Leading Japanese
Management Consulting Firm

YAMADA Consulting & Spire (Thailand) Co., Ltd.
A member of
YAMADA Consulting Group (YCG)
One of the largest independent consulting firms in Japan listed on Tokyo Stock Exchange Prime Market.

Our Philosophy
1. Honesty and Integrity
Our decisions are rooted in ethics. It reflects not only our personal values but also our company's core values.

Our Philosophy
2. Social Contribution
We strive to be a force for good and influence change that not only benefits our customers and employees but also the wider community.

Our Philosophy
3. Individual and Organizational Growth
We work every day to bring out the best in our people and our organizations for our clients. We encourage every consultant to dream big. Set goals and go far beyond them.



YAMADA Consulting Group (“YCG” ) established in 1989, headquartered in Tokyo, Japan and is a listed company on Tokyo Stock Exchange Prime section (TSE).

YCG  is  one of Japan’s premier  independent consulting, research and investment advisory firms with extensive experience and strong global networks around the globe.

YCG opened its Bangkok representative office during the year 2015 and later became a  local Thai subsidiary ,YAMADA Consulting & SPIRE (Thailand) Co.,Ltd. in 2016. 

Since our inception, we have been steadfast in our mission to provide clients with unparalleled market intelligence and strategic insights.

Discover  our story: one of dynamic growth, driven by innovation and our unwavering commitment to delivering value to businesses.



Group employees


Locations Worldwide


Projects conducted yearly



We provide diversified and quality consulting services to Japanese companies seeking market growth in the region; local Asian firms internationalizing their business; and multinationals and government agencies looking to capitalize on opportunities in Asia. We enable our clients to thrive, through our combined expertise in cross-border Mergers & Acquisitions (M&A) and growth consulting, all backed by our deep market knowledge and research capabilities. YCST provides expert advices and consulting on all aspects of the below 3 business areas.

Management Consulting

We have helped various Japanese companies around
the globe translating their strategy, solving their problems
and helping in successful executions.Market Research and
oversea expansion, Corporate Governance Restructuring,
Turnaround, Business Withdrawal and HR Personnel
System support, etc.

Mergers & Acquisitions (M&A) / Partner Search

We offer a full spectrum of Mergers & Acquisitions (M&A) expertise, from pre-M&A consulting to post-M&A support, ensuring seamless transitions and maximizing the value of every deal.

Market Research

Our customised, in-depth strategic research is designed to
fulfil your business needs at every stage using both
comprehensive and quality data from our proprietary
database and in-house fieldwork.

Our regional presence and experienced team of consultants are well-positioned to collect and deliver key insights across the entire business ecosystem — key stakeholders, competitors, channels as well as legal and regulatory factors. We are your local go-to-partner at every aspect of your strategic planning process from strategy formulation.



We’ve helped over 3,000 companies
solving their complex business needs and problems.

Our clients include,

  • Leading companies around the globe
  • Blue Chip Companies
  • Multi National Corporations
  • Small and Medium Size companies
  • Banks and Financial Institutions
  • Government and Public sector Agencies
  • International Trade Sector



How can we help you?

What can we help you achieve?

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