Protecting Your Business. Securing Your Future.

Comprehensive Solutions for Compliance, Security, and Resilience in Accounting

Welcome To CA Ratan Singh Tanwar

Securing Your Business, Strengthening Your Future

In today’s digital era, financial success is incomplete without security and trust. At CA Ratan Singh Tanwar & Associates, we combine Chartered Accountancy expertise with Cybersecurity & Digital Forensics specialization to protect your organization’s financial integrity and digital assets.

We not only calculate opportunities—we safeguard them. Our mission is to provide businesses with audit excellence, cyber resilience, and forensic insights that ensure compliance, security, and sustainable growth.

  • Learn from customer feedback
  • Professional Team
  • High Savings Potenstial
  • 24/7 customer support
  • High Savings Potenstial
  • Learn from customer feedback
  • 24/7 customer support
  • Professional Team

Ratan Singh Tanwar

1,452 +

Happy Clients

15 +

Years Of Experience

3,452 +

Projects Completed

72 +

Team Members

Our Offerings

What Service We Offer

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Cybersecurity & IS Audit

ISO 27001 Implementation & Audit

IT General Controls Testing

Data Privacy & Security Audits (DPDP Act Compliance)

Business Continuity & Disaster Recovery Audits

Digital Forensics

Fraud Detection & Investigation

Cyber Forensic Examination (FTK, EnCase, Autopsy tools)

Litigation Support & Expert Reporting

Taxation & Advisory

GST Compliance & Litigation Support

Income Tax Filing & Appeals

Project Reports & CMA Data Preparation

Financial Planning & Consulting

Training & Workshops

ICAI Faculty for Advanced ITT & Digital Forensics

Corporate Training in IS Audit & Cybersecurity

Student Mentorship & AI in Audit Awareness

Outsourcing

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Company incorporation

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Case Studies

Let’s See Our Latest Project

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Information security

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Acquisitions & Mergers

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Forensic Accounting & Fraud Detection

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Clients Feedback

Our Clients Reviews

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Entrepreneur

“The team led by CA Ratan Singh Tanwar has added great value to our audit processes with detailed insights on internal controls and cybersecurity.”

Alessio Dunn

Manager

His advisory on GST and financial structuring helped us save costs and stay compliant. Highly recommended for SMEs.

Need Expert Guidance On Cybersecurity or Forensic Audits?

Our team helps businesses, banks, and institutions strengthen their IT controls, detect fraud, and ensure compliance with ICAI, RBI & ISO 27001 standards

Our Blog

Latest Blog & Articles

  • Welcome to My Professional Blog

    I am CA Ratan Singh Tanwar, a Chartered Accountant with specialization in Audit, Assurance, Cybersecurity, Information Systems (IS) Audit, Digital Forensics, GST & Income Tax Consulting.*

    This website is designed to:

    • Share insights on Audit & Assurance practices.
    • Guide professionals in Cybersecurity & IS Audit.
    • Provide practical knowledge on Digital Forensics & Fraud Detection.
    • Simplify compliance in GST and Direct Taxation.

    Whether you are a business owner, student, or professional, you will find valuable resources, articles, and services that combine financial expertise with modern technology.

    👉 Stay tuned for weekly updates, expert blogs, and practical tools designed to help you achieve compliance, security, and growth.