Advisory
Unlock smarter tax decisions with a proactive, data-backed advisory services
We support tax planning and risk management through data‑driven advisory – helping organizations navigate regulations, improve efficiency, and make confident financial decisions.
Elevate value outcomes with our services
Direct Tax Compliance & Reporting
We deliver accurate, audit‑ready direct tax compliance across jurisdictions – covering filings, reconciliations, deferred tax, and centralized compliance tracking.
- Corporate Income Tax Return Preparation & Filing
- Quarterly Tax Provisioning (ASC 740/IAS 12)
- Deferred Tax Calculations
- Advance Tax Computation & Payment
- Country-by-Country (CbC) Reporting
- Audit Support & Documentation Preparation
Indirect Tax Services
We deliver compliant indirect tax operations across GST/VAT and sales tax regimes – leveraging automation and leading tax engines to ensure accuracy, consistency, and audit readiness.
- GST/VAT/Sales Tax Registration & Filing
- Reverse Charge Mechanism (RCM) Handling
- Indirect Tax Reconciliation (GSTR2A vs Books)
- Input Tax Credit (ITC) Management
- E-invoicing & E-way Bill Processing (India-specific)
- US Sales & Use Tax Compliance (e.g., Avalara integrations
Transfer Pricing (TP) Support
We support compliant and defensible transfer pricing through documentation, benchmarking, and BEPS alignment – ensuring consistency, audit readiness, and effective intercompany risk management.
- Transfer Pricing Documentation & Local Files
- Master File & CbCR Preparation
- Intercompany Agreement Drafting
- TP Benchmarking & Margin Analysis
- TP Audit Support & Defense
Tax Accounting & Provisioning
We deliver accurate, compliant tax provisioning under US GAAP and IFRS – supporting current and deferred tax calculations, effective tax rate analysis, and audit‑ready close through automated, well‑controlled processes.
- Tax GL Reconciliation
- Uncertain Tax Positions (UTPs) Analysis
- Effective Tax Rate (ETR) Calculation
- Tax Sensitivity and Scenario Modeling
- Tax Reporting for Consolidated Financials
Withholding Tax Management
We manage end‑to‑end withholding tax compliance – including calculation, filings, treaty relief, and reconciliations—ensuring accurate, audit‑ready WHT operations across jurisdictions.
- TDS/TCS Computation & Filing (India)
- WHT Return Preparation (e.g., Form 26Q, Form 27Q)
- Cross-border WHT Applications & Treaty Benefits
- Form 15CA/15CB Processing
- WHT Reconciliations
Tax Technology & Process Automation
We automate tax processes using RPA, low‑code platforms, and ERP‑integrated tax engines – enabling real‑time compliance tracking, improved accuracy, and efficient tax operations.
- Implementation of Tax Engines (e.g., Vertex, ONESOURCE, Avalara)
- Automated Tax Data Extraction & Reporting
- Workflow Tools for Compliance Tracking
- Document Management for Tax Audits
- ERP Integration for Tax Reporting
International Tax Support
We support cross‑border tax planning, CbC reporting, and global tax compliance – helping organizations manage international tax risk while aligning global strategy with local regulations.
- Permanent Establishment (PE) Risk Evaluation
- Foreign Subsidiary Tax Compliance Monitoring
- Global Mobility & Expatriate Tax Advisory
- BEPS 2.0 Pillar 1 & 2 Readiness
- Cross-border Structuring for Tax Efficiency
Tax Advisory & Strategic Planning
We partner with organizations on strategic tax planning, structuring, and M&A advisory – using scenario modeling and insight‑led analysis to optimize tax outcomes and support long‑term business goals.
- Tax Efficiency Reviews
- Tax Impact Assessment of Business Changes
- M&A and Restructuring Tax Support
- R&D Tax Credit Advisory
- Indirect Tax Planning & Optimization
Tax Controversy & Audit Support
We support tax audits and disputes through structured documentation, reconciliations, and regulator response management – ensuring audit readiness and efficient issue resolution.
- Tax Notice Management & Response Drafting
- Representation before Tax Authorities
- Tax Litigation Support
- Voluntary Disclosure Programs (VDPs)
Statutory & Regulatory Reporting
We deliver accurate, audit ready tax and regulatory disclosures including financial footnotes, ESG linked reporting, and XBRL filings, ensuring timely compliance across jurisdictions.
- FATCA/CRS Reporting
- 1099/1042-S Forms (US)
- DAC6/MDR Reporting (EU)
- Tax Certifications (e.g., Form 16/16A in India)
Our customers
Pierian in action
Joining Forces to Pave the Way for an Ambitious Growth Journey
We enabled a global accounting and advisory firm to seamlessly process 3,000+ tax returns across 100+ reporting entities faster and with high precision.
Transforming Tax Operations to Pave the Way for a Scalable Future
We helped a global accounting and advisory firm reduce TAT from 24 to 16 hours via time-zone benefits, driving 40-50% cost savings per resource and shift from transactional accounting to higher-value advisory services.
Delivering a Tailored Outsourcing Solution for a Leading Financial Services Organization
We powered a global enterprise to drive 50% cost savings via offshore resourcing, enabling a 20% improvement in turnaround time (TAT).
From our customers
Pierian played a pivotal role in transforming our financial operations, ensuring a smooth transition across multiple legal entities. Their expertise in finance automation, compliance, and technology-driven solutions significantly improved our efficiency and cost optimization. We now have a scalable, future-proof financial system that supports our business growth.
Explore related services
