Sri Lanka's Trusted Accounting Firm

Your Tax Problems.
Our Expertise.
Solved.

Professional accounting and tax advisory services — now in Gampaha, backed by 15 years of proven experience across Sri Lanka.

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15+
Years Experience
3
Island-wide Branches
AR646
Govt. Registered
CA
Certified Licentiate
Mercantile Accountancy Logo
Government Registered IRD No. AR646 | Fully Certified
Income Tax Filing Business Registration EPF / ETF Management VAT & SSCT Bank Loan Reports Management Consulting Auditing Services Payroll Services
Our Services

Comprehensive Accounting Solutions

Trusted expertise to keep your finances clear, compliant, and stress-free.

01
Income Tax Filing
Income Tax Filing

Accurate returns, zero stress. We handle your full income tax lifecycle with the IRD.

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02
VAT & SSCT
VAT & SSCT

Monthly and quarterly VAT & SSCT returns filed accurately and on time.

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03
EPF / ETF Management
EPF / ETF Management

Stay fully compliant with employee fund obligations and avoid costly penalties.

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04
Bank Loan Reports
Bank Loan Reports

Strong, bank-ready financial proposals that significantly improve approval rates.

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05
Management Consulting
Management Consulting

Smart financial decisions backed by decades of real-world experience.

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About Mercantile Accountancy
15+
Years of Trust
About Us

From Kaduwela to Gampaha — A Legacy of Trust

Mercantile Accountancy was founded by Seerithi Guruge, a retired Government Accountant with over 15 years of hands-on experience in tax advisory, auditing, and business consulting. What started in Ratnapura has grown into a trusted network across Sri Lanka.

  • CA Licentiate & retired Government Accountant
  • Branches in Ratnapura, Maharagama, Matara & Gampaha
  • Government registered — IRD No. AR646
  • Every weekdays 8.30 to 5.00 (Not Saturday)
Meet the Consultant
Why Choose Us

Why Gampaha Businesses Trust Us

Professional, certified, and genuinely committed to your financial success.

Qualified & Government-Trained

Our lead consultant is a CA Licentiate and Retired Government Accountant — with inside knowledge of the IRD and regulatory bodies that gives clients a distinct advantage.

Personal, Transparent Service

No jargon. No hidden fees. Just clear, honest advice from someone who genuinely cares about your financial health. We treat every client like a long-term partner.

Open Every Saturday

Our Gampaha office is open every Saturday from 8:30 AM to 5:30 PM — so business owners can get professional help without disrupting their working week.

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Packages

Our Service Packages

Tailored accounting solutions for every type of business. Contact us for a custom quote.

01

Sole Proprietors

Contact for pricing

  • Business registration & compliance
  • Personal & business tax filing
  • Quarterly financial reports
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02

Partnerships

Contact for pricing

  • Partnership accounting services
  • Business tax planning & filing
  • Annual financial statements
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03

Companies

Contact for pricing

  • Corporate accounting services
  • Tax planning & compliance
  • Financial advisory services
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04

Charities

Custom pricing

  • Non-profit accounting services
  • Grant & donor reporting
  • Compliance management
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05

Government-linked Organizations

Custom pricing

  • Government accounting services
  • Regulatory compliance & reporting
  • Specialized financial management
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