The following Associations may be of interest to you: The Associated General Contractors (AGC) is the nation's largest and oldest construction trade association, established in 1918. http://www.agc.org The Associated General Contractors of New Jersey is a statewide association of general and specialty contractors involved in heavy and highway construction, site development and utility contracting on public and private projects. http://www.agcofnj.com The New Jersey Asphalt Pavement Association (NJAPA) is a statewide organization whose members consist of asphalt producers, asphalt installation contractors, liquid asphalt producers and associate members. http://www.njapa.com UTCA of New Jersey is a national award winning, non-profit trade association headquartered in Lakewood, New Jersey. UTCA currently includes approximately 1,200 member firms active in all phases of heavy, highway, site, utility and environmental remediation construction, in the public and private sectors, throughout the State. http://www.utcanj.org Since its founding in 1955, NAPA has been providing comprehensive answers and definitive solutions to the questions and concerns of the HMA industry. No matter how diverse or technical the subject matter might become, NAPA attempts to provide suitable background and insight to its membership - because NAPA exists for one simple reason: to serve the HMA industry. http://www.hotmix.org