Tax Consultancy

Clear guidance for your taxes, compliance & growth

From Income Tax and GST to corporate compliance and project finance, Karthikeyan Tax Consultancy supports individuals and businesses at every step.

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About us

Your trusted partner in tax and compliance

Karthikeyan Tax Consultancy brings together eight areas of expertise — taxation, regulatory compliance, finance support, legal documentation and intellectual property — so you can focus on what matters most.

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Business consultation at Karthikeyan Tax Consultancy One-to-one tax consultation Finance and compliance planning
12+ Years of experience
500+ Happy Clients
12+ Years of Experience
8 Service Areas
99% On-Time Filings

Our services

Eight ways we can help

  • Income Tax filing documents 01

    Income Tax

    ITR filing, tax planning, and deduction optimisation for individuals and businesses.

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  • Cross-border taxation and international finance 02

    Cross-Border Taxation & TDS

    TDS compliance, DTAA advisory, and NRI taxation support for international transactions.

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  • GST registration and filing paperwork 03

    GST Services

    GST registration, monthly returns, reconciliation, and audit support.

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  • Corporate office building for MCA compliance 04

    Corporate Compliance (MCA)

    Company incorporation, annual filings, director KYC, and board resolutions.

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  • Team meeting for labour law compliance 05

    Labour Law Compliance

    PF, ESI, professional tax, and payroll compliance for employers.

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  • Project finance and bank loan documents 06

    Project Finance & Loan Support

    CMA data, project reports, and bank loan documentation for businesses.

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  • Legal documentation and trust deed papers 07

    Trusts & Legal Documentation

    Trust deed drafting, charity registration, and legal document preparation.

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  • Intellectual property and trademark registration 08

    Intellectual Property Services

    Trademark, copyright, and patent registration to protect your brand and innovations.

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Who we serve

Trusted by a wide range of clients

Small & Medium Businesses

GST compliance, MCA filings, and payroll support for growing enterprises.

Salaried Individuals

ITR filing, tax planning, and deduction optimisation for employees.

Startups & Entrepreneurs

Company incorporation, compliance setup, and project finance guidance.

NRIs & Foreign Entities

Cross-border taxation, TDS compliance, and FEMA-related advisory.

Trusts & NGOs

Trust deed drafting, registration, and ongoing legal documentation.

Self-Employed Professionals

Advance tax, professional tax, and income documentation for consultants and freelancers.

Why choose us

Built on care and commitment

Wide service range

Tax, compliance, finance and legal documentation under one roof.

Personal attention

Every client works directly with a dedicated consultant.

Timely filings

We track deadlines so your submissions go in on time.

Confidentiality

Your financial information is handled with strict care.

How we work

A simple four-step process

  1. 1

    Consultation

    Tell us about your requirement.

  2. 2

    Documentation

    Share the documents we need.

  3. 3

    Processing

    We prepare and file on your behalf.

  4. 4

    Completion

    You receive confirmation and ongoing support.

Testimonials

What our clients say

★★★★★

"Karthikeyan Tax Consultancy handled our GST registration and monthly filings seamlessly. Their team is always responsive and proactive about deadlines."

RK

Rajesh Kumar

Director, RK Enterprises

★★★★★

"Filing my ITR used to be stressful. Since I switched to Karthikeyan Tax Consultancy, everything is handled quickly and I always get the best refund possible."

PM

Priya Mehta

Senior Software Engineer

★★★★★

"We needed cross-border taxation advice for our overseas subsidiary. The team's expertise in international tax law gave us complete confidence."

AS

Arjun Sharma

Founder, Global Nexus Ltd

FAQs

Frequently asked questions

What documents do I need for ITR filing?

You will typically need your Form 16 (from your employer), bank statements, investment proofs (80C, 80D, etc.), PAN card, and Aadhaar. For business income, you'll also need profit & loss statements and balance sheets.

When is the GST return filing deadline?

GSTR-1 is due on the 11th of every month for monthly filers. GSTR-3B is due on the 20th. Annual returns (GSTR-9) are due by 31st December of the following financial year. Deadlines may vary — we track them for you.

Do you handle TDS for NRIs and foreign payments?

Yes. We assist with TDS deduction, challan payment, and return filing under Sections 195, 194E, and other relevant provisions for payments to non-residents and foreign entities.

How do I get started with your services?

Simply fill out the contact form below or call us directly. We'll schedule a free initial consultation to understand your requirements and recommend the right services for you.

Can you help with company registration and MCA compliance?

Absolutely. We handle Private Limited, LLP, and One Person Company incorporations, along with ongoing MCA compliance including annual filings, director KYC, and board resolutions.

Contact us

Let's talk about your needs

Address

123 Demo Street, Chennai, Tamil Nadu, India