By combining our tech and sustainability expertise and experience, Microsoft and McKinsey will help businesses accurately and swiftly measure and reduce their overall carbon footprint. By combining our tech and sustainability expertise and experience, Microsoft and McKinsey will help businesses accurately and swiftly measure and reduce their overall carbon footprint. Tomas Nauclér, McKinsey senior partner and McKinsey Sustainability global co-leader Microsoft and McKinsey have a long and successful history of collaborating to accelerate and scale client impact. Over the past three years alone, the two organizations have worked together to help clients de-risk transformations, redesign business processes through data and analytics, and build new digital businesses.