ATRIUM (Atrium Digital) is a digital marketing agency based in Edmonton, Canada, with additional offices in Vancouver, San Francisco, and Reno. Founded in 2000, the agency specializes in delivering consistent marketing results through its unique Marketing Systems Engineering (MSE) approach. This method integrates systems engineering principles to optimize marketing platforms for sustainable growth, aligning strategies with client business objectives.

The agency offers a range of services, including search marketing, online advertising, social marketing, content marketing, website design and development, conversion rate optimization, and SEO & PPC. ATRIUM has worked with notable brands such as Finning Canada, Paris Jewellers, and RAM Elevators + Lifts, showcasing its versatility across various industries. The MSE framework ensures that marketing systems are reliable and data-driven, focusing on long-term client success.