“Their team simplified our cross-border tax and compliance workflow in weeks. Reporting is now clear, timely, and fully audit-ready.”
Sarah Mitchell
Founder, Atlas Commerce
Chartered Accountants · Est. 2009Expert Financial Services for USA Businesses
From cross-border taxation to corporate compliance, we deliver precision-driven CA services tailored for the American market — so you can focus on growth.
500+
Clients Served
15+
Years Experience
12
Countries
What We Do
Comprehensive CA Services for USA
End-to-end financial expertise tailored to the unique regulatory landscape of USA — delivered by specialists, not generalists.
US Tax Filing & Compliance
Federal & state returns, estimated taxes, and IRS representation for individuals and corporates.
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International Taxation
FBAR, FATCA, treaty analysis, and cross-border advisory for NRIs, expats & global businesses.
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Business Incorporation
LLC, C-Corp & S-Corp formation with registered agent services and EIN acquisition.
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Audit & Assurance
Independent audits, internal controls review, and GAAP-compliant financial statements.
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Bookkeeping & Payroll
Monthly close, reconciliations, W-2/1099 filings, and full-service payroll processing.
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Financial Advisory
Cash flow planning, M&A due diligence, and strategic CFO-as-a-service for growth-stage firms.
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Why Choose Us
Numbers That Speak for Themselves
500+
Clients Served
15+
Years Experience
12
Countries Covered
98%
Client Retention
A Firm Built on Trust & Precision
We combine deep expertise in US GAAP, IRS regulations, and cross-border tax law with a personalised approach that larger firms simply cannot offer. Every client gets a dedicated partner — not a junior associate — ensuring your financial strategy is always in expert hands.
100% Confidential
Your financial data is always protected under strict NDA and data-privacy standards.
Rapid Turnaround
Most engagements kick off within 48 hours — no bureaucracy, no delays.
Dedicated Partner
A named CA partner owns your account from day one — not a revolving junior team.
Global Expertise
Fluent in cross-border tax law, DTAA treaties, FEMA, and international GAAP standards.
How It Works
Get Started in Three Simple Steps
No long forms, no bureaucracy. From first call to ongoing partnership — we move at the speed of your business.
1
Free Discovery Call
Tell us about your business, tax situation, and goals. We'll map the right services and answer every question — no obligation.
2
Custom Engagement Plan
We tailor a service package and timeline specific to your needs, with transparent fixed-fee pricing upfront.
3
Ongoing Partnership
Your dedicated CA handles filings, compliance, and advisory year-round — with real-time updates and a direct line to your team.
Ready to simplify your finances?
Start With a Free Call→Testimonials
What Clients Say About Our USA Practice
Trusted by founders, finance teams, and global operators who need precision, speed, and complete compliance confidence.
“We finally have a CA partner who understands global operations. Turnaround is fast, advice is practical, and execution is flawless.”
Rohit Mehra
Director, Meridian Logistics
“From incorporation to monthly compliance, everything runs on a dependable process. It feels like having an in-house finance leadership team.”
Emily Chen
COO, Northline Ventures
Stay Ahead
Key USA Tax Deadlines
Never miss a filing. These are the most critical upcoming dates — we track them for every client we serve.
Apr 15 (annual)
Individual Income Tax Return (Form 1040) due for calendar-year filers
IndividualApr 15 (annual)
Q1 estimated tax payment due (Form 1040-ES)
Estimated TaxJun 15 (annual)
Q2 estimated tax payment due
Estimated TaxSep 15 (annual)
Extended S-corp and partnership returns due (Forms 1120-S / 1065)
BusinessSep 15 (annual)
Q3 estimated tax payment due
Estimated TaxOct 15 (annual)
Extended individual returns due (Form 1040 via Form 4868 extension)
IndividualJan 15 (following year)
Q4 estimated tax payment due for prior tax year
Estimated TaxDeadlines shown are recurring federal checkpoints and can shift for weekends, holidays, or IRS relief notices. Confirm exact due dates each filing year before submission.
FAQ
Questions We Hear Most Often
Ready to Talk to a USA Tax Expert?
Book a free 30-minute consultation with a dedicated CA. No sales pitch — just clear answers to your questions.
We serve clients across all US time zones (EST · CST · MST · PST) and coordinate with IST for NRI clients.