Promotehour - Free list of 1100+ media outlets to pitch your startup

Crunchbase - Crunchbase is a platform for discovering industry trends, investments, and news about companies around the world.

Submit Juice - Free and curated list of startup directories to promote your new startup. We manually post your startup to more than 150+ relevant directories and blogs to help your startup get discovered.

CB Insights - CB Insights is a company database for the venture capital and corporate development community.

pressfarm - Pressfarm helps entrepreneurs find journalists to write about their startups.

Tracxn - data on companies