Henry supports the delivery of the Climate Budgeting Programme at C40. He focuses on a variety of topics, including working with cities to advance adaptation efforts and supporting them in their GHG quantification efforts for enhanced measuring and reporting as part of their climate budgets.

Prior to life at C40, Henry worked as a consultant to develop climate action plans with governments of all levels across the world, estimate GHG emissions, and create policies for adaptation measures. He also served at an NGO with a focus on transparency and long-term pathways to reduce GHG emissions with state and regional governments.