Japan’s First Management Consulting Firm

Our history began with the foundation of the Japan Management Association (JMA) in 1942. Since then, JMAC has continued to empower businesses through proven Japanese expertise.

JMAC by the Numbers

More Than 80 Years of Proven Success

JMAC Headquarters Established
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One of Japan’s Leading Management Consulting Firms and a Pioneer of Lean / TPS / TPM®
Thailand Office
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Operating in Thailand for 17+ Years and Serving Hundreds of Clients
Consultants Worldwide
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A Global Consulting Team, Including Thai and Japanese Experts Who Work On-Site
Countries Served
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JMAC Serves Clients Across Diverse Industries Worldwide

Trusted by Leading Organizations

Selected Work

Measurable Results

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Factory Productivity Improvement
Large-scale processed food manufacturer, Thailand
HR reform· Method 12 months· Duration

Reforming the HR system reduced turnover by 31% and increased employee engagement by 38%.

Management Accounting
Tier 1 automotive parts manufacturer in Thailand
TPM· Method 6 months· Duration

Reduce production costs by 18% and increase OEE from 62% to 86% with TPM.