RSM Joins the Microsoft Intelligent Security Association, Advancing Cybersecurity Capabilities for the Middle Market

CHICAGO – (August, 19 2026) – RSM US LLP (“RSM”) – the leading provider of consulting, tax and assurance services for the middle market, announced it has become a member of the Microsoft Intelligent Security Association (MISA), an ecosystem of software development companies and leading security services partners that have integrated their solutions with Microsoft Security technology to better defend against a world of increasing cyber threats.

According to the RSM US Middle Market Business Index Special Report: Cybersecurity 2026, gaps in identity management, governance frameworks and control structures may become increasingly consequential, as attackers use automation and AI-enabled techniques to scale and accelerate attacks. By joining MISA, RSM brings a distinctive combination of deep Microsoft security expertise and industry experience to help middle market clients strengthen cyber resilience and detect and contain threats that move at the speed of AI, while balancing AI governance and cybersecurity needs against the rising costs of running a business.

Through its Microsoft Security practice, RSM delivers advisory, implementation and managed services across identity, threat protection, security operations, data protection, governance and compliance. RSM combines deep Microsoft knowledge with practical experience to help clients assess risk, prioritize investments and deploy solutions such as Microsoft Defender, Microsoft Sentinel, Microsoft Entra and Microsoft Purview. With a strong middle market focus and end-to-end capabilities, RSM serves as a first-choice advisor to help clients maximize their Microsoft investments, strengthen resilience and achieve secure, scalable growth.

“Joining MISA demonstrates the strength of our cybersecurity practice and the confidence our clients place in us to guide them through today’s complex threat environment,” said Thomas Turner, principal at RSM. “We’re helping organizations adopt a proactive approach, blending compliance, innovation and strategic insight.” 

Established in 2018 to bring together Microsoft leaders and security vendors, MISA 
focuses on collaborating to combat security threats and create a safer environment for 
all. Its mission is to strengthen cyber resilience by bringing together trusted partner innovation and Microsoft’s AI-powered security platform to help organizations stay ahead of evolving threats.

“The Microsoft Intelligent Security Association has grown into a vibrant ecosystem comprised of the most reliable and trusted security vendors across the globe,” said Maria Thomson, director, MISA. “RSM shares Microsoft’s commitment to collaboration within the cybersecurity community to improve our customers’ ability to predict, detect and respond to security threats at the scale and speed of AI.” 

RSM’s inclusion in MISA complements its existing credentials as a Microsoft Frontier Partner, Microsoft Azure Expert Managed Service Provider, Microsoft Solutions Partner for Security and a CMMC Third-Party Assessor Organization—reinforcing the firm’s ability to deliver secure, scalable and compliant solutions that support long-term client success. 

To learn more about the Microsoft Intelligent Security Association, visit the MISA website.