Independent Audit • Tax • Advisory • ESG
TRUST • ASSURANCE • GROWTH

Helping Businesses Build Trust Through Assurance, Strategy, and Sustainable Growth.

We provide independent assurance, tax, advisory, accounting, transfer pricing, and ESG services to help organizations build trust, manage risk, and achieve sustainable business growth.

Modern Office Building

Trusted by Businesses Across Industries

We deliver assurance, tax and advisory services with integrity, professionalism and measurable results.

250+

Clients Served

18

Industry Sectors

20+

Years Experience

98%

Client Satisfaction

Our Services

Professional services tailored to help businesses grow with confidence and compliance.

Assurance

Independent audit and assurance services to build confidence and trust.

Tax Service

Corporate tax planning, compliance and advisory services.

Accounting

Financial reporting and bookkeeping solutions.

Advisory

Strategic advisory and business consulting services.

Transfer Pricing

Documentation and compliance for multinational companies.

ESG & Sustainability

ESG reporting and sustainability transformation services.

Founder & Managing Partner

Deassy Roosiana
Founder & Managing Partner

Deassy Roosiana T.H., CPA.

  • Audit Partner
  • Governance & Risk Leader
  • Trusted Board Advisor
  • SDGs & RISE Chairlady
  • Lecturer
"Helping organizations build trust through independent assurance, strong governance, and sustainable business growth."
20+ Years Experience
Audit Risk & Governance
ESG Sustainability Leader

Publications & Insights

Stay informed with the latest updates in accounting, taxation, governance, ESG, and business regulations.

SPAP

Understanding the Latest SPAP Standards in Indonesia

Learn how the latest SPAP updates impact audit quality, compliance, and corporate governance.

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TAX

Key Tax Regulations Every Business Should Know

Practical insights into taxation changes and strategies to maintain compliance while optimizing efficiency.

Read More →
ESG

ESG Reporting as a Long-Term Business Strategy

Why sustainability reporting is becoming an essential component of corporate value creation.

Read More →
LET'S WORK TOGETHER

Ready to Discuss Your Business Needs?

Helping Businesses Build Trust Through Assurance, Strategy, and Sustainable Growth.

Request for Proposal
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