Whether you're trying to learn about eco-friendly architecture or team management, RedVector has the appropriate course in its online catalog. The award-winning company caters to designers, engineers, and construction workers with a curriculum of more than 1,500 classes. These lessons are typically accredited at the state or national level, and 250 of them are even accessible from a mobile device. The courses cover topics that range from business and legal concerns to electrical machinery and work-site safety. RedVector also has a license-renewal service that helps workers keep track of various licensing requirements, which can differ from state to state.