Welcome to the NWI Contractors Association (NWICA) Tel No. 2197642883 Member Login Helpful Links Contact Us Member Login TO ACCESS THE NWICA MEMBERS PAGEENTER YOUR USER ID AND PASSWORDTHEN CLICK SUBMIT. Carpenters We create the opportunities Cement Masons Success depends on work Ironworkers Success depends on work Laborers Success depends on work Operating Engineers Success depends on work Teamsters Success depends on work Technical Engineers Success depends on work Welcome to the Northwest Indiana Contractors Association Welcome to the Northwest Indiana Contractors Association NWICA a nonprofit association committed to furthering the interests of professional contractors working in the commercial industrial heavy highway public works and institutional construction markets in Lake Porter La Porte Newton Jasper and Starke counties in Northwest Indiana. The NWICA was formed to promote the general welfare of its members to promote the professional construction contracting business to promote the public relations of the construction contracting business and engage in collective bargaining on behalf of its members.