◆서울=△㈜민풍(강창규)서울도봉구방학1동680-1△배명전기㈜(박병하)서울마포구상암동14-3102△대청공영㈜(신경용)서울성동구성수2가1동275-3 ◆대전=△㈜나누리에프엔디(서영호)대전중구유천동286-41 ◆기타=△경동종합건설㈜(이귀형)경기부천시원미구상동463-1△㈜대원개발(지상규)경북포항시남구대도동110-22