Group Companies

Shinko MMD forms a corporate group together with Shinko Always Co., Ltd. and Zendenkyo Co., Ltd. Each company maintains its own area of expertise while collaborating as needed, allowing us to support our clients’ building operations and electrical facilities even more comprehensively.

Shinko Always Co., Ltd.

Centered on integrated building management and staffing services, Shinko Always handles cleaning and facility maintenance for a wide range of buildings — from large designated buildings to schools, hospitals, hotels, and department stores. The company has also expanded into related fields such as fire protection equipment services, environmental consulting (proposing cost savings through alternative power providers), and glamping facility operations.

Company NameShinko Always Co., Ltd.
FoundedApril 1962
CapitalJPY 20 million
RepresentativePresident Masao Yamaguchi
Employees246 (19 administrative, 27 technical, 200 on-site staff)
AddressShinko Bldg. 6F, 2-1-13 Nihombashi-Kayabacho, Chuo-ku, Tokyo 103-0025, Japan
BusinessIntegrated building management, staffing services, fire protection equipment services, environmental consulting, outdoor recreation business

Zendenkyo Co., Ltd.

Zendenkyo is an electrical safety corporation specializing in the safety management, inspection, and 24-hour monitoring of high-voltage receiving and transforming equipment (cubicles). Beyond statutory inspections performed by its chief electrical engineers, Zendenkyo also handles repairs and renovation work in-house, from start to finish.

Company NameZendenkyo Co., Ltd.
FoundedOctober 30, 1989
CapitalJPY 80 million
RepresentativePresident Masao Yamaguchi
Employees350
Address2-1-13 Nihombashi-Kayabacho, Chuo-ku, Tokyo 103-0025, Japan
BusinessSafety management and electrical construction for high-voltage receiving and transforming equipment
Key AchievementsSurpassed 10,000 safety management projects (as of January 2021); first private company nationwide certified by the Ministry of Economy, Trade and Industry as a “Safety Management Training Provider” (May 2021)