About US

With properties and expertise throughout northern New Jersey and parts of New York, NIA National Realty specializes in commercial real estate brokerage (e.g. office space, industrial, retail), investment properties, and property management (e.g. leasing, rent collection, billing, construction and maintenance services.)
Founded in 1986 by our President, Roger Gross, Broker of Record, International Council of Shopping Centers (ICSC) member and Certified Commercial Investment Member (CCIM), NIA has 6 employees and we’re growing. As a “boutique” firm, we’re able to give our clients senior attention while maintaining a solid command of our active market. The NIA team of professionals is experienced in all aspects of commercial real estate, working with sellers, buyers, landlords, tenants, and investors.


  Agent Name Office Cell Phone
Roger Gross
President, CCIM
Paramus 201-615-2221

Nina Bianco
Vice President
Paramus 201-615-5102

Gregory Panayoti
Vice President
Paramus 201-845-6606