- CEO
- Toshiaki Yorifuji
- Full Time Employees
- 2,268
- Sector
- Commercial services
- Industry
- Miscellaneous commercial services
- Address
- 239-2, Terugaoka Nagoya AI Japan 465-0042
- IPO Date
- Sep 7, 2006
- Business
- Nippon Air Conditioning Services Co., Ltd. (4658.T) provides building equipment maintenance and construction support services primarily focused on air conditioning, plumbing, and sanitary systems in Japan and internationally; its core offerings include preventive maintenance inspections, servicing, repairs, and replacements for building infrastructure; facility management through resident on-site operations; renovation and construction work for existing equipment; equipment diagnosis, environmental evaluations, solution proposals incorporating energy conservation, radiation dose measurements, and radioactive material assessments; as well as investment, management, and technology consulting via subsidiaries. Founded in 1964 and headquartered at 239-2 Terugaoka, Meito-ku, Nagoya, Japan, the company operates 89 domestic bases and 10 overseas bases, serving sectors such as commercial offices, data centers, pharmaceutical cleanrooms, schools, and special facilities with approximately 2,210 employees. Recent developments include the introduction of a shareholder benefits program in 2025 offering QUO cards valued at 1,000 yen to holders of 100 shares or more to enhance investor appeal and liquidity; salary increases for regular employees implemented in April 2025 amid rising labor costs; upward revisions to fiscal year performance forecasts, with consolidated operating profit raised to 3.6 billion yen for the year ending December amid strong demand for maintenance, renewals, data center projects, and equipment installations; and sustained profit growth across annual contracts, spot work, and construction segments as reported in financial results for the fiscal year ending March 2026 second quarter.