Bill is the Energy Group Manager at Pathfinder Engineers & Architects, where he has specialized in energy analysis and modeling for 16 years. He has given dozens of presentations on topics including energy modeling, net zero design, climate change science and mitigation, Bitcoin energy use, bicycling and climate geoengineering. Bill feels privileged to be able to tackle climate change by performing energy services on premier building projects and advocating for emissions reductions and sustainability to building owners, other engineers and design professionals.