As Managing Director of Cloud & Infrastructure at ProArch, Stu Cartin leads with a relentless focus on service excellence and helping clients get the most from their Microsoft technology investments. He takes a holistic approach to solving business challenges—considering the broader organizational impact and designing solutions that remove friction and accelerate growth.

With a career built on innovation and problem-solving, Stu is passionate about modernizing infrastructure, automating operations, and aligning technology strategies with long-term business goals. He oversees strategic initiatives across cloud architecture, infrastructure modernization, and 24/7 global support services. His leadership has been instrumental in delivering ProArch’s white-glove customer experience—tailored support at every touchpoint, building trusted relationships from CIOs to engineers.

A technologist at heart, Stu began his IT journey early, earning Microsoft certifications in high school. His career started as a Microsoft solutions consultant and then transitioned to leading his own firm, quickly gaining traction with enterprise clients. His hands-on approach and deep technical understanding allow him to engage with stakeholders at every level, ensuring both immediate impact and sustainable growth.

Outside of technology, Stu is an accomplished pilot and former flight instructor. His aviation experience influences his leadership style—bringing discipline, risk management, and operational precision to IT delivery. He often compares flying at 45,000 feet to his client work: scanning the environment, identifying inefficiencies, and optimizing systems.

Originally from England, Stu spent his formative years in Atlanta before settling in Colorado. When he’s not piloting a plane, you’ll find him on the ski slopes, mountain trails, or out on the water. A lifelong explorer with a deep curiosity for people and places, he’s traveled to nearly every U.S. state—embracing the diversity of communities and the perspectives they bring.