TGS welcomes a new member in Singapore

New members

VALLARIS represents clients around the world in important and often unprecedent mergers & acquisitions (“M&A”) deals.

The firm’s founder Siong Yoong has been in many large and complex M&A deals and disputes in Southeast Asia.

“Siong Yoong and the team have been invaluable partners. I am happy to announce that we had a smooth and successful listing that raised HKD 46.5 million!”- Dr. Alan Tan Cher Sen, Director | Republic Healthcare Holdings Pte. Ltd.

The firm has successfully helped clients Make Your Move™ across:

Deal Advisory

Companies struggle to grow revenues beyond $10m a year by increasing output and enhancing sales alone.

Businesses who crush their markets often use M&A to deliver consistent growth and meet stakeholder expectations.

However, 70% – 90% of M&A deals destroy value.

Here at VALLARIS, we are Deal Success.

  1. Mergers and Acquisitions
  2. Bid Advisory
  3. Financial Due Diligence
  4. Financial Modelling & Audit
  5. Business Valuation
  6. Portfolio Company Investment Valuation
  7. Financial Instrument Valuation
  8. Share-based Payments Valuation
  9. Purchase Price Allocation
  10. Intangible Asset Valuation
  11. Asset Impairment Testing

Dispute Advisory

You are not a true entrepreneur until your business has suffered a financial crime.

Corruption, asset misappropriation and financial statement fraud are examples of occupational fraud and abuse.

Bad actors enrich themselves at the expense of a business’ reputation and profits.

Here at VALLARIS, we are Dispute Success.

  1. Forensic Accounting
  2. Economic Damages


VALLARIS is not insular, we are authority and empathy. We know that when business value is destroyed, stakeholders suffer. We cannot condone value destruction; we must challenge hesitancy when time is money. Everyone at VALLARIS understands the money is attracted to speed. We seek value creation that maximizes returns and minimizes risk. We take on shareholder value destruction caused by inflation and taxes. We do so proudly. We do so for you.

Founder Siong Yoong

Siong Yoong is a business acquisition entrepreneur, and venture capitalist with almost three decades of experience.

He is the founder and CEO of VALLARIS. VALLARIS helps clients build wealth buying and selling businesses.

Advisory Roles

  1. Standards and Technical Working Group, Institute of Valuers and Appraisers of Singapore (IVAS);
  2. Financial Reporting Surveillance Programme, Accounting and Corporate Regulatory Authority (ACRA);
  3. Investigation and Disciplinary Panel, Institute of Singapore Chartered Accountants (ISCA);
  4. Speaker and Trainer, Intellectual Property Office of Singapore; and
  5. Speaker and Facilitator, Singapore Academy of Law.


  1. Fellow of the Asia Pacific Institute of Experts (FAPIEx);
  2. Chartered Valuer and Appraiser (CVA) with the Institute of Valuers and Appraisers of Singapore (IVAS);
  3. IP Valuation Expert, World Intellectual Property Office-Intellectual Property Office of Singapore;
  4. Certified Patent Valuation Analyst (CPVA);
  5. Fellow Chartered Accountant of Singapore (FCCA);
  6. Fellow of the Association of Chartered Certified Accountants (ACCA); and
  7. Bachelor’s of Engineering degree from Nanyang Technological University (NTU).
Entrepreneurs create massive wealth by buying and selling businesses, not time.

Siong Yoong

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