Tomoaki Horiguchi

Part of Sun Frontier Fudousan Co., Ltd., SF Building Maintenance, Inc. is a building maintenance company based in Tokyo, Japan. The Japanese company is working towards creating a sustainable environmental society through a clean, secure, and environmentally-friendly building maintenance business. The private company aims to enhance health and welfare for everyone by promoting infectious disease prevention measures, providing high-quality education, and implementing manners education with safe water and toilets around the world. SF Building Maintenance comprehensively performs building maintenance, including electricity, water supply and drainage, air conditioning legal inspection, management, and repair. The company also conducts water leakage surveys, exterior wall consultations, and large-scale repair work. The company was founded in 1979 and was acquired by Sun Frontier Fudousan Co., Ltd. from Diamond Jisho KK in 2012 for $6.53 million.

Part of Sun Frontier Fudousan Co., Ltd., Sun Frontier Hotel Management, Inc. operates as a hotel.

Part of Sun Frontier Fudousan Co., Ltd., Sun Frontier Investment Co. Ltd. provides investment services.

Part of Sun Frontier Fudousan Co., Ltd., Sky Court Hotel Co. Ltd. operates a chain of hotels, restaurants, and engages in travel industry and real estate business.