XYEC Holdings Co., Ltd., together with its subsidiaries, provides integrated engineering and IT services primarily for automobile, machinery, telecommunications, and electronics industries in Japan. The company operates through three segments: Engineering Services, IT Services, and IT Solutions. The Engineering Services segment is involved in the software development of automobile electronic control units; and provision of computer aided engineering services, which include design, analysis, and testing of the load condition, material fatigue, and damage tolerance of the components of automobile and aerospace hardware. The IT Services segment offers business-related software development services in the areas comprising customer relationship management systems, supply chain management systems, and databases. The IT Solutions segment provides enterprise resource planning consultancy services in the areas of sales, inventory, purchasing, human resources, and accounting; sells and assists customers in implementing its Elizea attendance management software; and consults, designs, develops, and maintains proprietary software, such as UNIMEX II, a production and sales administration software and Quickone production control software. The company was founded in 2005 and is headquartered in Tokyo, Japan. As of March 27, 2015, XYEC Holdings Co., Ltd. operates as a subsidiary of Mamezou Holdings Co., Ltd.