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BDO Belgium has acquired all shares of O2 Finance, a specialist in corporate treasury management consulting. The deal aims to bring the consultancy firm closer to chief financial officers. The acquisition strengthens BDO's advisory capabilities in treasury management services. No financial details of the transaction were disclosed.

BDO partners with Fieldguide to advance AI-enabled risk advisory delivery. The strategic relationship enhances BDO's global Risk Advisory Services, strengthening quality, consistency, and professional capacity through human-centric AI. Brussels and San Francisco - [March 24, 2026] - BDO, one of the world's leading accounting and advisory networks, today announced a strategic collaboration with Fieldguide, a leading agentic AI platform for audit and advisory. Fieldguide will work with BDO's Risk Advisory Service (RAS) professionals across member firms worldwide to modernise engagement delivery through responsible, practitioner-led use of agentic AI in their daily work. BDO's initial implementation of Fieldguide is centered on RAS offerings, including internal audit and third-party assurance, with plans to expand use of the platform over time to additional advisory services. Through this collaboration, BDO's RAS practices are working with Fieldguide to develop bespoke solutions exclusive to the firm and are advancing a new operating model that integrates AI agents into day-to-day service delivery, supporting time-intensive and administrative tasks across the engagement lifecycle. This relationship will allow professionals to focus more deeply on analysis and insight, ultimately enhancing client relationships and outcomes. "BDO is making a strategic, long-term investment in our capability and delivery of risk services," said Koen Claessens, Global Head of Risk Advisory at BDO. "Our relationship with Fieldguide not only helps improve efficiency and organisation; it also helps drive consistent quality, scalable capabilities, and delivery. By developing BDO bespoke solutions with Fieldguide and embedding AI in a way that enhances our ability to deliver greater value to our clients, we are positioning our teams to meet increasingly complex client needs while staying true to our people-centered culture." Fieldguide's platform embeds professional-grade AI agents across planning, testing, review, and reporting, with full human oversight. Purpose-built for regulated environments, the platform is configurable to enforce consistent application of firm methodologies and provide transparency and traceability throughout the engagement lifecycle. This collaboration embeds agentic AI into engagement workflows to enhance consistency, quality, and professional trust. By combining practitioner expertise with AI-enabled execution, BDO's Risk Advisory teams can significantly improve organizational efficiency and service delivery. This relationship establishes a scalable foundation for global standardization and operational modernization across the BDO network. "The firms that will lead the next decade are those that effectively combine human judgment with AI execution," said Jin Chang, Co-Founder and CEO of Fieldguide. "BDO's Risk Advisory approach is using AI to elevate quality, consistency, and practitioner impact while keeping professionals firmly at the center of each engagement. We're proud to team with BDO as they scale this model globally." In 2025, BDO outlined a global AI investment of US$1 billion over five years to enhance capabilities and solutions for clients. This long-term investment is part of BDO's strategy to enhance digital and technology integration and collaboration across the network to better serve its worldwide client base. About Fieldguide Fieldguide is a leading AI-native platform transforming how audit, advisory, and assurance work gets done. Purpose-built for regulated environments, Fieldguide brings professionals and agentic AI together to modernize engagement delivery from planning through close, enabling audit and advisory practitioners to deliver higher-quality work, strengthen client experiences, and unlock growth for the decade ahead. Fieldguide is also the recipient of the Accounting Today Top New Products Award as well as a five time winner of the CPA Practice Advisor Technology Innovation Award. Fieldguide is headquartered in San Francisco and backed by Growth Equity at Goldman Sachs Alternatives, Bessemer Venture Partners, 8VC, Thomson Reuters, and other leading investors. Learn more at fieldguide.io.