RSM is an accountancy, tax and advisory firm serving clients through expertise in assurance, tax and consulting. The brand is part of an international network of independent accountancy and financial and legal advisory firms, active in 120 countries, with more than 500 offices worldwide. In the Netherlands, RSM has seven offices and more than 700 colleagues.

Its areas of work include Accountancy and Business Advisory, Assurance and Audit, Tax, Payroll, Mergers and Acquisitions, Business Consulting and IT Audit. RSM also offers support functions such as compliance, finance, human resources, IT, marketing and communications. Its range of expertise brings together professionals who can collaborate across disciplines and locations.

RSM presents itself as a people-focused organisation, emphasising an open, informal working environment, personal guidance and opportunities to develop through training and practical experience, including its RSM Academy. The firm highlights teamwork, responsibility and long-term client relationships as important parts of its approach.