Splashy public companies often dominate headlines, but the majority of the companies in the U.S. are privately owned and these companies are just
Charlotte Hu is a Science & Tech Writer at various esteemed publications. She specializes in topics related to energy sustainability, renewable energy, and corporate sustainability, while also exploring themes in education technology and the global economy. Charlotte's work has been featured in Popular Science, Scientific American, Tech Xplore, and many other notable outlets.















