Culture24's SOAP API allows developers to import or query Culture24's events, resources, and venue information such as opening hours and address, among other types of data from their Direct Data Entry Database. The API has a single method, SearchRetrieve, by passing a SearchRetrieveRequest that returns a SearchRetrieveResponse in XML.
Founded in 2010 and based in White Plains, NY, Ongage has a simple idea for email marketers: we deliver. It uses different ESPs to deliver mail according to which ones are most likely to succeed in reaching a given email address. Ongage calls this concept "micro-deliverability."