E4C is a knowledge hub and community of over 1 million people from diverse engineering disciplines and 100+ countries seeking to improve quality of life in underserved communities. It ensures public health and safety, prepares the global development workforce, and improves solutions development efficiency. Sponsorship opportunities include curating articles, webinars, and search-optimized landing pages on topics of interest and targeted at relevant visitors. The Solutions Library and Opportunities Portal connect users and partners.