Meet the 2025 Sponsors 

Gold Sponsor

Crowe

Crowe LLP is a public accounting, consulting, and technology firm that uses its deep industry expertise to provide audit services to public and private entities. The firm and its subsidiaries also help clients make smart decisions that lead to lasting value with its tax and consulting services, helping businesses uncover hidden opportunities in the market – no matter what challenges the markets present. Crowe is recognized by many organizations as one of the best places to work in the U.S. As an independent member of Crowe Global, one of the largest global accounting networks in the world, Crowe serves clients worldwide. The network consists of more than 200 independent accounting and advisory services firms in more than 130 countries around the world.

Deloitte

As global influences fundamentally shift how the tax function operates, tax leaders should become strategic advisors. We can share our experience, technology and innovative ideas to help your organization become more agile. Lead your business through complexity with confidence.

White & Case

White & Case is a global law firm with longstanding offices in the markets that matter today. Our on-the-ground experience, our cross-border integration and our depth of qualified lawyers help our clients work with confidence in any one market or across many. We guide our clients through difficult issues, bringing our insight and judgment to each situation. Our innovative approaches create original solutions to our clients' most complex domestic and multijurisdictional deals and disputes. By thinking on behalf of our clients every day, we anticipate what they want, provide what they need and build lasting relationships. We do what it takes to help our clients achieve their ambitions.

Silver Sponsors

Caplin & Drysdale

For more than half a century, Caplin & Drysdale has been a leading provider of a full range of tax, tax controversy, and related legal services to companies, organizations, and individuals throughout the United States and around the world. With offices in New York City and Washington, D.C., the firm also offers counseling on matters relating to bankruptcy, complex litigation, corporate law, creditors' rights, employee benefits, exempt organizations, political activity, private client services, and white collar defense. Clients rely on our strong tactical and problem-solving skills combined with our substantial experience handling a variety of complex, high-stakes matters in a boutique environment making us one of the nation’s most distinctive law firms.

Charles River Associates

Charles River Associates is a leading global consulting firm that offers economic, financial, and strategy expertise and is a trusted advisor in transfer pricing matters.

Our award-winning team has extensive experience from planning to documentation to dispute resolution. Our experts are renowned as thought leaders and are engaged by multinational corporations, law firms, tax consultants, and tax authorities around the world to provide clear recommendations to complex intercompany pricing matters. We partner with our clients to help navigate the ever-changing landscape as transfer pricing and compliance rules proliferate around the globe. Faced with ever increasing requirements and scrutiny, our clients value the independence of our analysis and the clarity of our guidance

EXA AG

Operating globally, EXA is a leading provider of software solutions and services for financial transformation.

Our digital solutions and services leverage SAP technologies to provide customers with value-adding solutions for optimizing their intercompany business effectively. Thanks to our close collaboration with SAP in the technology areas of S/4HANA, SAP Cloud Platform, and Analytics, we are ideally positioned to offer our customers innovative, cutting‑edge solutions and digital transformation consulting. Our flagship products Operational Transfer Pricing (OTP) and Service Cross Charging (SCC) bring transfer pricing automation based on latest SAP technologies to a new level.  Finance, tax, and IT functions can benefit from automating planning, financial reporting, monitoring, calculation and adjusting of transfer prices, to final documentation.

Maisto e Associati

Established in 1991 by lawyers with many years of experience in the field, Maisto e Associati is an independent Italian law firm specialised in tax law. Over the years, the firm has grown consistently in size and reputation and now has 60 professionals, including 13 partners and 3 of counsel, with offices in Milan, Rome and London.

Pinheiro Neto Advogados

Pinheiro Neto Advogados is an independent, full-service Brazilian firm specialising in multidisciplinary deals, and was the first Brazilian law firm to specialise in servicing corporateclients. For 80 years, the firm has translated the Brazilian legal environment for the benefit of local and foreign clients. With clients in almost 80 countries, the firm has grown organically and developed a distinctive, tight-knit culture, with a low associate-to-partner ratio. Its unique, democratic governance structure promotes transparency and consensus-building among its partners.

Withum

Withum is a forward-thinking, technology-driven advisory and accounting firm committed to helping clients be more profitable, efficient and productive in today's complex business environment. With offices in major cities and financial centers across the country, and as an independent member of HLB, the global advisory and accounting network, Withum serves businesses and individuals on a local-to-global scale. We provide the expert advice and innovative solutions you need to Be in a Position of StrengthSM in today's fast-paced, tech-driven world. Get to know us at www.withum.com.

Bronze Sponsors

ARKK

ARKK revolutionises tax automation, regulatory reporting, and digital tagging by replacing outdated manual tools and processes with automated, AI-driven solutions. Trusted by over 1,000 customers worldwide, we simplify complex processes, helping businesses stay efficient, compliant, and ahead of the curve— saving you time and money to focus on what truly matters.

VAT IT

With a global footprint spanning over 50 countries, we are dedicated to helping you navigate the complexities of VAT and E-invoicing. We have spent more than 20 years perfecting the art of international VAT services and we are determined to utilise our expertise to become the world’s most trusted VAT and indirect tax service provider. Work with a single centralised contact through our state-of-the-art technology and enjoy the peace of mind that comes with global compliance.

Vistra

At Vistra, our purpose is progress. We aim to remove the friction that comes with the complexity of global business, partnering with companies and private capital managers along the business lifecycle. From payroll and HR, to tax, legal entity management and regulatory compliance, we quietly fix the operational and administrative frustrations that hamper business growth.  With over 9,000 experts in more than 50 markets, we help accelerate progress, improve processes, and reduce risk—wherever your ambition takes you.

Interested in sponsoring the event in 2026?

Jamil Ahad
Commercial Director
ITR
✉ jamil.ahad@internationaltaxreview.com
☏ +44 (0) 207 779 8767

Jamil heads up business development for ITR events. He helps firms network, engage and do business with tax and TP leaders from multinational organisations.

ITR produces 10+ high level conferences and summits a year which attract over 2000 attendees. These events provide firms with the opportunity to showcase their expertise, meet the most senior tax and tp leaders as well as raise brand awareness and profile.