Chase Van Diemen

Chase Van Diemen is a Senior Assurance Associate at Atherton & Associates, where he supports both for-profit and nonprofit organizations with audit and assurance services. He works closely with clients across a range of industries, helping prepare financial statements, support compliance efforts, and contribute to efficient, well-organized engagements that align with each client’s operational goals and reporting requirements.

With experience serving organizations in agriculture, healthcare, construction, manufacturing, professional services, and nonprofit sectors, Chase brings a practical and detail-oriented approach to client service. His work includes audit fieldwork, financial analysis, research, and the preparation of engagement deliverables, with a focus on helping clients navigate evolving reporting standards and maintain strong financial processes. He also has experience working with employee benefit plans, churches, and hospices.

Clients and team members value Chase for his proactive communication, responsiveness, and collaborative mindset. He approaches engagements with careful planning and a solutions-focused perspective, helping keep projects moving efficiently while maintaining accuracy and attention to detail. His experience with internal controls, financial reporting, and new accounting standard implementation allows him to contribute meaningful support throughout the audit process.

Chase has eight years of public accounting experience and is committed to continuing to build strong client relationships while supporting the firm’s assurance team through dependable service and technical consistency.