USA International Corporate Tax Services
At GalvinCPA & TAX, we specialize in providing tailored international corporate tax solutions for businesses operating in the United States and across global markets. Our team helps multinational corporations minimize tax risks, maximize cross-border opportunities, and ensure compliance with both U.S. and international regulations.
Why Choose Our Services
Extensive Expertise in U.S. and International Taxation
Our CPAs bring decades of experience in U.S. corporate, individual, and cross-border taxation.
We understand the complexities of both IRS and CRA systems, ensuring full compliance and optimized outcomes for every client.
Tailored Solutions for Global Businesses
We develop customized tax strategies for multinational companies operating across borders.
Our team helps you manage transfer pricing, permanent establishment risks, and global tax exposure efficiently.
Compliance with IRS, OECD, and Treaty Standards
We stay current with OECD guidelines, FATCA, and tax treaty frameworks to help you remain compliant internationally.
Our proactive approach minimizes audit risks and ensures consistent cross-jurisdictional reporting.
Trusted by SMEs and Large Enterprises
From small businesses to Fortune-level corporations, clients trust us for accurate, transparent, and results-driven tax solutions.
We pride ourselves on long-term partnerships built on expertise, reliability, and integrity.

Our Key Services

U.S. Corporate Tax Compliance
We assist corporations in filing IRS forms, annual returns, and state-level corporate taxes, ensuring accuracy and timeliness.

Cross-Border Tax Structuring
Optimize your international business structure to reduce double taxation and maximize tax efficiency.

Transfer Pricing & OECD Compliance
Develop robust transfer pricing documentation aligned with OECD guidelines

International Expansion Tax Planning
Whether opening subsidiaries or branches abroad, we ensure your business grows without unexpected tax burdens.

Corporate Tax Advisory & Risk Management
Stay ahead of IRS audits, treaty interpretation, and global tax law changes with our expert guidance.
How it works

1 Quote & Pricing
You may request a quotation via the buttons —either complete a brief request form or schedule a 15-minute online meeting. We will review the specifics of your engagement and provide the most appropriate pricing.
2 Contract & Order
After we agree on the price and scope of work, we’ll sign an e-contract and create your order.
You can then manage payments and track progress directly from the order page, and download the corresponding PDF invoice.
3 Work process
We’re here to help you navigate the increasingly complicated process of individual Tax.
- Initial Consultation
Assess your U.S. and international corporate tax needs. - Document Review
Analyze existing filings, structures, and cross-border risks - Tailored Strategy
Develop tax optimization plan across jurisdictions - Implementation
Filing, compliance, and advisory execution - Ongoing Support
Continuous monitoring and strategic updates.
FAQ – U.S. International Corporate Taxes
Have any questions? Don’t hesitate to reach out.
Do U.S. corporations with international operations need to file in multiple countries?
Yes. Corporations must comply with both U.S. IRS requirements and the tax laws of the countries where they operate.
What is double taxation, and how can it be avoided?
Double taxation occurs when both the U.S. and a foreign country tax the same income. We use tax treaties and planning strategies to minimize this impact.
What IRS forms apply to international corporations?
Common forms include Form 1120, 5471, 5472, and 1118, depending on ownership and activity abroad.
How do transfer pricing rules affect multinational corporations?
They regulate pricing between related entities to ensure fair taxation. Proper documentation avoids penalties.
Can small and medium corporations benefit from international tax planning?
Absolutely. Even SMEs with modest international activities can reduce costs and risks through strategic planning.
Ready to optimize your USA and international corporate taxes?
Ensure compliance, minimize your tax burden, and focus on growing your business. Let our experts handle your corporate tax filings today.


