该展会自2003年开始举办，在2008年的展会上，共有72家公司参展，参展面积达1500平方米，共有1500名观众参观了美国哥伦比亚氢气展览会（NHA Conference and Hydrogen Expo US ）。
Hydrogen production from fossil fuels, coal, nuclear energy, and renewables. H2 compression, liquefaction, storage, transport. H2 infrastructure, fueling stations, home energy appliances, supply chain solutions, H2 safety, leak testing, training programs, certification, permits to operate, H2 internal combusion engine, H2ICE vehicles, fuel cell design, materials, components, FC manufacture, testin