hartz Mountain Corporation specializes in development, management and leasing of residential, commercial and industrial properties. It is recognized to be one of the largest private owners of commercial real estate in the United States. The company owns and runs numerous hotels and offices. It has over 38 million square feet of properties for developing, managing and leasing, and near 200 acres of land in Northern New Jersey. Hartz Mountain Corporation hires high-qualified constructors, designers, architects, engineers as well as financial, legal and marketing specialists to provide effective solutions for any its project. The company started its activity in 1966, and in 2010 it leased and renewed over 4.5 million square feet of space. Please try to contact Hartz Mountain Customer Service directly prior to posting any complaints on this site.