In today’s interconnected marketplace, organizations that facilitate cross-border business transactions play a crucial role in navigating the complexities of international commerce. Law firms and profession organizations with dedicated international practice areas provide essential support – from cross-border negotiations and regulatory compliance to dispute resolution and cross- jurisdictional transactions. Their expertise ensures that clients can confidently expand into new markets and execute complex deals with precision and legal clarity.
Take a look at the following organizations, which specialize in international business and offer the resources and guidance necessary for successful global ventures.
CBIZ
In today’s interconnected world, success isn’t just about understanding your local market—it’s about having the right expertise to navigate international opportunities and challenges. Your business deserves a partner with global reach, industry-leading insights, and on-the-ground experience. CBIZ is that partner.
Whether you’re scaling operations abroad, navigating complex regulatory environments, or optimizing your financial strategy across borders, we deliver comprehensive, forward-thinking solutions that empower businesses to thrive. Our professionals, backed by the power of our global networks, provide strategic guidance and tailored support to seize new opportunities wherever you operate—and wherever you aspire to grow.
Via our exclusive U.S. relationship with ECOVIS, a global network spanning six continents, CBIZ provides localized solutions for your cross-border challenges. We integrate local expertise and insights to help navigate complex tax and business operations in Europe, Asia-Pacific, Africa, Australia, and the Americas.
EisnerAmper
When extended across borders into multiple jurisdictions, the problems and challenges increase exponentially. EisnerAmper offers internationally exposed clients the expertise they need to help successfully manage complex, time-sensitive issues in a dynamic global environment.
Our cross-border specialists provide tax compliance and planning/advisory services to U.S. and non-U.S. business entities: individuals, families, businesses new to international operations, and companies with extensive global experience. We advise clients on international tax structuring opportunities, transfer pricing and due diligence matters; as well as assist them in monitoring U.S. and foreign operations in order to attain global tax compliance.
We also help clients align their business objectives with their tax structure, optimize the use of foreign tax credits, and comply with the ongoing requirements of managing a business presence in foreign jurisdictions. Our services extend to non-resident alien individuals who have businesses and investments in the U.S.
EisnerAmper takes a proactive approach, emphasizing a year-round tax strategy and planning to leverage tax opportunities and anticipate possible tax risks, remediation or controversy. We place a premium on transaction planning and thorough pre- and post-event due diligence to support a holistic and consistent method to meet client’s needs.
Recent Global Initiatives:
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EisnerAmper is a member firm of Allinial Global, a network of independent accounting and consulting firms, which provides clients with additional worldwide access to a wealth of integrated resources.
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Our Asia Practice Group coordinates and delivers specific services to individuals and enterprises based in Asia that are investing and doing business in the U.S.
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EisnerAmper Global is a network of independent firms, with member offices in key financial centers around the world designed to meet the unique needs of the alternative investment industry.
Our clients understand that it is extremely time-consuming and tremendously expensive for them to be experts in complex, multi-jurisdictional tax and regulatory compliance. Through years of effective work, we have forged the expertise needed to become their most trusted global business advisor.
Gibbons PC
Whether a domestic company operates abroad or an overseas company looks to do business in the United States, both need a legal team that serves as a bridge between different business and legal systems.
The Gibbons International Team boasts cultural and commercial fluency in international matters that support our handling of transactions, counseling, and dispute resolutions throughout Europe, Asia, and Latin America.
We understand the nuances and complexities of advising clients headquartered all over the world on their U.S. operations. We also help clients make inroads in new markets by building connections – for example, we partner with organizations dedicated to initiating and strengthening business ties between U.S. businesses and those in countries such as Ireland, Italy, and Israel.
A number of our attorneys practice and/or are licensed in foreign countries, which provide a deep understanding of critical legal and cultural differences. Various team members are bilingual and conduct legal and transactional business entirely in foreign languages.
Grassi
International opportunities are the key to growth for many businesses in today’s global market. But reaching your intended destination requires the guidance and know-how of advisors who understand its unique regulatory, tax and business environments.
