MHM Advisory Ltd.

MHM is Canada's first SCC-accredited ISO 42001 audit provider offering AIMS certification and compliance services.

Led by Principals with over 50 years of combined experience, we deliver the technical rigor of a global firm with the personal responsiveness of a dedicated partner. We also provide expert SOC 1, SOC 2, and ISO 27001 audits. Serving 350+ global clients, our senior-led team delivers the integrity and actionable insights required to thrive in today’s most regulated industries.

At MHM, we go beyond auditing to become your trusted business partner. We take the time to understand your unique challenges and deliver tailored solutions that drive results. Our services are tailored to growing and established organizations that seek the expertise of a large firm, delivered with the responsiveness and personal attention of a specialized partner.

MHM is led by two former Big 4 Partners with over 45 years of combined experience, bringing deep industry knowledge and expertise to every engagement. Every client deals directly with Senior Auditors and a Principal of the firm, ensuring the highest quality service and communication.

We serve over 350 clients across Canada, North America, Europe & Australia including not-for-profit, private businesses, public enterprises and government entities, earning a reputation for independence, integrity and trusted service.

As a CPA Canada and SCC-accredited firm, MHM goes beyond compliance standards, ensuring thorough audits that offer valuable, actionable insights. Our reports are recognized and relied upon by leading organizations across some of the world’s most highly regulated industries.

Clients choose MHM not just for our technical expertise, but for our long-term commitment to their success. At MHM, we don’t just meet expectations, we set the standard for what audit excellence should look like.