Yokomori is one of the principal manufacturers of stairways for high-rise commercial and office buildings in Japan. It was established in 1951 and has over 400 employees in seven plants in Japan and joint ventures in Shanghai and the United States. It built the stairways in the Tokyo Sky Tree tower, which is today’s tallest building in Japan.

Consulting for Yokomori Manufacturing Company

When Kenji Takahashi, a good friend of mine who was one of the leading management consultants in Japan, visited Yokomori’s plant at their request for the first time some 15 years ago, he found confusion everywhere. He saw piles of metal plates and their attachments throughout the plants where the staircases were assembled. ...

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