International business audit services for foreign companies in the U.S.

In today’s complex and highly regulated business environment, international companies operating in the United States must meet a growing number of financial, legal, and tax requirements. At Expand CPA, we provide international business audit services tailored to the needs of foreign subsidiaries, parent entities, and multinational organizations. Our mission is to ensure your U.S. operations remain fully aligned with local and global standards, from accounting and tax compliance to internal controls and regulatory obligations.

Whether you are setting up a U.S. subsidiary, conducting a cross-border transaction, or managing ongoing reporting and statutory filings, our audit firm delivers a structured, risk-focused approach grounded in international auditing standards (ISAs) and U.S. generally accepted auditing procedures. Our bilingual auditors and professionals work hand-in-hand with your management teams to provide assurance and advisory services that support both local performance and global group consolidation.

From initial assessment to final report, we adapt each engagement to your corporate structure, market expectations, and business model—ensuring clear communication, high-quality analysis, and decision-ready outcomes. As a trusted partner to international businesses, Expand CPA offers the experience, knowledge, and international network to support your growth in the U.S.

SERVICES

Our key services

IT audit to assess systems, data security, and digital conformity

Audit of accounting procedures and internal financial controls

Audit of administrative and commercial procedures within the company

Social audit to ensure compliance with U.S. labor and employment standards

Statutory and tax audit for subsidiaries and foreign entities

Advisory and audit support for company formation, fundraising, mergers, demergers, and asset transfers

Assistance with fundraising strategy and business development planning in the United States

Who needs international business audit services?

Our international business audit services are designed for foreign-owned business, including French and European businesses, seeking to establish or strengthen their presence in the U.S. Whether you are setting up a local subsidiary, acquiring a U.S. entity, or managing cross-border operations, Expand CPA helps ensure full compliance with U.S. and international financial standards.

These services are especially relevant for organizations that require a review of internal procedures, financial reporting, tax records, or operational compliance as part of their U.S. development strategy. We also assist foreign companies in meeting specific legal or group-level audit obligations, ensuring transparency and consistency across entities.

If your company needs a clear and independent view of its U.S. activities, Expand CPA provides tailored audit support that aligns with your organizational goals and group-level reporting.

Audit compliance & international standards

At Expand CPA, all audit engagements are conducted in accordance with applicable U.S. regulations and international auditing standards. Our audit procedures follow globally recognized frameworks such as the International Standards on Auditing (ISA) and other generally accepted auditing standards, ensuring that our work meets the expectations of both local regulators and international parent companies.

For foreign-owned companies, this level of compliance is essential to maintaining consistency in group-level reporting, managing cross-border financial risk, and meeting internal and external audit requirements. Whether your U.S. operations are subject to internal audits, annual statutory obligations, or specific contractual requests, our team ensures each review is carried out with independence, objectivity, and attention to risk-sensitive areas.

By combining our knowledge of U.S. regulations with experience in international audit environments, we help clients meet both national and group-wide expectations—delivering reliable, transparent audit reports adapted to the complexity of global operations. If you need broader guidance beyond audit, we also offer international tax CPA services tailored to foreign businesses expanding to the U.S.

Why choose Expand CPA for your U.S. audit needs?

Expand CPA is a trusted audit partner for international businesses operating in the United States. Our auditors hold all the required accreditations and work in strict compliance with U.S. and international audit standards. As a firm providing both statutory and contractual audit services, we combine independence, professionalism, and sector-specific expertise to deliver reliable and structured outcomes.

Thanks to our multidisciplinary background in accounting, tax, and financial management, we bring a deep understanding of how companies operate—both locally and as part of international groups. This gives us a unique ability to assess risk, support compliance, and provide targeted insights during audit engagements.

With offices in Paris, Tel Aviv, and New York, our teams are accustomed to working with foreign-owned entities and subsidiaries that must meet both U.S. regulatory obligations and international reporting expectations. All our professionals are fluent in English and experienced in cross-border collaboration, making us an ideal point of contact for audit-related matters in the U.S.

Frequently asked questions

What is an international business audit?

An international business audit is an independent review of a company’s financial information, operations, and compliance with local and international standards. The audit process typically involves analyzing financial records, evaluating internal controls, and issuing an audit report to provide assurance to stakeholders, including foreign investors or parent companies.

How does the IRS audit international businesses?

When the IRS audits international businesses, it focuses on U.S. tax obligations, foreign income, transfer pricing, and the proper reporting of international transactions. Working with a qualified tax professional is essential to ensure that documentation is complete, accurate, and compliant with U.S. tax law. The audit may also involve reviewing intercompany agreements, bank records, and cross-border transactions.

What challenges do global businesses face in audits?

Global companies often face challenges such as managing audit risk, addressing material misstatements, and aligning processes across jurisdictions. Coordinating with external auditors in different countries can also affect consistency and audit timelines. Additional issues include maintaining quality while controlling costs, especially when complying with both local and group-level reporting requirements.

How to prepare for an international audit?

Preparing for an international audit requires a structured approach to the audit process, starting with gathering accurate financial statements and supporting documentation. Companies should ensure that audit evidence is readily available and that internal teams understand the scope of the audit. Using data analytics can also help identify anomalies and support faster, more accurate reviews.

What is the role of internal auditors?

An internal auditor plays a key role in evaluating the effectiveness of internal controls and ensuring compliance with company policies. The internal audit function operates independently from external auditors and provides insights to both management and the board of directors. In regulated sectors, internal audit may also coordinate with the company accounting oversight board or similar entities to support transparency and accountability.

Would you like to optimise your tax situation?

Expand CPA supports you in France and the United States to effectively manage your accounting and tax obligations. Take advantage of personalised advice to secure your activities and develop your business internationally. Contact us to schedule a meeting or ask questions about our services.