home Company Profile Corporate philosophy Business items Construction results Contact Us For many years under all conditions for multipurpose buildings such as general offices, store buildings, condominiums, family dormitories, single dormitories, various accommodation facilities, hall education facilities, parking lots, factories, hospital clinics, etc. We are striving to meet the high trust of all parties with our track record. Air conditioning equipment Gas equipment Environmental protection equipment Solar equipment Water supply / drainage hot water supply Disaster prevention equipment Service equipment Construction equipment maintenance Employment information access Yokoyama Equipment Industry Co., Ltd. [Headquarters] 〒164-0011 2-2-5 Central, Nakano-ku, Tokyo TEL: 03 (3362) 6231 Copyright © Yokoyama Setsubi Kogyo Co., Ltd All rights reserved.