For U.S. businesses expanding overseas or foreign companies entering the U.S. market, Grassi’s International Advisory practice has the resources and advice you need to get the most out of your inbound or outbound business activities.
Our international audit and accounting professionals help you stay compliant in every country, while our international tax specialists help you lower your tax liabilities in any regime.
As a member of PrimeGlobal, Grassi leverages a network of more than 300 highly successful independent member firms in over 113 countries. These firms house more than 3,800 partners and 45,000 employees in over 1,200 locations.
Services include:
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Italian Practice: Helping U.S. and Italian companies operate successfully in both countries.
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International Tax: Tax mitigation and structuring guidance globally.
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U.S. Estate Administration for Nonresidents: Trust & estate support in U.S. courts.
Scarinci Hollenbeck
We understand how business models leverage information and resources globally and the importance of establishing and maintaining operations in multiple locations throughout the world.
Our lawyers have extensive experience in technology, banking and finance, consumer protection, employment, international law and taxation, intellectual property, health care, and litigation.
In addition, our lawyers have hands-on business experience that enables them to provide strategic business consulting on all aspects of global operations.
The International Law & Trade practice group provides guidance on:
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International Business Transactions
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Cyber Security and Data Privacy
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International Taxation
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International Trade Litigation and Remedies
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Import and Export Compliance
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Customs Law and Regulations
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Global Intellectual Property Disputes
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International Arbitration
Sills, Cumis & Gross
Because of the firm’s New York–New Jersey gateway location, we have a robust position of cross-border transactions for foreign clients doing business in the U.S.
For over 35 years, our multi-disciplinary team advises foreign-based companies on corporate and business matters, corporate governance and compliance issues, real estate, intellectual property, employment and labor, licensing and distribution, mergers and acquisitions, joint ventures, finance, tax, and other matters.
We also represent foreign clients in resolving disputes with U.S.-based business partners in federal and state courts (and arbitration tribunals), as well as handle class action litigation for product-related claims.
Through our relationships with a wide network of foreign lawyers throughout the Americas, Europe, and the Far East, we respond quickly and efficiently to the multi-jurisdictional needs of clients. Members of the firm are actively involved and serve in leadership positions in international legal organizations. As a result, we become integral team members of the legal teams of our international clientele.
WilkinGuttenplan
At WilkinGuttenplan, we are finely tuned to the needs of our clients with operations outside the United States. We serve clients throughout the world in the areas of financial reporting, tax compliance and strategic planning.
For Foreign-Owned Businesses:
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Advise on U.S. business structuring to minimize taxes.
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Design tax equalization programs for executive assignments.
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Assist with compliance with IFRS reporting standards.
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Multinational tax planning for both individuals and businesses.
For Individuals:
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U.S. tax return preparation for those with non-U.S. income/assets.
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Pre-immigration tax planning.
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Guidance on U.S. taxation of foreign trusts.
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Assistance with unreported offshore holdings through IRS programs.
Withum
Our international tax services are designed to help businesses operate on a global scale – irrespective of how large they are. They’re custom tailored for inbound and outbound corporations, partnerships and other entities, and for executives and individuals who live, work or invest worldwide.
Key Services:
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International Tax Compliance
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Income Tax Treaty Interpretation
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Review of Corporate Holding Structures
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Global Transfer Pricing: Documentation, planning, BEPS compliance, controversy support
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Investment Holding Structures
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U.S. Taxation of Foreign Investments
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Tax Equalization Plans
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Social Security Taxation Issues
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Estate and Gift Tax Treaties
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IC-DISC Planning
Global Mobility Services:
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Planning and structure for international employee movement
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Includes payroll, compensation, cost of living, tax equalization, relocation, and more
Withum positions itself as an “International Desk” — a one-stop shop for all global tax, accounting, and legal advisory needs, offering clients access to a network of country-specific experts alongside localized service and support.








